This is the residual class for a static implement, rather than
a machine, having:
A. Structure intended for shaping fluent material only wherein
the structure is so arranged as to define a space or cavity for
retaining the fluent material and wherein the fluent material initially
having no definite form conforms to the shape of the space or cavity
solely by gravitational force on the fluent material and changes
to a self-sustaining shape which shape is retained even after removal
from the structure.
(1)
Note. The space or cavity may be formed by a mold part cooperating
with existing structure, e.g., building structure or earth.
B. Implements of the type set forth in subparagraph A above
disclosed for use with, but not so claimed, means for applying an
external force to fluent material only for imparting a shape thereto;
i.e., a female portion of a male-female couple.
C. Implements disclosed for use with the structures set forth
in subparagraphs A and B above for shaping the interior of a hollow
casting, or which make a hole in or through a casting upon separation
therefrom.
D. Implements of the type set forth in subparagraphs A and
B above combined with that of the type set forth in subparagraph
C above.
E. Structure including molding surfaces intended for shaping
and bonding a fluent material with a preform to form a composite
product that is separable from at least one molding surface.
F. Essential subcombinations of the structures set forth in
subparagraphs A-D above which are separable from the product.
G. Adjuncts, per se, disclosed for use with the structure of
subparagraphs A-F above which perform some function other than shaping
and are not classifiable elsewhere.
SECTION II - LINES WITH OTHER CLASSES AND WITHIN THIS CLASS
A. MOLDS, PER SE
1. Mold Defined By Material Only
(a) Compositions
Patents wherein all the claims are limited to a mold mentioned
by name only without any inclusion of structure and defined only
in terms of composition are classified as originals in appropriate
composition classes, particularly those listed in References to
Other Classes, below, referencing this section.
(b) Composite Layers
Patents wherein all the claims are limited to a mold mentioned
by name only without any inclusion of structure and defined only
in terms of the composition of the individual layers are classified
in the appropriate composite layer class, particularly those listed
in References to Other Classes, below, referencing this section.
2. Molds For Reshaping Preforms.
See References to Other Classes, below, referencing this section.
3. Miscellaneous Molds Including Dies And Matrices Of The
Mold Type.
See References to Other Classes, below, referencing this section.
B. DYNAMIC MOLDING APPARATUS; STATIC MOLDS WITH DIVERSE ART
DEVICE
Class 249 does not provide for dynamic molding apparatus and
ordinarily does not include a static mold combined with a diverse
art device. Such combined subject matter is provided for in Class
425, Plastic Article or Earthenware Shaping or Treating: Apparatus,
generally, or elsewhere as shown by the notes below. Certain specific
subclasses in Class 249 do provide for a static mold combined with
a perfecting device where the device is also static and integral
with the mold or is essential thereto. The following list exemplifies
types of subject matter provided for in Class 425 and elsewhere:
a. A mold combined with means for pressing molding material
within the mold.
b. A mold combined with a cover having projections penetrating
into the fluent hardenable material upon movement of the cover to
its operative position.
c. A mold combined with means for moving the mold from one
site to another.
d. A mold formed of separable and unconnected parts combined
with means to individually handle each part for assembly.
e. A mold provided with a core or ejector combined with a
machine-type means for actuating the core or ejector.
f. A mold combined with means to position the work relative
to the mold and which means functions to release the work to permit
it to fall into the mold.
g. A mold or core combined with means for creating differential
pressure within the mold or core for dynamically shaping a molding
material.
h. A mold combined with means for feeding material thereto,
except that a mold with an integral funnel element or a mold so
modified to provide structure especially designed for supporting
a feeding means, is classified in this class (249, subclasses 105+).
i. A mold and means to vibrate the mold.
j. A mold combined with means to rotate the mold for centrifugal
casting.
k. A segmented female mold or core, e.g., tunnel type, etc.,
and power means, i.e., motor, to move the segments to inoperative
or operative position.
See References to Other Classes, below, referencing this section.
C. MOLD INCLUDING NONMOLDING MEANS
See References to Other Classes below for references to Molds
Including Nonmolding Means.
D. CORES
See References to Other Classes below for references to Cores
E. MOLD ADJUNCTS
See References to Other Classes below for references to (a)
Mold Adjuncts, Clamps and Fasteners and (b) Mold Adjuncts, Supports.
MISCELLANEOUS SEARCH NOTES
See References to Other Classes below for references to the
following:
Products or compositions disclosed for use with molds to control
heating
Processes of Molding
Processes and Apparatus for Making Molds
Mold Like Apparatus Classified Elsewhere
SECTION III - SUBCLASS REFERENCES TO THE CURRENT CLASS
Buckles, Buttons, Clasps, etc., appropriate subclasses
for fasteners for connecting two parts of an article to each other.
(Mold Adjuncts, Clamps and Fasteners).
Metal Working,
subclasses 592+ for mechanical processes and subclasses 700+ for
apparatus for assembling and disassembling molds or forms; see the "SEARCH
CLASS" under subclass 400.1. (Processes and Apparatus for
Making Molds).
Fuel and Related Compositions,
subclasses 250+ for a fuel composition intended to generate heat
without light. (Products or compositions disclosed for use with
molds to control heating).
Static Structures (e.g., Buildings), appropriate subclasses for molds for erecting building structure
wherein the mold structure constitutes a part of the ultimate building
structure. (Mold Including Nonmolding Means).
Static Structures (e.g., Buildings), appropriate subclasses, particularly
subclass 577 for void formers which become a part of the product and
see search notes thereunder. (Cores).
Static Structures (e.g., Buildings), appropriate subclasses, for building structure disclosed
for receiving molding material. (Mold Like Apparatus Classified
Elsewhere).
Refrigeration,
subclasses 340+ for refrigerating means combined with means producing
a shaped product. (See Lines With Other Classes, Dynamic Molding
Apparatus; Static Molds With Diverse Art Device, above).
Glass Manufacturing, appropriate subclasses, particularly
subclasses 207+ for gob charging means with mold, 302 for mold
and means to rotate mold for centrifugal casting and 305+ for
press molding machines. (See Lines With Other Classes, Dynamic
Molding Apparatus; Static Molds With Diverse Art Device, above).
Metal Deforming,
subclasses 253.1+ for apparatus for die expressing metal in a plastic
state. (See Lines With Other Classes, Dynamic Molding Apparatus;
Static Molds With Diverse Art Device, above).
Metal Deforming, appropriate subclasses for a metal working apparatus for
bending, forging or stamping, extruding, etc., of metal preforms; see
especially
subclasses 462+ for the tool (e.g., die, etc.), per se. (Molds
for Reshaping Preforms).
Metal Deforming,
subclasses 253.1+ for a metal deforming machine including means extruding
through an orifice, subclasses 274+ for wire drawing apparatus
and subclasses 462+ for a tool (e.g., a die, etc.), per
se. (Miscellaneous Molds Including Dies And Matrices Of The Mold
Type).
Foods and Beverages: Apparatus,
subclasses 426+ for molds combined with cooking means; subclasses
450.1+ for apparatus for making a laminated edible product
(e.g., sandwich, etc.). (See Lines With Other Classes, Dynamic Molding
Apparatus; Static Molds With Diverse Art Device, above).
Presses, appropriate subclasses for pressures that
mold. (See Lines With Other Classes, Dynamic Molding Apparatus;
Static Molds With Diverse Art Device, above).
Compositions: Coating or Plastic,
subclasses 38.2+ for mold compositions; see search notes under subclass
38.2. (See Lines With Other Classes, Molds, per se, Mold Defined
by Material Only, Compositions, above).
Sugar, Starch, and Carbohydrates,
subclasses 18+ for molding apparatus with means effecting draining
of the sugar. (See Lines With Other Classes, Dynamic Molding Apparatus; Static
Molds With Diverse Art Device, above).
Tobacco,
subclasses 70+ for tobacco molding apparatus. (See Lines With
Other Classes, Dynamic Molding Apparatus; Static Molds With Diverse
Art Device, above).
Pipes and Tubular Conduits, appropriate subclasses for pipes and tubular conduits,
per se, even though disclosed for forming openings or passages in
a molded product. (Cores).
Fluent Material Handling, With Receiver or Receiver
Coacting Means,
subclasses 333+ for funnel type filling means with a coacting receiver
other than a mold receiver. (Mold Like Apparatus Classified Elsewhere).
Metal Treatment,
subclasses 400+ for metallic stock materials; see search notes
under subclass 400 for line between Classes 75 and 148. (See Lines
With Other Classes, Molds, per se, Mold Defined by Material Only,
Compositions, above).
Explosive and Thermic Compositions or Charges,
subclasses 37+ for "Thermite-" type compositions
having utility for controlling the fluidity of the melt. (Products
or compositions disclosed for use with molds to control heating).
Adhesive Bonding and Miscellaneous Chemical Manufacture,
subclasses 60+ for processes and subclasses 349+ for
apparatus for manufacturing molds including a surface bonding operation;
see the definitions of Class 156, for the line between the class
(156) and Class 29. (Processes and Apparatus for Making Molds).
Paper Making and Fiber Liberation,
subclass 288 for molding and burnishing means, and subclasses
382+ for foraminous molding apparatus for discrete articles,
especially subclass 384 for apparatus for centrifugally forming pulp.
(See Lines With Other Classes, Dynamic Molding Apparatus; Static
Molds With Diverse Art Device, above).
Metal Founding, appropriate subclasses for dynamic
metal casting or mold making apparatus. (See Lines With Other Classes,
Dynamic Molding Apparatus; Static Molds With Diverse Art Device, above).
Metal Founding,
subclasses 349+ for sand molds and sand and metal molds for metal
casting. (Miscellaneous Molds Including Dies And Matrices Of The
Mold Type).
Metal Founding,
subclasses 6+ for processes of forming a shaping surface and
subclasses 159+ for corresponding apparatus. (Processes
and Apparatus for Making Molds).
Type Casting, appropriate subclasses for type casting
molding apparatus. (See Lines With Other Classes, Dynamic Molding
Apparatus; Static Molds With Diverse Art Device, above).
Type Casting,
subclasses 55+ and 91+ for molds for forming integral
line and separate type, respectively. (Miscellaneous Molds Including
Dies And Matrices Of The Mold Type).
Chemistry: Electrical and Wave Energy,
subclass 281 for electro-forming molds or strip plates. (Miscellaneous
Molds Including Dies And Matrices Of The Mold Type).
Electrolysis: Processes, Compositions Used Therein,
and Methods of Preparing the Compositions,
subclass 70 for electroforming die. (Miscellaneous Molds Including
Dies And Matrices Of The Mold Type).
Special Receptacle or Package, appropriate subclasses, for a container particularly configured
to hold a specific article or material including an article (s)
or material (s) put up as a mercantile unit. See
subclasses 524.1+ for a chemical package. (Mold Like Apparatus Classified
Elsewhere).
Implements or Apparatus for Applying Pushing or
Pulling Force, appropriate subclasses for implements for applying a push
or a pull directly to a mold part to exert pressure thereon; see
particularly
subclasses 29+ and 104 for apparatus or implements which are adapted
to be used with, but do not form a component or remain with the
mold forms; see subclass 93 for pneumatic jacks for raising concrete
forms. (Mold Adjuncts, Supports).
Plastic and Nonmetallic Article Shaping or Treating:
Processes, appropriate subclasses for processes of molding
plastic material and preform shaping; see section II (i) of the
class definition of Class 264, for an extended field of search for
processes of molding. (Processes of Molding).
Work Holders, appropriate subclasses for "clamp" means,
per se, to grasp or draw portions of a mold either together or unto
a base or support; see the class definition of Class 269, I, third
paragraph. (Mold Adjuncts, Clamps and Fasteners).
Work Holders, appropriate subclasses for devices
intended to support a work piece during a work treating operation,
except that where part of the work holder also functions to confine
molding material, the device is classified in Class 249. (Mold Adjuncts, Supports).
Road Structure, Process, or Apparatus,
subclass 48 for road joint means with transitory core, cap
screed or installation means and subclasses 87+ for expansion
joint forming apparatus which is permanently embedded in the product.
(Mold Including Nonmolding Means).
Road Structure, Process, or Apparatus, appropriate
subclasses for an in situ type mold for forming a roadway or road
portion combined with other means to work or treat the earth or roadway.
(See Lines With Other Classes, Dynamic Molding Apparatus; Static
Molds With Diverse Art Device, above).
Hydraulic and Earth Engineering, appropriate subclasses for molding surfaces which
ultimately became a part of the finished structure. (Mold Including
Nonmolding Means).
Hydraulic and Earth Engineering, appropriate subclasses, particularly
subclasses 124 , 126, 150.1+ for cores which become a
part of the final product when forming culverts and tunnels. (Cores).
Chemistry of Inorganic Compounds, appropriate
subclasses for inorganic compounds, per se. (See Lines With Other
Classes, Molds, per se, Mold Defined by Material Only, Compositions, above).
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 461 for means providing a shaping orifice disclosed
for use in shaping nonmetals; see the search notes thereunder. (Miscellaneous
Molds Including Dies And Matrices Of The Mold Type).
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 383 for an apparatus for preform reshaping or resizing
or for a vulcanizing means including a conforming preform support;
see especially subclass 403 for a shaping surface, per se. (Molds
for Reshaping Preforms).
Plastic Article or Earthenware Shaping or Treating:
Apparatus, appropriate subclasses for molding apparatus including
a dynamic mold, or including a static mold and dynamic means, or
combined with diverse working or treating means, or perfecting means
other than static structure which, although performing a diverse
function, utilizes a portion of the structure of a static mold,
which last combination is in Class 249. (See Lines With Other
Classes, Dynamic Molding Apparatus; Static Molds With Diverse Art
Device, above. Especially see the statement in the introductory
paragraph of that section.)
Coating Processes,
subclasses 133+ for processes of coating a mold. (see Lines With Other
Classes, Molds, per se, Mold Defined by Material Only, Composite
Layers, above).
Stock Material or Miscellaneous Articles,
subclasses 411.1 and 615+ for nonmetallic and metallic
stock material product in the form of a composite web or sheet characterized
solely by the compositions of the layers, and which may be disclosed
as a mold. (See Lines With Other Classes, Molds, per se, Mold Defined
by Material Only, Composite Layers, above).
Dentistry,
subclasses 34+ for molds used by dentists, e.g., impression trays
and matrices for filling teeth. (Miscellaneous Molds Including Dies
And Matrices Of The Mold Type).
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclass 192 for bolt or rivet forming dies. (Miscellaneous Molds
Including Dies And Matrices Of The Mold Type).
Synthetic Resins or Natural Rubbers,
subclass 109 for a composition containing a synthetic resin
or natural rubber wherein said composition is useful in taking impressions
of the mouth or other body members or to processes of preparing
said composition. (See Lines With Other Classes, Molds, per se,
Mold Defined by Material Only, Compositions, above).
Machines Not Elsewhere Specified,
subclasses 135+ for molding or casting equipment. (Miscellaneous
Molds Including Dies And Matrices Of The Mold Type).
SECTION V - GLOSSARY
ADJUNCT
See the Class Definition, section G, above.
BARRIER
A construction forming an extended indefinite surface preventing
or inhibiting the passage of persons or things, e.g., wall, ceiling,
floor, etc.
CORE
See the Class Definition, C, and see References to the Current
Class for a reference to the difference between a core and plunger.
DYNAMIC SUBJECT MATTER
Means for preforming a function in which motion of the means
or a part thereof is essential to accomplishment of the function.
FLUENT MATERIAL
Fluent material is (1) any material, which at the normal temperature
range of an apparatus, lacks ability to retain a shape but instead
readily conforms in shape to the configuration of a surface upon
or within which it is placed or (2) any material which is handled
as a mass of no predetermined shape and in the normal operation
of a shaping device takes a form which in no way corresponds in general
structure or dimensions to that of the original mass.
IMPLEMENT
A work containing agency which as disclosed, could be either
(1) manipulated manually as a utensil, (2) a subcombination of a
machine or press couple, or (3) held in place by support means for
direct manual or machine application of work thereto.
IN SITU
The utilization of a mold at the job site wherein upon removal
of mold parts the product remains in its permanent location.
MACHINE
Usually a power driven (e.g., motor) organization including
a mechanism, which contains within itself its own guide for operation
which once commenced the operator lacks control thereover except
for starting and stopping the same.
MODULE
A component of building construction, usually designated
by terms as, brick, block, tile, sheet, etc., which with other such
preformed shapes assembled in repetitious juxtaposition define a
surface of construction, e.g., of a wall, ceiling or floor.
MOLD
See the Class Definition, section A and B.
MOLDING APPARATUS
A generic term which denotes anyone of the structures set
forth in the Class Definition, sections A - F.
MOLD ELEMENT
See the Class Definition, section F.
MOLD WITH CORE
See the Class Definition, section D.
PANEL
A separate or distinct molding surface or a plurality
of separate and distinct molding surfaces connected to form an integral
molding surface.
PARTITION
Structure set forth under the Class Definition, section
F, which divides a mold cavity into plural cavities.
(1)
Note. Structure set forth in this definition which forms
a hole or recess in the product is considered a core.
PREFORM
Stock material that has been given a shape.
STATIC MOLD
See the Class Definition, subparagraphs A-C, inclusive.
SUSTAINER
A rigid member or construction having a limited closed periphery
which is (1) greatly elongated relative to any lateral dimension
(2) resists transverse loading and (3) supports or retains other
components of a building construction; e.g., joist, beam or column.
IN SITU CONSTRUCTION ENGINEERING TYPE OR BUILDING TYPE-MOLD OR
FORM:
This subclass is indented under the class definition. Apparatus, sections A, B, D, and E intended for use with
either existing structure or the earth for forming an on the job
site construction engineering type product or a building structure.
(1)
Note. The earth or existing structure may constitute a confining
part of the mold, e.g., a form panel together with the earth or
other structure constituting the mold.
(2)
Note. The molds of this and indented subclasses are also
referred to as forms.
Static Structures (e.g., Buildings),
subclasses 169.1+ for formed building structures, especially building
structures having terranean features. The line between Classes 52
and 249 is as follows: Class 52 takes apparatus for casting settable
hydraulic or ceramic materials in which the apparatus becomes a
permanent part of the finished product. Class 249 takes molding
apparatus which is readily removed from the finished product.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 59 for a dynamic molding apparatus utilizing a subterranean
formation (e.g., ditch, natural cavity, etc.) as a shaping surface.
This subclass is indented under subclass 4. Apparatus including a spacer to maintain the form walls
spaced and which spacer has a positive interrelationship with at
least one stake.
This subclass is indented under subclass 3. Apparatus comprising means for aligning adjacent forms end-to-end,
the means being in addition to stake or stake mounting means.
This subclass is indented under subclass 2. Apparatus comprising three spaced substantially parallel
molding surfaces for containing the molding material for forming
an integral roadway curb and gutter.
This subclass is indented under subclass 2. Apparatus comprising joint forming means, or joint forming
adjuncts, per se, for forming a joint in a road or sidewalk.
(1)
Note. The means may be a division plate, or core or an adjunct,
per se.
Road Structure, Process, or Apparatus,
subclasses 87+ for apparatus to install or form joint in a road
or pavement. The line between Classes 404 and 249 is as follows:
Class 404 takes joint forming apparatus which is disclosed as (1)
remaining embedded in the product (2) removed from the product when
the product is in a fluent state and the space occupied by the apparatus
close, up, and (3) the dual disclosure of either remaining embedded
in, or removed from the product leaving a blank space. Class 249 takes
a joint forming molding device or adjuncts which are disclosed as being
removed from the product leaving a blank space in the product.
This subclass is indented under subclass 1. Apparatus for forming a structure in situ for controlling
water in an open channel, reservoir or for controlling earth having
a tendency to flow.
for molds forming cisterns, water tanks, etc., casted
in situ and 144+, wherein molds are provided for forming
the structures, supra and similar types of a structure not disclosed
as being casted in situ.
Hydraulic and Earth Engineering, appropriate subclasses for formed structures. Class
405 will take molding structures for forming hardenable fluent material
wherein the molding structure becomes a permanent part of the formed
structure.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 59 for means continuously casting a building wall
comprising a rotating, boom mounted material depositing and forming
means; and subclasses 63+ for a building form with means for
repositioning it for progressive molding.
This subclass is indented under subclass 13. Apparatus for forming a facing on the product by either
(1) molding the product and the facing simultaneously, or (2) molding
a facing on an existing structure.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 34 for process of sequentially molding in situ different
portions or layers on a unitary structural installation.
This subclass is indented under subclass 18. Apparatus having means to affix said apparatus to a building
element preform. The affixing means need not be structure other
than the molding apparatus itself.
(1)
Note. Mere reinforcement is not considered existing structure.
(2)
Note. The preform may remain part of the building structure,
e.g., glass block.
(3)
Note. A patent is cross-referenced here wherein the preform
is a utility fixture, e.g., drain pipe, or some other major permanent
building structure, etc., even though the connecting feature with
the molding apparatus is not claimed.
This subclass is indented under subclass 19. Apparatus having means cooperating with a portion of the
product previously formed for supporting the mold for sequentially
molding in successive courses.
(1)
Note. A patent to be included in this and indented subclasses
must disclose progressive molding and claim the features of the
apparatus which make it capable of preforming the function.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 33 for process of forming a structural installation
in situ by sequentially molding different portions on a structure.
This subclass is indented under subclass 20. Apparatus having means progressively forming (1) a hollow
wall having spaced vertical recesses, or (2) spaced individual parallel walls.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 35 for process of forming a structural installation
in situ by uniting preform member with molding material.
This subclass is indented under subclass 23. Apparatus wherein a latch or clamp means is movable into
and from engagement with the flange of a structural beam for clamping
or releasing a mold therewith.
This subclass is indented under subclass 18. Apparatus comprising means for forming either plural barriers,
or plural sustainers or a barrier and a sustainer.
(1)
Note. Examples of: Plural barriers are plural floors or
walls; plural sustainers - plural beams or columns; and barrier
and sustainer - a floor and column or a wall and a beam.
Static Structures (e.g., Buildings),
subclasses 234+ for formed plural barriers or a barrier and a sustainer, subclasses
319+ for a formed barrier and sustainer and subclass 742.1+ for plural
sustainers.
This subclass is indented under subclass 26. Apparatus comprising means for forming a monolithic building
structure consisting of at least two diverse building structures.
(1)
Note. Examples of intersecting barriers or sustainers are
wall and sill, wall and cornice, floor with joists, beam and column,
etc.
Static Structures (e.g., Buildings),
subclasses 261+ for plural intersecting barriers, and a barrier
and sustainers, and subclasses 272+ for intersecting barrier
construction.
This subclass is indented under subclass 26. Apparatus comprising means for forming a horizontally disposed
confining wall combined with horizontal perpendicular projecting spaced
beams, girders or joists.
(1)
Note. Patents claiming a plurality of spaced cores are classified
in this class, subclass 176.
This subclass is indented under subclass 28. Apparatus comprising means for mechanically changing the
dimensions of the joist mold to form a joist of a different size.
This subclass is indented under subclass 28. Apparatus comprising (1) a product reinforcing means, or
(2) a reinforcing means and its support, or (3) a reinforcing support
means, per se, combined with the mold.
This subclass is indented under subclass 28. Apparatus wherein the mold is partially or totally composed
of U-shaped or dome-shaped cores made in a single piece for forming
a floor or ceiling and a joist.
(1)
Note. The cores must be a unitary structure before and after
use.
This subclass is indented under subclass 31. Apparatus wherein the cores have at least two flanged abutting
edges which form the bottom and side surfaces of the joist.
This subclass is indented under subclass 18. Apparatus comprising molding apparatus having opposed spaced
panels defining a molding area for forming a vertical planar wall.
Static Structures (e.g., Buildings),
subclass 274 for intersecting barriers and a foundation, subclasses
292+ for a formed foundation and especially subclasses
293.1+ for a formed foundation and wall.
This subclass is indented under subclass 33. Apparatus wherein the panel has means located thereon, or
the panel is shaped in such a manner as to impart a permanent regular
or irregular depression in either the exposed or interior major
surface of the wall.
Static Structures (e.g., Buildings),
subclasses 233 and 311.1+ for formed log wall type construction
and a formed structure having an ornamental feature.
This subclass is indented under subclass 36. Apparatus for forming plural opposed walls having a tie
means to support, reinforce or maintain the walls in a spaced relationship.
Static Structures (e.g., Buildings),
subclasses 378+ and 383 for a formed parallel structure connected
by a tie and subclasses 698+ for an anchor or tie, per
se; see search notes.
This subclass is indented under subclass 33. Apparatus having means extending through or abutting against
at least one panel, or the panel is so shaped to form an opening
extending through the major face of the molded structure.
This subclass is indented under subclass 40. Apparatus wherein the spacing means is provided with a fragile
area to facilitate breaking to expedite disassembly of the panels.
This subclass is indented under subclass 40. Apparatus wherein the spacing means comprise plural screw
threaded fasteners, such having plural threads, with a threaded
portion thereof located between the panels.
(1)
Note. An example of this structure is a "she-bolt".
This subclass is indented under subclass 40. Apparatus wherein the spacing means has a hollow part engaging
the panels and another part passing through said hollow section.
This subclass is indented under subclass 44. Apparatus having means cooperating with the panel spacing
means for fastening plural adjoining panel sections.
This subclass is indented under subclass 40. Apparatus having wedge means coacting with the spacing means
for holding the panels in operative relation.
This subclass is indented under subclass 48. Apparatus comprising parallel, contiguous molding surfaces
overlapping each other and are slidably adjustable for increasing
or decreasing the size of the product.
This subclass is indented under subclass 18. Apparatus comprising means for forming an elongated rigid
sustainer of great length compared to its width and depth.
This subclass is indented under subclass 1. Apparatus for forming in situ an elongated rigid construction
having a limited closed peripheral surface and which is greatly
elongated relative to any internal dimension.
Static Structures (e.g., Buildings),
subclasses 155 through 165for a formed structure having a feature facilitating
the insertion of said structure into the earth and subclasses 831-857
for a formed elongated rigid structure.
Hydraulic and Earth Engineering,
subclasses 233+ for methods and apparatus for casting a pile in
situ; and subclass 257 for the pile, per se. Class 405 will take
a mold structure specifically designed to be driven in the earth
even though the mold structure is removed from the finished product, e.g.,
a mold for forming a pile having a case hardened pointed bottom
for driving the same in the ground.
INCLUDING STATIC MEANS ON MOLDING DEVICE TO PRODUCE GROOVE
OR DEPRESSION IN PRODUCT TO FACILITATE BREAKING OR CUTTING:
This subclass is indented under the class definition. Molding apparatus having a static means for scoring the
product concurrent with the molding operation for facilitating the
breaking or cutting the molded product.
(1)
Note. For a patent to be classified herein there must be
a disclosure of the molding of a single product having score lines which
are to be used to break or cut said product into a plurality of
parts.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclasses 289+ for a preform severing means combined with shaping
or reshaping apparatus for nonmetals, and subclass 385 for a surface
deformation means for a nonmetal preform.
WITH STATIC GAGE, LEVEL, PLUMB, OR SCALE MARKINGS, ETC.,
ON MOLDING APPARATUS:
This subclass is indented under the class definition. Molding apparatus having an indicating means on the molding
apparatus which facilitates the location of the parts of the molding apparatus
or some condition in the molding apparatus during the molding operation.
(1)
Note. See class definition section III 2B for search notes
for dynamic and combined features.
Dentistry,
subclasses 34+ for impressions trays and molds used by a dentist
in a patient"s mouth. Class 249 takes static dental molding
apparatus of the type used by the dental technician.
HAVING SURFACE SHAPED TO SIMULATE A PRODUCT OF NATURE:
This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus has a shape
which produces a facsimile of an article normally occurring in nature.
(1)
Note. For a patent to come here as an original, the surface
which produces the product must be claimed.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 222 for process with step of making a mold or mold
shaping, per se, wherein a body area is used as an impression pattern.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 2 for dynamic molding apparatus utilizing an an-atomical
body as a shaping surface.
FORMING RECEPTACLE AND DISPARATE PORTION, E.G., CUP AND
HANDLE, TOILET STOOL, ETC.:
This subclass is indented under the class definition. Molding apparatus for forming a container type product having
a portion performing a function other than containing material.
This subclass is indented under the class definition. Molding apparatus wherein either all or a portion of the
molding apparatus is composed of material which is chemically or
physically altered during the molding operation, or after the molding
operation, for facilitating the separation of the product from said
molding apparatus.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 221 for process having a step of mold making or mold
shaping, per se, wherein the pattern or mold is destroyed.
This subclass is indented under the class definition. Molding apparatus consisting of a mold and a core with means
to remove the core from the mold to facilitate removal of the product.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 577 for a press molding machine including a female
mold and means to insert or remove a core and subclass 468 for a
molding machine subcombination comprising a core and dynamic positioning
means therefore.
This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus is inflatable
or has an inflatable element which is deflated to facilitate the
removal of the molding apparatus or the element from the product,
or the product from the apparatus.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclasses 389+ for a preform reshaping apparatus having a fluid
pressure actuated flexible diaphragm and subclass 417 for an expansible
shaping member in a press forming machine.
INCLUDING MEANS TO APPLY FORCE TO REMOVE OR RELEASE PRODUCT FROM
MOLD:
This subclass is indented under the class definition. Mold under section I-1 and I-2 of the ... having means
functionally integral therewith for applying force to the product
to release or expel it from said mold.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclasses 436+ for means to release or remove a product from a
shaping surface in dynamic molding apparatus.
This subclass is indented under subclass 66.1. Apparatus wherein a pin or sleeve means contacts the product
to remove or release said product from the mold.
This subclass is indented under subclass 66.1. Apparatus comprising a shallow mold having grid-type partitions
combined with mechanical means for releasing the grid or products.
(1)
Note. Included herein are means adapted to receive a mechanical
force applying means.
(2)
Note. If the force applying means is a machine or a part
of the refrigeration apparatus search Class 62, Refrigeration, appropriate
subclasses for the combination.
This subclass is indented under subclass 71. Apparatus having a central elongated grid member composed
of (1) plural superimposed parts, or (2) a member coextensive with
the grid member; the structures of (1) and (2) having a differential
force applied thereto by the force applying means.
This subclass is indented under subclass 66.1. Apparatus, having (a) means passing between the product
and the molding surface to separate the product, or (b) means facilitating
the use of an implement for the same purpose.
(1)
Note. Included herein is a stationary scraper wherein the
molding surface moves.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclasses 405+ for processes of article shaping by direct application
of electrical or wave energy to work and especially subclasses 402+ for
processes using direct application of electrical or wave energy
to heat the mold.
INCLUDING MEANS WITHIN SURFACE TO CONFINE HEAT EXCHANGE MEDIUM:
This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus has a hollow
portion for confining a heat exchange medium within its surface.
Receptacles,
subclasses 592.01+ for a receptacle including means to maintain its
contents above or below ambient temperature and subclasses 62.11+ for
a receptacle having a wall consisting of plural distinct layers which
may be spaced apart.
Plastic Article or Earthenware Shaping or Treating:
Apparatus, appropriate subclasses selected in the basis of the type
of molding apparatus for a combustion of heating or cooling means
with dynamic molding apparatus; see
subclass 384 for a preform reshaping or vulcanizing apparatus having
both heating and cooling means and subclass 406 for a press shaping
apparatus having both heating or cooling means.
This subclass is indented under subclass 79. Apparatus wherein the molding apparatus is (1) composed
of a named material, or (2) defined by the characteristics of the
material which perfects the heat exchange relation.
This subclass is indented under subclass 79. Apparatus wherein the molding apparatus is composed of (1)
plural cavities, or (2) plural molds with a community feature.
INCLUDING MEANS TO ADJUST MOLD VOLUME DURING MOLDING:
This subclass is indented under the class definition. Molding apparatus wherein means is provided to adjust the
volume of the apparatus during the molding operation to compensate for
the expansion or contraction of either the product or the molding
apparatus.
This subclass is indented under the class definition. Molding apparatus under the class definition for uniting
a preform with a plastic material during the molding operation to
form a composite product.
(1)
Note. To be included in this and indented subclasses the
preform must be disclosed as a desired element of the product. Patents
from subclasses 1+ are ordinarily not cross-referenced
here.
Plastic and Nonmetallic Article Shaping or Treating:
Processes,
subclass 229 for a process of pre-stressing a solid body and
uniting it with a moldable material; subclasses 241+ for
a process of forming a composite article and subclasses 259+ for
process of shaping material and uniting it to a preform.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclasses 110+ for composite article molding apparatus including
means to feed or support a preform within a molding cavity.
This subclass is indented under subclass 83. Apparatus having means for uniting preformed rails (or parts
thereof), of the railway type, to each other by use of a fluent
hardenable material.
This subclass is indented under subclass 83. Apparatus having means for uniting a fluent hardenable material
to a preformed machine wearing surface either to renew an old surface, or
to form a new product.
This subclass is indented under subclass 87. Apparatus having means (1) to adjust the size or configuration
of the product of (2) to center the preform relative to the molding
area.
This subclass is indented under subclass 83. Apparatus having means for joining the bell portion of a
pipe to the spigot section of another pipe.
(1)
Note. Classes 285, Pipe Joints or Couplings and 403, Joints
and Connections will take a mold or portion thereof disclosed as
forming a joint and remaining a part of the joint. Class 249, Static Molds,
will take a mold or portion thereof disclosed as forming a joint
but is removed from the joint after use. In the case of dual disclosure,
i.e., the mold may remain with or be removed from Class 285 is considered
residual.
Seal for a Joint or Juncture, for a generic sealing means or process,
subclasses 602+ for a static, contact seal intended for use on
a pipe, conduit, or cable.
This subclass is indented under subclass 83. Apparatus wherein the molding apparatus completely surrounds
and is supported by the outer periphery of a preform, e.g., pipe
or rod to (1) coat the preform, or (2) unite two preforms in abutting
relation.
(1)
Note. The preform must pass through the mold cavity.
(2)
Note. See search notes under subclass 89 for additional search.
This subclass is indented under subclass 83. Apparatus having means other than the mold (or core) surface
for supporting the preform during the molding operation.
(1)
Note. A mere clamp, i.e., a device integral with or abutting
a molding surfacing which aids in supporting the preform, is not
considered to be "other" support means.
(2)
Note. A separate and distinct means employed to support a
preform in a particular location within the mold cavity where said
means becomes a part of the molded product is considered to be within
the scope of the expression "other" and is classified
herein, e.g., pins for mounting diamonds for forming a saw having
diamond teeth.
This subclass is indented under subclass 93. Apparatus wherein the preform is supported by a hole or
recess in the mold wall in addition to the preform support means
located outside of the mold cavity.
This subclass is indented under subclass 83. Apparatus wherein the preform is supported in uniting relationship
with the molding material by the clamping relation of the parts
of split mold.
(1)
Note. Both clamping elements of the mold must have a molding
surface to be classified herein.
This subclass is indented under subclass 83. Apparatus wherein the preform is held in place or supported
in the mold cavity by a hole or recess in the mold wall.
This subclass is indented under the class definition. Molding apparatus having means to form a portion on the
face of the product shaped to interconnect with a face portion of
a conforming and mating shape in another like product to form a
joint.
This subclass is indented under subclass 98. Apparatus having means to form a product having a facing
with (1) opposite surfaces of the edge portions adapted to contact
a like product in overlapping relationship, (2) identical facings
in an alternating reversing relationship, or (3) the facings having
keyways.
This subclass is indented under subclass 98. Apparatus having means for forming a tongue on one edge
of the product and a groove on the other edge of the product.
PROVIDING SUBSTITUTION OF ALTERNATIVELY USED PARTS:
This subclass is indented under the class definition. Molding apparatus utilizing interchangeable parts to produce
a different product or a different sized product, the number of
parts in use being constant.
(especially 156) for molds constructed to be adjusted
to form products of varying size and shape. Note - subclass 156
differs from this subclass in that in subclass 156 the size of the product
is adjusted by adding or subtracting the number of mold surfaces, whereas
in subclass 102 one part is substituted for another.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 182 for a molding machine combined with apparatus assembly
or dismantling means or with an idle part.
This subclass is indented under subclass 102. Apparatus wherein the interchangeable part produces a decorative
effect on the product, the effect being either intaglio, cameo or
a combination of both.
INCLUDING STATIC FILLING MEANS IN CONTACT WITH MOLD CAVITY:
This subclass is indented under the class definition. Molding apparatus having filling means connected with the
cavity of the molding apparatus which aids in the distribution of
the moldable material (1) as it is fed into the mold cavity or,
(2) provides a static head for feeding said material into the mold
cavity to compensate for the volume change of the product upon cooling.
(1)
Note. A tapered flow-path member comprising a funnel or material
guide is considered a filling means even though the taper be slight.
(2)
Note. The static filling means may be integral with the mold.
Fluent Material Handling, With Receiver or Receiver
Coacting Means,
subclasses 311+ for filling means having a coacting receiver, other
than a molding apparatus.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclasses 447+ for a molding machine including a shaping surface
and means feeding fluent stock thereto; see the collection of notes
thereunder.
This subclass is indented under subclass 105. Apparatus wherein the filling means includes means defining
a reservoir for molten material enabling the material to flow into
the mold cavity during solidification of the material in said cavity,
thereby compensating for the liquid-to-solid contraction of the
product; said filling means also functioning as a gravitational
separator by collecting the impurities in the product.
for molding apparatus having means other than a
fluid head to compensate for the change in volume of either the product
or the mold during the molding operation.
This subclass is indented under subclass 105. Apparatus having a separable fluid supporting and guiding,
gravity discharge means, which generally speaking has an inlet of
greater extent than its outlet, e.g., a funnel is intended to receive
an unconfined flow, and its outlet is to be inserted into or attached
to the mold cavity inlet.
Fluent Material Handling, With Receiver or Receiver
Coacting Means,
subclass 331 for funnel type filling means coacting with a receiver other
than a molding apparatus.
This subclass is indented under subclass 105. Apparatus wherein the filling means includes an opening
at or near the bottom of the molding cavity for the introduction
of the moldable material.
INCLUDING SOLID HEAT CONDUCTOR OR INSULATOR, I.E., CHILL
OR INSULATOR:
This subclass is indented under the class definition. Molding apparatus wherein a disparate portion of the molding
apparatus conducts heat away from, or blocks heat transfer from,
a portion of the molten material to obtain differential cooling
of the product.
This subclass is indented under the class definition. Molding apparatus wherein a removable or movable means is
provided to cover at least a major portion of the molding surface
of the apparatus.
Plastic Article or Earthenware Shaping or Treating:
Apparatus
subclass 89 for a molding machine having a molding cavity and
web or sheet type parting means therein.
This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus is provided
with a coating, or adherent layer on molding surface.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 90 for a molding apparatus combined with means to
apply a coating (e.g., parting, etc.), material to the material being
worked or to a shaping means or tool.
Stock Material or Miscellaneous Articles,
subclasses 411+ for a stock material in the form of a composite web
or sheet characterized solely by the compositions of the layers
and which may be disclosed as a mold.
Compositions: Coating or Plastic,
subclass 2 for a coating or plastic composition specially
designed for use in the prevention of the adherence of a coating
material to a surface.
This subclass is indented under subclass 117. Apparatus comprising (1) a single mold having plural product
forming cavities, or (2) plural molds with a community feature.
This subclass is indented under subclass 119. Apparatus having a means that sustains the weight of the
molding apparatus, or otherwise holds, or steadies it against the
pull of gravity.
(1)
Note. A support which merely maintains mold parts, or elements,
in operative relation is not subject matter for this subclass.
The molding apparatus must be capable of a molding function independent
of the support means.
This subclass is indented under subclass 119. Apparatus having means for closing a mold cavity.
(1)
Note. Patents are classified herein even if the disclosure
states the cover acts as a press-member when the material rises and
contacts it; see Lines With Other Classes, Dynamic Molding Apparatus, etc.,
b. of the class definition.
This subclass is indented under subclass 122. Apparatus wherein the core is connected to a mold surface
by a fastening means and is capable of being disconnected from the
mold surface.
This subclass is indented under subclass 122. Apparatus wherein the core is permanently connected with
a removal mold surface, or the core (or a major part thereof) is
a removable partition.
This subclass is indented under subclass 119. Apparatus composed of a series of vertically stacked molds,
or of compartments in a mold arranged one over the other.
This subclass is indented under subclass 129. Apparatus wherein the partition has means allowing the moldable
material to flow from one cavity to another.
This subclass is indented under subclass 129. Apparatus wherein a partition which forms the molding cavities
is readily removed without taking the molding apparatus entirely
apart.
Compositions: Coating or Plastic,
subclasses 38.2+ for a mold claimed solely in terms of the composition
and for mold coating compositions. See section Lines With Other
Classes, Molds Per Se, Molds Defined by Material Only, under class
definition of this class for an additional field of search.
This subclass is indented under subclass 117. Apparatus wherein the molding cavity comprises a bottom
capable of being moved up through mold walls to the top of a mold
to facilitate removal of the product.
This subclass is indented under subclass 117. Apparatus having means permitting rotary movement of the
molding apparatus to facilitate product removal, charging of the
mold, etc.
(1)
Note. Included herein is a mold, per se, disclosed for use
in a centrifugal casting combination. See "Search Class" notes listed
below for the combination of a mold with means to rotate the mold
(or other perfecting features) for centrifugal casting.
This subclass is indented under subclass 117. Apparatus wherein the mold is secured by gravity or a fastening
means to a separate and distinct support means.
(1)
Note. A support which merely maintains the molding apparatus
in operative relation is not subject matter for this subclass.
The mold must be capable of carrying out the molding operation independent
of the support.
This subclass is indented under subclass 117. Apparatus for forming a module having spaced intaglio or
cameo (or both) areas for decorative or functional purposes.
(1)
Note. The "major face" is that portion
of the module that is capable of being viewed when the module is
placed in its operative position, e.g., in a wall.
This subclass is indented under subclass 117. Apparatus having an auxiliary port(s) - (vent or drain),
in addition to the material inlet, in communication with the mold
cavity to allow transmission of fluid.
This subclass is indented under subclass 117. Apparatus having a core located within the confines of mold
cavity and capable of being separated therefrom.
Plastic Article or Earthenware Shaping or Treating:
Apparatus,
subclass 414 for a press shaping couple in a molding machine
having means to insert or remove a core.
This subclass is indented under subclass 142. Apparatus comprising over-lapping inner and outer shells,
the inner shell being a removable core for forming a recess in the
product, the recess being in the nature of a through-passage for
forming conduits, or hollow building structures of the module type,
or a material retaining recess for forming receptacles.
(1)
Note. To constitute a removable element of the mold, the
element must be detachable from the mold and shape only an internal
surface of the finished product.
This subclass is indented under subclass 144. Apparatus wherein the outer shell or mold surface and the
core are held in spaced relation by a nonmolding element which engages
an internal portion of the core and does not come in direct contact
with the molding material.
This subclass is indented under subclass 146. Apparatus including a fastening means (e.g., a rod or bayonet
type projection) which, while retaining the core, is inserted through
a hole in the surface of an outer mold wall and is interlocked to
the outer mold wall by a rotating or reciprocating motion.
This subclass is indented under subclass 146. Apparatus wherein a fastening means extends between the
core and the outer mold wall and is located above the moldable material.
This subclass is indented under subclass 144. Apparatus wherein the expansive or contractive nature of
the core retains it frictionally in engagement with the other mold
part.
Pipe Joints or Couplings,
subclass 345 for a packed pipe joint providing frictional retention
of a male element upon coupling; see the search notes thereunder.
This subclass is indented under subclass 144. Apparatus wherein the core can be slidably removed through
a hole in the outer mold wall and is retained in its molding position
by coacting with the hole.
This subclass is indented under subclass 144. Apparatus having means to expand or contract the outer mold
shell and/or core for purposes of producing a different
sized product, or for separating the mold parts to facilitate product removal.
Pipe Joints or Couplings,
subclass 338 for a packed pipe joint including a radially expansible
packing carried by a male member; see the search notes thereunder.
This subclass is indented under subclass 152. Apparatus having means to expand or contract the outer mold
shell and/or core by a bending or flexing of the face of
the mold area of the same.
This subclass is indented under subclass 117. Apparatus having opposed, parallel-spaced panels of arcuate
shape and end walls, for producing a product of the semi-cylindrical
type.
This subclass is indented under subclass 117. Apparatus wherein the mold is constructed in such a manner
that it may be utilized to form products of different dimensions
or shapes.
This subclass is indented under subclass 155. Apparatus having a plurality of molding surfaces, which
are either added to, or removed from the mold to vary the product
shape or size.
(1)
Note. See note under subclass 102 for the line between subclass
102 and this subclass.
This subclass is indented under subclass 155. Apparatus having contiguous molding surfaces overlapping
each other by a sliding motion to increase, or decrease the total
molding surface.
This subclass is indented under subclass 160. Apparatus having means for securing the mold parts in an
assembled relationship, and being separable from the mold parts.
This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means
consist of an encircling band or clamp means surrounding the plural
mold sections.
This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means
consist of a wedge, pin or bolt type means either engaging apertures
in the mold parts, or biasing one mold surface against another to
maintain their operative relation by friction.
This subclass is indented under subclass 165. Apparatus wherein the removable assembly securing means
is held in position against removal by a fastening (locking) means.
This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means
consists or two or more permanently movable elements.
This subclass is indented under subclass 160. Apparatus wherein the mold sections (1) interlock with one
another, or (2) each section carries a permanently associated fastening
means which coacts to maintain the sections in assembled relationship.
This subclass is indented under subclass 160. Apparatus wherein the plural mold sections are hingedly
connected for relative movement and permanent association.
This subclass is indented under subclass 117. Apparatus comprising a longitudinally split, resilient cylinder
having means to maintain the cylinder in a contracted molding position.
(1)
Note. This and indented subclasses do not take means functioning
to support a preform, for preform uniting even though said means
inherently functions to obtain a shaped surface in the product, unless
the patentee intends that the means be so used.
(2)
Note. A core is differentiated from a plunger in that it
is static, whereas a plunger is dynamic during the molding operation;
e.g., both the core and plunger are used to make a hollow casting,
but movement of the plunger forms the hollow portion of the product,
whereas the core remains static to form the hollow portion.
Adhesive Bonding and Miscellaneous Chemical Manufacture,
subclasses 414+ for tire body building drums, per se, disclosed
for use in assembling and adhesively bonding of tire lamina.
This subclass is indented under subclass 175. Apparatus having means, other than a mere clamping means,
which is actuated to cause the molding surface of the core to expand
or contract, to move the same to or from its operative position
and facilitate its removal from the molded product.
This subclass is indented under subclass 178. Apparatus wherein the mechanical means moves two or more
molding faces of the core simultaneously to and from their operative position.
This subclass is indented under subclass 175. Apparatus wherein the core is composed in part or whole
of elastic material whereby it may b easily removed from the product.
This subclass is indented under subclass 184. Apparatus wherein the plural core sections are held in their
operative assembly by friction means and are collapsible upon removal
of the friction means.
This subclass is indented under the class definition. Apparatus under section I, A - F, of the class definition
which imparts a desired shape to a product.
This subclass is indented under subclass 192. Apparatus wherein the means connecting the panel sections
is disposed between the panel section and functions as a support
and a molding surface.
This subclass is indented under subclass 192. Apparatus wherein a pivoted member located on one panel
section engages a projection or recess in the other panel section.
(1)
Note. Examples of the member are: Latch, Clamp, etc.
This subclass is indented under subclass 197. Apparatus wherein the hot top is constructed with a chamber
for confining a heat producing or heat insulating medium.
This subclass is indented under subclass 197. Apparatus wherein the sink head or hot top is composed of
plural layers of different material, one of the layers providing
an inner lining for the other.
Metal Founding,
subclasses 359+ for a sand mold having means to compensate for
shrinkage. Class 164 provides exothermic hot tops; see also subclasses
53+ for in situ reactive heating processes.
This subclass is indented under subclass 197. Apparatus comprising means used with a sink heat or hot
top performing a function other than shaping.
(1)
Note. See the Class Definition, References to Other Classes,
referencing Products or Compositions disclosed for Use with Molds
to Control Heating, for heat producing products used with sink heads
or hot tops.
Metal Founding, appropriate subclasses for sand mold adjuncts, particularly
subclasses 394+ for mold jackets and slip boxes, 397+ for
core centering or supporting means, 411 for reinforcement for mold
material and 412 for miscellaneous mold adjuncts.
This subclass is indented under subclass 205. Apparatus comprising means to control the splash of the
molding material in the mold cavity upon its being dispensed in
the cavity.
This subclass is indented under subclass 205. Apparatus comprising nonmolding means for use with an in
situ construction engineering or building type mold.
This subclass is indented under subclass 207. Apparatus comprising means for use with a molding apparatus
for forming either a barrier or sustainer, or a barrier with a sustainer.
This subclass is indented under subclass 207. Apparatus comprising a structural element for temporarily
holding or supporting mold elements inoperative relation.
(1)
Note. Class 52 will take ties and anchors which remain embedded
in the product and function to hold permanent building structures.
Class 249 will take ties which remain embedded in or are removed
from the product which function only to hold removable mold parts.
In case of a dual disclosure, i.e., the tie functions to hold removable
mold parts and is used to secure permanent building structure after
the mold parts are removed. Class 52 is considered residual.
Implements or Apparatus for Applying Pushing or
Pulling Force, appropriate subclasses, particularly
subclasses 29 , 104, and 199+ for implements or apparatus
which are used to tension a tie rod or wire from which they are
separated after the rod or wire is tensioned to the desired amount.
Note. Class 254 will only take implements or apparatus which are
adapted to tension an element (e.g., wire, rod) from which they
are removed after the desired amount of tension is achieved. Class
249 and other appropriate classes (e.g., Class 24, Class 74) will take
the combination of a rod or wire and a force multiplying component permanently
attached to, or remaining with, the rod or wire when used.
Expanded, Threaded, Driven, Headed, Tool-Deformed,
or Locked-Threaded Fastener, appropriate subclasses for general use fasteners
which could be used as ties.
This subclass is indented under subclass 216. Apparatus wherein the spacing means which is removably mounted
on the tie performs a molding function usually for facilitating
its removal from the product.
This subclass is indented under subclass 207. Apparatus comprising clamp or bracket means for holding
or supporting mold parts in an operative relationship.
This subclass is indented under subclass 219.1. Clamp or bracket means for holding or tying vales to concrete
forms or to other wale elements.
(1)
Note. Wales are the horizontal or cross-beam components of
the hardback framework that hold together panels comprising the
concrete mold form. Often wales are depicted as 2 X 4"s
or wooden pieces attached to the panel and/or hardback
framework of the concrete form.
Note: The Patent
and Trademark Depository Library Program (PTDLP) administers a nationwide
network of public, state and academic libraries designated as Patent and
Trademark Depository Libraries authorized by 35 U.S.C. 13 to: Disseminate
Patent and Trademark Information Support Diverse Intellectual Property
Needs of the Public. PTDL Contact Information
Note: For information/comments on electronic information products, such
as purchasing USPTO data, or to discuss system requirements for magnetic
tape products, contact:
KEY: =online
business system =fees =forms=help =laws/regulations =definition
(glossary)
The Inventors
Assistance Center is available to help you on patent
matters.Send questions about USPTO programs and services
to theUSPTO
Contact Center (UCC). You can suggest USPTO webpages
or material you would like featured on this section by E-mail
to the webmaster@uspto.gov.
While we cannot promise to accommodate all requests, your suggestions
will be considered and may lead to other improvements on the
website.
![[Search a list of Patent Appplications for class 249]](../as.gif)
CLASS 249,![[List of Patents for class 249 subclass 1]](../ps.gif)
1
=online
business system 
=fees 
=forms
=help 
=laws/regulations 
=definition
(glossary)