Manual of U.S. Patent Classification
as of June 30, 2000

Class
264
PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

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Subclass definitions may be accessed by clicking on the subclass number, below.

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Subclass		Title
ClassTitle		===> PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES
0.5		SHAPING OR TREATING RADIOACTIVE MATERIAL (E.G., FISSIONABLE OR FERTILE, ETC.)
1.1		OPTICAL ARTICLE SHAPING OR TREATING
1.21		. Nonresinous material only (e.g., ceramic, etc.)
1.22		. . Scandium (Sc), yttrium (Y), or rare earth containing (i.e., atomic numbers 21, 39, or 57-72)
1.23		. . Halogen containing
1.24		. Optical fiber, waveguide, or preform
1.25		. . Forming connector or coupler (e.g., fiber link, etc.)
1.26		. . . Having lens integral with fiber
1.27		. . Utilizing plasma, electric, electromagnetic, particle, or wave energy
1.28		. . Forming fiber bundle or cable (e.g., covering, etc.)
1.29		. . Extruding (i.e., die)
1.31		. Light polarizing article or holographic article
1.32		. . Lens
1.33		. . Optical recording medium
1.34		. . Film or sheet
1.35		. . . Halogen containing
1.36		. Utilizing plasma, electric, electromagnetic, particulate, or wave energy
1.37		. . Laser utilized
1.38		. . Ultraviolet light utilized
1.6		. Continuous or indefinite length
1.7		. Composite or multiple layer
1.8		. . Including bifocal
1.9		. . Reflective
2.1		. Rotational molding
2.2		. Changing mold size or shape during molding or with shrinkage compensation
2.3		. . With mold adherence or release
2.4		. . Preform
2.5		. Including step of mold making
2.6		. Nonmechanical aftertreatment (e.g., hydration of contact lens, extraction, heat treatment, etc.)
2.7		. Reshaping or treatment of an optical preform
3.1		EXPLOSIVE OR PROPELLANT ARTICLE SHAPING OR TREATING
3.2		. Rolling to form sheet or rod
3.3		. Extrusion to form sheet or rod
3.4		. Forming or treating particulate material
3.5		. . By liquid comminuting
3.6		. . . Immersed in liquid
4		ENCAPSULATING NORMALLY LIQUID MATERIAL
4.1		. Liquid encapsulation utilizing an emulsion or dispersion to form a solid-walled microcapsule (includes liposome)
4.3		. . With treatment subsequent to solid wall formation (e.g., coating, hardening, etc.)
4.32		. . . Microcapsule wall containing two or more layers
4.33		. . . Microcapsule wall derived from synthetic polymer
4.4		. . Solid-walled microcapsule formed by cooling molten materials
4.6		. . Solid-walled microcapsule formed by physically removing a constituent (e.g., evaporation, extraction, etc.)
4.7		. . Solid-walled microcapsule formed by in situ polymerization
5		FORMATION OF SOLID PARTICULATE MATERIAL DIRECTLY FROM MOLTEN OR LIQUID MASS (E.G., LIQUID COMMINUTING)
6		. With subsequent uniting of the particles
7		. Coated particles
8		. Utilizing centrifugal force or rotating forming zone
9		. By vibration or agitation
10		. Utilizing electrical energy
11		. By impinging plural liquid masses
12		. By impinging or atomizing with gaseous jet or blast
13		. By extrusion spraying or gravity fall through orifice
14		. . Into moving fluid
15		SPHEROIDIZING OR ROUNDING OF SOLID PARTICLES
16		DENTAL SHAPING TYPE
17		. Denture forming
18		. . Forming denture base against preformed teeth
19		. Tooth forming
20		. . Shaded layer
21		SHAPING OR TREATING LUMINESCENT MATERIAL
400		LASER ABLATIVE SHAPING OR PIERCING (I.E., NONETCHING, DEVOID OF CHEMICAL AGENT OTHER THAN AIR)
401		STEREOLITHOGRAPHIC SHAPING FROM LIQUID PRECURSOR
402		DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO HEAT THE MOLD (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, SONIC, ELECTROSTATIC ENERGY, ETC.)
403		. Induction heating
404		. Electrical heating (e.g., resistance heat, etc.)
405		DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.)
406		. Measuring, testing, or inspecting
407		. . Using sonic, supersonic, or ultrasonic energy
408		. . Sensing by utilizing light or passage of electric-field current through molding material
409		. . . Laser
410		. . . Infrared radiation
411		. . . Measuring weight or volume (e.g., level-responsive, etc.)
412		. . . Controlling rate of movement of molding material or its support in a continuous process
497		. Using laser sintering of particulate material to build three-dimensional product (e.g., SLS, selective laser sintering, etc.)
413		. Producing or treating porous product
414		. . Inorganic material containing
415		. . Including in situ (e.g., foaming)
416		. . . Using liquid to gas blowing agent
417		. . . . Microwave (e.g., 2.45 gigahertz, etc.)
418		. . . . Radio frequency (e.g., 13.56 megahertz, etc.)
419		. . . Using chemical blowing agent
420		. . . . Microwave (e.g., 2.45 gigahertz, etc.)
421		. . . . Radio frequency (e.g., 13.56 megahertz, etc.)
422		. . . Radio frequency (e.g., 13.56 megahertz, etc.)
423		. . Plasma (e.g., corona, glow discharge, etc.)
424		. . Utilizing electron arc or electron beam
425		. . Polymerizing, cross-linking, or curing
426		. Producing or treating inorganic hydro-settable material (e.g., cement, plaster, etc.)
427		. Producing or treating magnetic product precursor thereof
428		. . Including vitrifying or sintering (e.g., fusing, firing, burning, etc.)
429		. . Uniting magnetic particles utilizing organic binder (e.g., resinous binders, etc.)
430		. Producing or treating inorganic material, not as pigments, conductive enhancers, or fillers (e.g., ceramic, refractory material, etc.)
431		. . Induction heating
432		. . Microwave (e.g., 2.45 gigahertz, etc.)
433		. . Including extruding (e.g., spinning, etc.)
434		. . Including vitrifying or sintering (e.g., fusing, firing, burning, etc.)
435		. Molecular aligning or molecular orientating (e.g., poling, etc.)
436		. . Producing permanently polarized dielectric (e.g., electret, etc.)
437		. Conveying or aligning particulate material
438		. . Utilizing electrostatic charge
439		. . . Simultaneously with molding
440		. . . . Forming composite structure
441		. . . . Producing filament
442		. Using sonic, supersonic, or ultrasonic energy
443		. . Simultaneously with molding
444		. . . Producing articles of indefinite length
445		. . . Fusion bonding of preformed bodies and shaping at the joint
446		. Limited to treatment of surface or coated surface
447		. . Treatment of coated surface
448		. . Of indefinite length article
449		. Using direct contact of electrode or electrical wire with precursor or workpiece
450		. . Organic material contains specified conductive enhancing component (e.g., filler, etc.)
451		. . Shaping surface constitutes electrode
452		. . . Including extrusion molding
453		. . . Including injection molding
454		. Direct application of fluid pressure (e.g., blow molding, etc.)
455		. . Plasma (e.g., corona, glow discharge, etc.)
456		. . Utilizing electron arc or electron beam
457		. . Induction heating
458		. . Infrared radiation
459		. . Polymerizing, cross-linking, or curing
460		. Forming articles by uniting randomly associated particles
461		. . Utilizing electron arc or electron beam
462		. . Infrared radiation
463		. . Polymerizing, cross-linking, or curing
464		. Extrusion molding
465		. . Utilizing electrostatic charge, field, or force (e.g., pinning, etc.)
466		. . . On film, sheet or web
467		. . . . Plural electrodes spaced between the extruding means and the shaping surface
468		. . . . Including differential fluid pressure application (e.g., vacuum, etc.)
469		. . Plasma (e.g., corona, glow discharge, etc.)
470		. . Utilizing electron arc or electron beam
471		. . . Layered or structurally layered composite
472		. . Induction heating
473		. . High energy or particulate radiation (e.g., X-ray, gamma ray, neutron, etc.)
474		. . Microwave (e.g., 2.45 gigahertz, etc.)
475		. . Radio frequency (e.g., 13.56 megahertz, etc.)
476		. . Infrared radiation
477		. . Polymerizing, cross-linking, or curing
478		. Injection molding
479		. Reshaping, drawing or stretching
480		. . Composite work-piece
481		. . Infrared radiation
482		. Laser
483		. Plasma (e.g., corona, glow discharge, etc.)
484		. Utilizing electrostatic charge, field, force (e.g., pinning, etc.)
485		. Utilizing electron arc or electron beam
486		. Induction heating
487		. . Composite work-piece
488		. High energy or particulate radiation (e.g., X-ray, gamma ray, neutron, etc.)
489		. Microwave (e.g., 2.45 gigahertz, etc.)
490		. . Composite work-piece
491		. Radio frequency (e.g., 13.56 megahertz, etc.)
492		. Infrared radiation
493		. . Composite work-piece
494		. Polymerizing, cross-linking, or curing (e.g., utilizing ultraviolet radiation, etc.)
495		. . Indefinite length articles
496		. . While contacting a shaping surface (e.g., in mold curing, etc.)
28		WITH STEP OF COOLING TO A TEMPERATURE OF ZERO DEGREES C. OR BELOW
29.1		CARBONIZING TO FORM ARTICLE
29.2		. Filaments
29.3		. Agglomeration or accretion
29.4		. From cellulosic material
29.5		. With carbonizing, then adding carbonizable material and recarbonizing
29.6		. In specific atmosphere (except vacuum or air)
29.7		. Controlling varying temperature or plural heating steps
30		FURNACE LINING FORMATION OR REPAIR
31		FORMING STRUCTURAL INSTALLATIONS IN SITU
32		. Arched, domed, or vertical-cylindrical structure
33		. Repositioning or moving mold to form sequential portions of a structure
34		. Sequentially molding in situ different portions or layers on a unitary structure
35		. Uniting preform member with molding material
36.1		REPAIRING OR RESTORING CONSUMER USED ARTICLES FOR REUSE
36.11		. Articles containing nontextile porous material (e.g., foam, sponge, etc.)
36.12		. Balls or rollers (e.g., printing rollers, golf balls, etc.)
36.13		. Sound records (e.g., by removing grooves, etc.)
36.14		. Toroidal shapes (e.g., resilient tires, etc.)
36.15		. Hollow- or container-type articles (e.g., vase, pipes, cups, tubes, etc.)
36.16		. . Pipes or tubes
36.17		. . . By application of internal fluid pressure differential to permanently shape, distort, or sustain material to repair or restore pipes or tubes (e.g., flexible bladder, expandable tubular pig, etc.)
36.18		. Inorganic material containing articles (e.g., plaster board, ceramic, fiberglass, etc.)
36.19		. . Clad wire or cable (e.g., by restoring sheathing, etc.)
36.2		. . Hydro-set material (e.g., cement, concrete, plaster board, etc.)
36.21		. . By shaping nonglass material to repair damaged glass
36.22		. By polymerizing, cross-linking, or curing (e.g., hardening, etc.)
37.1		RECYCLING OF RECLAIMED OR PURIFIED PROCESS MATERIAL (NOT RECYCLED CONSUMER USED ARTICLES)
37.11		. Vaporizing to recycle liquid
37.12		. . The liquid is, or is part of, an extrudant bath
37.13		. . The liquid is a solvent for organic process material
37.14		. Of gaseous process material (e.g., cooling gas, blowing gas, etc.)
37.15		. . Of gas utilized in forming porous material
37.16		. . Of blow molding gas
37.17		. . Of gas utilized for heating or cooling
37.18		. Of liquid process material (e.g., suspensions, etc.)
37.19		. . From hydro-settable suspension
37.2		. . The liquid is from an extrudant-receiving bath (e.g., liquid suspensions, etc.)
37.21		. . . Containing ethylene or propylene carbonate in the bath
37.22		. . . Containing acetic, nitric, or sulfuric acid in the bath
37.23		. . . Containing zinc(Zn), lead(Pb), or copper(Cu) ions in the bath
37.24		. . . With filtration
37.25		. . Into blow molding process
37.26		. . Into extrusion molding process
37.27		. . Into injection molding process
37.28		. Of excess fiber or filament
37.29		. Of excess solid particulate (e.g., dust, powder, etc.)
37.3		. Of process trim or excess blanked material (e.g., sprue, runner, flash, etc.)
37.31		. . Into blow molding process
37.32		. . Into extrusion molding process
37.33		. . Into injection molding process
39		WITH STEP OF CLEANING, POLISHING, OR PRECONDITIONING APPARATUS FOR USE
40.1		WITH MEASURING, TESTING, OR INSPECTING
40.3		. Controlling fluid pressure in direct contact with molding material
40.4		. Measuring a weight or volume (e.g., level-responsive, etc.)
40.5		. Positioning of a mold part to form a cavity or controlling pressure of a mold part on molding material
40.6		. Controlling heat transfer with molding material
40.7		. Controlling rate of movement of molding material or its support in a continuous process
41		PORE FORMING IN SITU (E.G., FOAMING, ETC.)
42		. Of inorganic materials
43		. . Including vitrification or firing
44		. . . Burning out components to form pores
45.1		. Composite article making
45.2		. . Utilizing inflatable or expandable mold part or mold, per se
45.3		. . Incorporating particulate material, fibers, or batts in a random distribution within a foamed body
45.4		. . Forming one layer by uniting and expanding expandable thermoplastic beads or particles
45.5		. . Autogenously formed surface layer or base supplies surface (e.g., skin forming, etc.)
45.6		. . . Foam surface layer produced by surface treatment of preformed base material
45.7		. . Utilizing rotational molding operation
45.8		. . Forming indefinite length continuous work
45.9		. . . Including extrusion
46.1		. . . . With subsequent application of shaping force to form final desired shape
46.2		. . . Between at least two moving surfaces
46.3		. . . . With roller applied pressure
46.4		. . Shaping material and uniting to a preform or solidified layer
46.5		. . . Uniting spaced preforms or solidified layers by introducing foamable material therebetween
46.6		. . . Against inner surface of a hollow preform or solidified layer
46.7		. . . Utilizing metal part or reinforcement
46.8		. . . Introducing preform into mold by thermoforming operation (e.g., vacuum forming, etc.)
46.9		. . . On a preform or solidified layer which is spherical, toroidal, or annular
48		. Including surface treatment of porous body
49		. By treating occluded solids
50		. By mechanically introducing gas into material
51		. By gas forming or expanding
52		. . Utilizing expansion retarder
53		. . Liquid to gas phase change
54		. . Chemical blowing
55		. . . Plural or incremental expansion steps
600		HEAT POLISHING (E.G., GLAZING, ETC.) OF INORGANIC ARTICLE SURFACE OUTSIDE OF MOLD
601		. Of clay containing block, tile, or brick
602		. With coating outside of mold
603		OUTSIDE OF MOLD SINTERING OR VITRIFYING OF SHAPED INORGANIC ARTICLE OR PREFORM
604		. Applying hot isostatic fluid pressure to preform using surrounding liquid (e.g., molten glass, melted tin, etc.) or fluid pressure-transmitting deformable sheath (e.g., metal foil, etc.)
605		. Particular or specific manner of positioning, arranging, or conveying of plural articles or plural preforms (e.g., stacking, utilizing spacer, etc.) during sintering, vitrifying, or drying
606		. . In a tunnel or channel kiln
607		. . Utilizing removable setter or spacing means
608		. . . Utilizing spacing means between stacked articles while heating outside of mold
609		. . Of clay containing block, tile, or brick
610		. Simultaneously burning, vaporizing, or melting of embedded element or core to form nonrandom void
611		. Of magnetic (e.g., ferrite, etc.) article or component
612		. . Using organic binder or organometallic
613		. . Specifying atmosphere other than air (e.g., oxidizing, inert, 10% oxygen, etc.)
614		. Of electrical article or electrical component (i.e., not insulator, per se)
615		. . Capacitor (e.g., condensor, etc.)
616		. . Resistor
617		. . . Varistor
618		. . Ceramic containing electrode, or coil, electrode, or coil having ceramic portion, or shaped electrolyte body
619		. . Having patterned metal electrical conductor other than electrode (e.g., printed circuit, etc.)
620		. . Having plural heating steps
621		. Utilizing sol or gel
622		. . Unconfined drawing or extending of plastic mass to form article
623		. . Shaping by extrusion (e.g., spinning, etc.)
624		. Using organometallic or organosilicon intermediate
625		. . Forming carbide or carbonitride containing product
626		. . Forming nitride or oxynitride containing product
627		. . Forming fiber
628		. Producing microporous article (e.g., filter, etc.)
629		. Producing article having plural hollow channels
630		. . Producing honeycomb shape
631		. . . From cordierite (i.e., 2MgO.2A12O3.5SiO2, iolite)
632		. Producing hollow article (e.g., tube, etc.)
633		. . Producing bowl-like article
634		. . Shaping by extrusion (e.g., spinning, etc.)
635		. . Utilizing core mandrel
636		. . Casting suspension of particles against forming surface
637		. . . Removal of liquid component or carrier through porous or absorbent mold surface
638		. Shaping by extrusion (e.g., spinning, etc.)
639		. . Of indefinite length product (e.g., sheet, tape, rod, fiber, etc.)
640		. Producing fiber containing article or fiber
641		. . Producing uniformly dispersed particulate fiber containing article
642		. Shaping or treating of multilayered, impregnated, or composite-structured article
643		. . Shaping followed by article coating or impregnating
644		. . Clay containing block, tile, or brick
645		. Introducing material under pressure into mold (e.g., injection molding, etc.)
646		. Utilizing chemically reactive atmosphere other than air, per se, during sintering to convert precursor to ceramic material
647		. . Nitrogen
648		. . Using oxygen enriched gas or oxidizing atmosphere (i.e., other than air, per se)
649		. Utilizing exothermic reaction
650		. Casting of film (e.g., sheet, tape, etc.)
651		. Removal of liquid component or carrier through porous or absorbent mold surface (e.g., slip casting, etc.)
652		. Sintering or vitrifying in a tunnel or channel kiln
653		. Including plural heating steps
654		. . Including diverse heating of article prior to outside-mold sintering or vitrifying
655		. . . With article cutting, punching, or grinding
656		. . . Including nonsintering burn-off, volatilization, or melting of binder
657		. . . . Of synthetic resin binder
658		. . . Including reaction of precursor to form new inorganic compound or composition
659		. . . . Forming nitride or oxynitride containing product
660		. . . With drying of shaped article or preform using nonsintering heat
661		. . . With drying, calcining, or sintering of non-shaped particulate
662		. . Including diverse heating of article subsequent to sintering
663		. . . Subsequent hot pressing (i.e., press molding or by gas pressure)
664		. . . . Specified temperature or pressure for hot pressing
665		. . . Silicon nitride containing product
666		. . Plural sintering steps having specified temperature (e.g., presintering, etc.)
667		. Including specified molding pressure or controlling of molding pressure (e.g., cold isostatic pressing, hydrostatic pressure, etc.)
668		. . Producing metal nitride or silicon nitride containing product
669		. Utilizing binder to add green strength to preform
670		. . Of synthetic resin binder
671		. Particular or specific manner of positioning, arranging, or conveying of single article or preform (e.g., utilizing spacer, etc.) during sintering, vitrifying, or drying
672		. . To control or compensate shrinkage
673		. . Utilizing particulate or sintered particulate packing, or support
674		. Involving specified composition of heating atmosphere, other than air
675		. . Containing water vapor
676		. . Containing nitrogen gas, noble gas, or inert gas, per se
677		. Controlling or directing flow of heated gas or exhaust within heating chamber (e.g., sintering furnace, drying chamber, etc.) or against article
678		. With article cutting, punching or grinding
679		. Of clay containing material
680		. . Clay containing block, tile, or brick
681		. Producing metal oxide containing product
682		. Producing silicon carbide containing product
683		. Producing silicon nitride containing product
68		INCLUDING STEP OF GENERATING HEAT BY FRICTION
69		TREATMENT OF MATERIAL BY VIBRATING, JARRING, OR AGITATING DURING SHAPING
70		. Continuously formed or indefinite length article
71		. By reciprocating or vibrating mold
72		. . Diverse, sequential, or modulated
73		RANDOM VARIEGATED COLORING DURING MOLDING
74		. Of surface portion only
75		. By extrusion
76		. By calendering
77		. By compression in a closed mold cavity
78		WITH INCORPORATING DYE SUSCEPTIBLE MATERIAL OR DYEING WORKPIECE
79		WITH APPLICATION OR BARRIER FOR VOLATILE COMPONENT MATERIAL TO MOLDED ARTICLE SURFACE
80		FLAME CONTACT OR RESHAPING BY HEAT DECOMPOSITION OF WORK
81		GAS OR VAPOR DEPOSITION OF ARTICLE FORMING MATERIAL ONTO MOLD SURFACE
82		REACTIVE GAS OR VAPOR TREATMENT OF WORK
83		. Work is organic material
84		APPLYING EXPLOSIVE FORCE TO MAKE ARTICLE
85		UTILIZING SPECIAL INERT GASEOUS ATMOSPHERE OR FLUSHING MOLD WITH INERT LIQUID
86		REMOVAL OF LIQUID COMPONENT OR CARRIER THROUGH POROUS MOLD SURFACE
87		. By direct application of vacuum or pneumatic pressure
500		DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO PERMANENTLY SHAPE, DISTORT, OR SUSTAIN WORK
501		. Producing toroidal work (e.g., tire, etc.)
502		. . At least a portion of the external surface being unconfined during application of fluid pressure
503		. Shaping against interior of a forming surface by rotation of material or material shaping member
504		. Perforation by differential fluid pressure; or smoothing, scoring, or cutting of green concrete with fluid pressure
505		. Corrugating
506		. . Of a tubular preform
507		. . . With axial compression
508		. . . Continuous or indefinite length
509		. Labeling or embossing indicia
510		. Producing multilayer work or article
511		. . Including application of vacuum to hold, support, or sustain a preform against which material is molded
512		. . Producing hollow work or a tubular article
513		. . . Including injection
514		. . . Including extrusion
515		. . . . Including forming a hollow article
516		. . . By insertion or application of a preform
517		. Bulk deposition of particles by differential fluid pressure
518		. . Continuous or indefinite length
519		. Differential temperature conditioning
520		. . Including application of internal fluid pressure to hollow finite length preform to force same into conformity with female mold part
521		. . . Heating
522		. . Starting material is nonhollow planar finite length preform or product is planar and of finite length
523		. Including application of internal fluid pressure to hollow finite length parison to expand same into conformity with female mold part
524		. . Production of a sealed product or a filled mercantile container
525		. . . Including maintenance or production of internal sterility
526		. . Including use of vacuum or internal venting of parison to remove fluid after application of differential fluid pressure
527		. . Forming multiple containers in a single mold block from a single length of parison
528		. . Including internal cooling of the article after fluid pressure shaping
529		. . Including plural distinct steps of differential fluid pressure induced expansion
530		. . . In diverse female mold cavities
531		. . Including shaping by mechanical means other than fluid pressure during or subsequent to fluid pressure differential shaping
532		. . . Shaping is longitudinal or axial stretching prior to or during differential fluid pressure deformation
533		. . . Shaping is neck formation other than by closure of mold for body of article
534		. . . Shaping is subsequent to expansion
535		. . Including heating of previously formed parison to blow molding temperature
536		. . Including removal of flash or sprue
537		. . Including injection forming of parison or portion thereof
538		. . . Arcuate or rotary movement of parison or workpiece from one work station to another
539		. . . Including extrusion
540		. . Including extrusion
541		. . . Of irregular or varying cross section
542		. . . With movement of parison or workpiece from one work station to another
543		. . . . Movement is arcuate or rotary
544		. Starting material is nonhollow planar finite length preform or product is finite length
545		. . Including uniting plural shaped sheets to form hollow work
546		. . Material shaped is a fabric, per se
547		. . With distinct staged deformation by differential fluid pressure
548		. . . Including heating after forcing into contact with a solid heating means by differential fluid pressure
549		. . . Including use of male part to stretch heated preform which is formed by a female mold which determines shape of work
550		. . Including use of male part to stretch heated preform which is formed by a female mold which determines shape of work
551		. . . Simultaneous formation of plural articles
552		. . Including curing or vulcanization
553		. . Including use of vacuum
554		. . . Including use of male mold part which determines the final shape of at least a portion of the work
555		. Production of continuous or running length
556		. . By casting on to a cooled roll
557		. . Including liquid contact
558		. . . Including internal liquid contact
559		. . . . With downward movement of workpiece
560		. . . With calibration, mandrel forming or with internal guide
561		. . . Contact with liquid coagulant or reactive liquid
562		. . . With immersion in liquid bath
563		. . Producing a tubular product
564		. . . Including deformation by application of fluid pressure
565		. . . . With internal gas bearing or mandrel
566		. . . . With application of external pressure or vacuum
567		. . . . . With reheating of work (e.g., tempering, annealing, etc.)
568		. . . . . Including use of vacuum
569		. . . . . Including annular fluid contact
570		. Including hydrostatic or liquid pressure
571		. Including use of vacuum
572		. With internal application of fluid pressure
573		. . To finite length tubular product
574		. . To form generally spherical product
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		SEE CROSS-REFERENCE ART COLLECTIONS 900 THROUGH 908 RELATING TO SUBJECT MATTER PROVIDED IN CLASS 264, SUBCLASSES 519 THROUGH 574
		******************************
101		VACUUM TREATMENT OF WORK
102		. To degas or prevent gas entrapment
103		WITH TWINING, PLYING, BRAIDING, OR TEXTILE FABRIC FORMATION
104		FORMING ELECTRICAL ARTICLES BY SHAPING ELECTROCONDUCTIVE MATERIAL
105		. Conductive carbon containing
106		FORMING SOUND GROOVES IN RECORDS
107		. Die pressing disk type records
108		ORIENTING OR ALIGNING SOLID PARTICLES IN FLUENT MATRIX MATERIAL
109		FORMING ARTICLES BY UNITING RANDOMLY ASSOCIATED PARTICLES
110		. Mica particles
112		. Stratified or layered articles
113		. . Plural layers formed by uniting randomly associated particles
114		. Utilizing centrifugal force
115		. With liberating or forming of particles
116		. . From felt or batt
117		. Agitating to form larger particles (i.e., accretion or agglomeration)
118		. With subsequent cutting, grooving, breaking, or comminuting
119		. With reshaping or surface embossing of formed article
120		. Plural, intermittent pressure applying
121		. Projecting particles in a moving gas stream
122		. Utilizing diverse solid particles
123		. Autogenously or by activation of dry coated particles
124		. . By activating naturally occurring binder (e.g., cork, etc.)
125		. . Sintering or heat fusing particles
126		. . . Of organic material
127		. . . . Fluorocarbon resin
128		. Liquid binder applied subsequent to particle assembly
129		WITH PRINTING OR COATING OF WORKPIECE (OUT OF MOLD)
130		. Anti-stick or adhesion preventing coating
131		. Coating with particulate material
132		. Applying indicia or design (e.g., printing, etc.)
133		. Applied to clay, sand, or earthen workpiece
134		. Coating or impregnating workpiece before molding or shaping step
135		. . Molding material against and uniting to the coated or impregnated workpiece
136		. . Impregnation of batt, sheet, or filament
137		. . . Heat settable impregnant
138		WITH SEVERING, REMOVING MATERIAL FROM PREFORM MECHANICALLY, OR MECHANICALLY SUBDIVIDING WORKPIECE
139		. Removing surface portion of composite workpiece to expose substrate
140		. To form particulate product (e.g., flakes, etc.)
141		. . Subsequent to extruding step
142		. . . By cutting at point of extrusion
143		. . . From strands
144		. . From continuously cast material
145		. Forming continuous work followed by cutting
146		. . Slitting longitudinally
147		. . . Of web to form plurality of threads
148		. . Extruding followed by cutting to length
149		. . . Extruding around moving preform
150		. . . Extruding hollow product
151		. . . With shaping between extruding and cutting steps
152		. Cutting and uniting cut parts
153		. Punching article from sheet material
154		. Making hole or aperture in article
155		. . By punching or drilling
156		. . . Plurality of holes
157		. Dividing work to form plural articles
158		. . Shaving or slicing sheets from work block
159		. . Tubular work
160		. . Sheet or web work
161		. Flash or sprue removal type
162		. Surface finishing (e.g., abrading, grinding, etc.)
163		. Simultaneous severing and shaping, or severing while work remains on shaping surface
164		UNCONFINED DRAWING OR EXTENDING OF A PLASTIC MASS TO MAKE ARTICLE
165		FORMING CONTINUOUS OR INDEFINITE LENGTH WORK
166		. With mold element formation or removal
167		. Of varying cross-sectional area or with intermittent cross-sectional irregularity
168		. With crimping or crinkling of strands of filaments
169		. With prevention of equipment fouling accumulations or deposits
170		. . By chemical additive to molding material or treating bath
171.1		. Layered, stratified traversely of length, or multiphase macrostructure containing material (e.g., conjugate, composite, islands-in-sea, core-sheath, etc.)
171.11		. . Including extrusion on or about plural discrete end-to-end or discrete side-by-side preforms (e.g., definite length preform, etc.)
171.12		. . Hollow preform
171.13		. . Utilizing indefinite length preform
171.14		. . . Of metal
171.15		. . . . Natural rubber or thermosetting resin containing layer
171.16		. . . . Utilizing plural metal preforms (e.g., twisted, spiral, etc.)
171.17		. . . . Shaping of plural layers on preform
171.18		. . . . . Sequential shaping of layers
171.19		. . . . Including upstream mixing
171.2		. . . . Producing coiled or helical containing structure or layer
171.21		. . . . Producing ribbon, tape, or sheet (e.g., extrusion, etc.)
171.22		. . . . Including preheating of metal preform
171.23		. . . Shaping of polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer on preform
171.24		. . . Shaping of natural rubber or thermosetting resin containing layer on preform (e.g. elastomers, etc.)
171.25		. . . Shaping of a natural resinous layer on preform (e.g., cellulosic, etc.)
171.26		. . Producing hollow composite
171.27		. . . Having three or more layers of at least two different materials
171.28		. . . Polyamide (e.g., nylon,, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer
171.29		. . . Including rotation of shaping surface or material being shaped
172.1		. . . Having particular noncircular cross-section (e.g., T-configured, etc.)
172.11		. . Producing composite strand, filament, or thread
172.12		. . . Having particular noncircular cross-section (e.g., T-configured, etc.)
172.13		. . . Islands-in-sea (i.e., discontinuous phase in continuous phase)
172.14		. . . Side-by-side
172.15		. . . Sheath-core
172.16		. . . Into liquid bath (e.g., wet-spinning, etc.)
172.17		. . . Melt-spinning
172.18		. . . . Polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer
172.19		. . Producing indefinite length article by depositing material on endless forming surface (e.g., endless belts, rollers, etc.)
173.1		. . . Including roller-type shaping surface (e.g., calendering, etc.)
173.11		. . Having three or more layers of at least two different compositions
173.12		. . . Melt extrusion (e.g., co-extrusion, etc.)
173.13		. . . . Vinylidene chloride or fluoride containing layer
173.14		. . . . Polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer
173.15		. . . . Including subsequent reshaping (e.g., stretching, etc.)
173.16		. . Melt co-extrusion (e.g., two layers, etc.)
173.17		. . . Having particular noncircular cross-section (e.g., T-configured, etc.)
173.18		. . . Having colorant added to material to be shaped or producing two diverse colored layers
173.19		. . . Polyamide (e.g., nylon, etc.) or addition polymer of at least one monoethylenically unsaturated monomer (e.g., polyethylene, polypropylene, polystyrene, etc.) containing layer
174.1		. . . . Styrene polymer containing
174.11		. . . Natural rubber or elastomer containing layer
175		. By calendering
176.1		. Shaping by extrusion
177.1		. . To produce particular cross section (e.g., noncircular, etc.)
177.11		. . . Nonresinous material only (e.g., ceramic, soap, cellulose, glue, etc.)
177.12		. . . Honeycomb
177.13		. . . Filament (e.g., T-configured, dog-bone, trilobal, etc.)
177.14		. . . . Hollow or tubular work produced
177.15		. . . . . Capillary passages (e.g., pen nibs, writing tips, etc.)
177.16		. . . Die configuration (other than fixed orifice shape)
177.17		. . . Processing or treatment after extrusion (e.g., support, guide, etc.)
177.18		. . . . Chemical
177.19		. . . . Temperature specified (other than ambient)
177.2		. . . With reinforcement filler, or additive
178R		. . Into a liquid bath
179		. . . With purifying or replenishing of bath
180		. . . Liquid of bath is in motion
181		. . . . With stretching in bath of extruded article
182		. . . Polyacrylonitrile containing extrudant
183		. . . Reactive bath
184		. . . . Synthetic resin containing extrudant
185		. . . . . Polyvinyl alcohol containing
186		. . . . Carbohydrate containing extrudant
187		. . . . . Cellulose derivatives
188		. . . . . . Viscose
189		. . . . . . . Bath contains organic compound
190		. . . . . . . . Carbohydrate or protein
191		. . . . . . . Extrudant contains added organic compound
192		. . . . . . . . Sulfur containing organic compound
193		. . . . . . . . Polyethers (e.g., oxyalkylated compounds, etc.)
194		. . . . . . . . Nitrogen containing organic compound
195		. . . . . . . Subsequent chemical treatment of formed articles
196		. . . . . . . Plural step coagulating or regenerating
197		. . . . . . . . With stretching
198		. . . . . . . Mechanical treatment of articles (e.g, stretching, folding, deforming, etc.)
199		. . . . . . Cupro ammonium cellulose
200		. . . . . . Cellulose acetate
201		. . . . Natural rubber containing extrudant
202		. . . . Protein containing extrudant
203		. . . Liquid is solvent extractive
178F		. . . Filaments
204		. . Solidifying by evaporation of liquid solvent or liquid carrier
205		. . . Synthetic resin containing spinning solutions
206		. . . . Polyacrylonitrile
207		. . . Cellulose derivative
208		. . . . With stretching of formed article
209.1		. . Hollow article
209.2		. . . Including rotational or translational movement of a material shaping member
209.3		. . . Reshaping product (extrudate) subsequent to extrusion
209.4		. . . . Sizing to desired dimension
209.5		. . . . . Stretching extruded material
209.6		. . . Curing or polymerizing operation during extrusion (e.g., cross-linking, vulcanizing, etc.)
209.7		. . . At least two distinct operational temperatures employed during the extrusion operation
209.8		. . . Providing special flow channel feature (e.g., varying dimension of flow channel or varying direction of flow of material in the extruder, etc.)
210.1		. . And reshaping
210.2		. . . Including a step other than application or removal of tension
210.3		. . . With application of agent other than water or air to workpiece
210.4		. . . . During or after final shape change
210.5		. . . With temperature gradient across cross-section of workplace or heat treatment after all shaping
210.6		. . . With processing before extrusion or inclusion of additive
210.7		. . . Plural stretching steps or stages
210.8		. . . Of filament
211		. . Utilizing added agent (e.g., flux, plasticizer, dispersing agent, etc.)
211.1		. . Centripetal extrusion
211.11		. . Nonresinous material only (e.g., ceramic, soap, cellulose, etc.)
211.12		. . Processing or treatment after extrusion
211.13		. . . Contact of extrudate with fluid other than ambient air
211.14		. . . . Filament (e.g., fiber, etc.)
211.15		. . . . . Plural treatment stages of zones
211.16		. . . . . Extractive fluid or effects reaction
211.17		. . . . . Heating
211.18		. . . . Plural treatment stages or zones
211.19		. . . . Extractive fluid or effects reaction
211.2		. . . . Heating
211.21		. . Screw extruder or screw feeder device
211.22		. . . Filament (e.g., fiber, etc.)
211.23		. . . Plural screws, plural extruders, or plural stage extruder
211.24		. . Curing or polymerization in the extruder (includes incomplete polymerization or curing, or coagulating rubber)
212		. By casting liquids on a solid supporting or shaping surface
213		. . Utilizing surface parting, anti-stick or release agent
214		. . To form nonplanar article or surface
215		. . By dipping the forming surface into the forming material
216		. . Rubber or synthetic resin containing liquid
217		. . Carbohydrate containing liquid
218		. . . Solidifying by applied reagent
219		WITH STEP OF MAKING MOLD OR MOLD SHAPING, PER SE
220		. Utilizing surface to be reproduced as an impression pattern
221		. . With destruction of pattern or mold to dissociate
222		. . Anatomical surface (i.e., using body area as an impression pattern)
223		. . . Pedal
224		. . With flexible inversion of a forming surface
225		. . Forming mold from fluent material
226		. . . With initial molding or treating of a surface to be reproduced
227		. . . . Developing a surface negative and then a surface positive mold
228		FORMING STRESSED CONCRETE ARTICLES
229		PRESTRESSING SOLID BODY AND UNITING IN STRESSED CONDITION
230		UTILIZING HEAT RELEASABLE STRESS TO RESHAPE SOLID WORKPIECE (E.G., ELASTIC MEMORY, ETC.)
231		APPLYING TENSILE STRESS TO WORKPIECE DURING HEAT CURING
232		DISPARATE TREATMENT OF ARTICLE SUBSEQUENT TO WORKING, MOLDING, OR SHAPING
233		. Washing of article
234		. Effecting temperature change
235		. . Annealing
235.6		. . . After stretching running or indefinite length work
235.8		. . . . Biaxial stretching of film
236		. . Completing vulcanization or polymerization
237		. . Cooling
238		COMBINED
239		MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE
240		. Separately introducing reacting materials into mold
241		. To produce composite, plural part or multilayered article
242		. . Joining parts for relative movement
243		. . Bristled or tufted article making
244		. . Uniting shoe part to upper
245		. . Multicolored surface
246		. . . One component self-sustaining prior to compositing
247		. . . . Positioning component in mold
248		. . Fusion bonding of preformed bodies and shaping at joint only
249		. . Mechanically securing parts together by reshaping joint portion only
250		. . By separately molding different article portions
251		. . . Spaced molded portions interconnected by solid preform
252		. . . . Molding portions along sheet edge
253		. . . . Building unit having spaced walls
254		. . . Separate stage covering of different preform areas
255		. . . Sequential formation of portion on same mold or a preform surface
256		. . . . Utilizing clay, sand, or calcareous slurry
257		. . One component is a fibrous or textile sheet, web, or batt
258		. . . Joining a plurality of superposed fibrous or textile layers
259		. . Shaping material and uniting to a preform
260		. . . Co-molding plural fluent materials and uniting to preform
261		. . . Uniting spaced preforms, by introducing fluent material therebetween
262		. . . . Concentric preforms
263		. . . To unite independent contacting preforms
264		. . . Preventing adherence of shaped material to preform
265		. . . Conditioning or treatment of preform
266		. . . Simultaneously shaping material and reshaping preform
267		. . . Against inner surface of hollow preform
268		. . . . Cap or cup-like preform (e.g., container closure, etc.)
269		. . . . Cavity lining type
270		. . . . . Utilizing centrifugal force (e.g., pipe lining, etc.)
271.1		. . . Preform embedded in or surrounded by shaped material
272.11		. . . . Electrical component encapsulating
272.12		. . . . . Nonresinous encapsulant
272.13		. . . . . With curing procedure, or procedure or treatment to compensate for differential expansion
272.14		. . . . . Plural electrical components
272.15		. . . . . With component positioning procedure or incorporation of article positioning means
272.16		. . . . . Transducer, or electric lamp or space discharge device
272.17		. . . . . Semiconductor or barrier layer device (e.g., integrated circuit, transistor, etc.)
272.18		. . . . . Condenser or resistor
272.19		. . . . . Dynamoelectric machine, electromagnet, transformer inductors, or coils
272.2		. . . . . . Motor or part encapsulated
272.21		. . . . . Battery or part encapsulated
273		. . . . Shaped material extends through holes in preform
274		. . . . Preform particularly provided with means to provide interlock with shaped material
275		. . . . Positioning or maintaining position of preform relative to mold surface
276		. . . . . Preventing flash
277		. . . . . Maintaining preforms in spaced relationship
278		. . . . . By removable means
279		. . . . Applying fluent material to preform
279.1		. . . . Preform is completely surrounded by shaped material
280		. Reshaping running or indefinite-length work
281		. . Longitudinally advanced coiling (nonplanar)
282		. . Creping or crinkling
283		. . . By doctoring from drum
284		. . Deforming the surface only
285		. . Bending
286		. . . Corrugating
287		. . . . And subsequent reshaping of corrugated material
288.4		. . Stretching by applying tension
288.8		. . . Nonuniform product (e.g., porous, etc.) or with tensioning before application of heat
289.3		. . . With treatment other than heating before stretching
289.6		. . . With shrinking or with liquid contact during or after stretching
290.2		. . . Biaxial or transverse to travel direction
290.5		. . . Of filament
290.7		. . . . Including contact with mechanism in stretch path (e.g., snubbing, etc.)
291		. Stretching or stretch forming
292		. . By drawing over a form
293		. Deforming the surface only
294		. Plural sequential shaping or molding steps on same workpiece
295		. . Molding followed by bending or twisting
296		. . One step reshapes portion only of article
297.1		. Forming plural articles
297.2		. . Including introducing material under pressure into a closed mold cavity (e.g., injection molding, etc.)
297.3		. . . With plural molds on belt or turntable
297.4		. . Forming multiple stacked or nested articles or including multilayer pressing
297.5		. . Reshaping or treatment of a preform (e.g., vulcanizing, etc.)
297.6		. . With plural molds on a moving surface
297.7		. . . With linear movement of the molds
297.8		. . Simultaneous formation of plural articles
297.9		. . . Of primarily inorganic material (e.g., concrete or ceramic, etc.)
298		. By casting on a liquid surface
299		. Shaping against forming surface (e.g., casting, die shaping, etc.)
300		. . Utilizing release agent in molding material
301		. . Accretion from bulk
302		. . . Slush casting type
303		. . . Accretion of varying wall thickness or control of accretion by compound movement of form
304		. . . Facilitating removal of article from form
305		. . . Successive dipping steps into same material
306		. . . Conditioning or treating material or form to effect deposition
307		. . . Treating accreted material on form with added agent or reactant
308		. . Incremental layer molding type
309		. . Spraying or flinging material against a shaping surface
310		. . By rotation of material or material shaping member
311		. . . Utilizing centrifugal force
312		. . . Inner relatively rotating member to form hollow article
313		. . Utilizing a flexible, deformable, or destructable molding surface or material
314		. . . Utilizing fluid-expansible mold
315		. . . . Toroidal mold bag
316		. . . Utilizing sheet-like material
317		. . . Removing mold by destruction
318		. . Molding trapped undercut article portion
319		. . Applying heat or pressure
320		. . . Reshaping solid work or introducing solid work into mold cavity
321		. . . . Sponge-like or foamed work
322		. . . . Initially softening workpiece
323		. . . . Sliding motion between material and mold surface (extruding finite articles)
324		. . . . Woven or felted sheet-form work
325		. . . . Utilizing closed mold cavity
326		. . . . . Toroidal work (e.g., tire, etc.)
327		. . . Differential heating or cooling in mold
328.1		. . . Introducing material under pressure into a closed mold cavity (e.g., injection molding, etc.)
328.2		. . . . Material is nonthermoplastic
328.3		. . . . . Torodial work (e.g., tire, etc.)
328.4		. . . . . Utilizing a transfer chamber
328.5		. . . . . . With preformed charge
328.6		. . . . . Including mixing of reactants
328.7		. . . . Including changing mold size or shape during injection or between multiple stages of injection
328.8		. . . . With multiple injectors, mold cavities, or multiple steps of injection of material
328.9		. . . . Including operation or design to minimize formation of gate, sprue, or flash
328.11		. . . . Including movement of mold relative to injector
328.12		. . . . Including specified direction or condition of flow in mold
328.13		. . . . Including injection at two or more pressures
328.14		. . . . With heating or cooling
328.15		. . . . . Of injection nozzle
328.16		. . . . . Of mold
328.17		. . . . Pretreatment or preparation of charge material
328.18		. . . . . Mixing of filler, dye, or pigment
328.19		. . . . . Including feeding to accumulator
330		. . . Organic material shaping
331.11		. . . . Synthetic resin containing
331.12		. . . . . Polymer having heterocyclic group or polymer derived from monomer having heterocyclic group except heterocyclic derived solely from carboxylic acid (i.e., cyclic imide, lactam, lactone, or anhydride)
331.13		. . . . . Polymer derived from monomer having at least two ethylenic groups (e.g., ABS rubber, chloroprene, etc.) or with natural rubber
331.14		. . . . . Fluorine
331.15		. . . . . Ethylenically unsaturated polymer or polymer derived from ethylenically unsaturated monomer
331.16		. . . . . . Nitrogen containing polymer
331.17		. . . . . . Hydrocarbon polymer
331.18		. . . . . . Carboxylic acid or derivative (e.g., acrylic, etc.)
331.19		. . . . . Nitrogen containing (e.g., polyamide, polyurethane, etc.)
331.21		. . . . . Carboxylic acid or derivative
331.22		. . . . . Polymer derived from aldehyde
332		. . . Fusing or melting inorganic material
333		. . . Inorganic hydraulic settable material shaping
334		. . Article or material ejecting, core or mold stripping or separating
335		. . . By direct fluid pressure or pressure differential
336		. . . Ejecting or stripping before full set or cure of work
337		. . Utilizing particular mold material
338		. . . Coating or lining
339		. Bending or twisting of work
340		TREATING SHAPED OR SOLID ARTICLE
341		. Solvent polishing type
342R		. To shrink
342RE		. . Relaxation of running or indefinite length work
343		. To swell or plasticize
344		. To remove entrained material from article
345		. By a temperature change
346		. . To anneal or temper
347		. . To complete vulcanization or polymerization
348		. . To cool
349		MISCELLANEOUS
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		CROSS-REFERENCE ART COLLECTIONS RELATED TO SUBJECT MATTER PROVIDED IN CLASS 264, SUBCLASSES 519 THROUGH 574
		******************************
900		DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO SHAPE, RESHAPE (I.E., DISTORT), OR SUSTAIN AN ARTICLE OR PREFORM AND HEAT-SETTING (I.E., CRYSTALLIZING OF STRETCHED OR MOLECULARLY ORIENTED PORTION) THEREOF
901		. Heat-setting of stretched or molecularly oriented article formed from planar preform (e.g., sheet, film, etc.)
902		. Production of continuous length
903		. Heat-setting and simultaneous differential heating of stretched or molecularly oriented section of article or preform
904		. Maintaining article in fixed shape during heat-setting
905		. Having plural, distinct differential fluid pressure shaping steps
906		. . And heat-shrinking outside of mold including subsequent re-expanding of shrunken article using differential fluid pressure
907		DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO SHAPE, RESHAPE (I.E., DISTORT), OR SUSTAIN AN ARTICLE OR PREFORM AND CRYSTALLIZING OF NONSTRETCHED OR MOLECULARLY UNORIENTED PORTION THEREOF
908		. Crystallizing of neck portion of hollow article or hollow preform
909		DIRECT APPLICATION OF FLUID PRESSURE DIFFERENTIAL TO STRETCH AN ARTICLE OR PREFORM AND HEAT SHRINKING OF STRETCHED ARTICLE OR PREFORM
910		SINTERING TO PRODUCE TRANSLUCENT INORGANIC ARTICLE
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		CROSS-REFERENCE ART COLLECTIONS RELATED TO SUBJECT MATTER FORMERLY PROVIDED IN CLASS 264, DIGEST 69
		*********************************
911		RECYCLING CONSUMER USED ARTICLES OR PRODUCTS
912		. From toroidal shapes (e.g., resilient tires, etc.)
913		. From fiber or filament, or fiber or filament containing article or product (e.g., textile, cloth fabric, carpet, fiberboard, etc.)
914		. . From cellulose containing articles (e.g., paper, etc.)
915		. From inorganic material containing articles or products (e.g., hydro-set, cement, plaster, wire, cable, etc.)
916		. From porous material containing articles (e.g., sponge, foam, etc.)
917		. By blow molding material recycled from consumer used article or product
918		. From hollow- or container-type articles (e.g., tubes, bottles, cups, etc.)
919		. . From pipe or tube (e.g., hose, etc.)
920		. By extruding material recycled from consumer used article or product
921		. By injection molding material recycled from consumer used article or product
		*********************************
		FOREIGN ART COLLECTIONS
		*********************************
		Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collection listed below. These collections contain ONLY foreign patents or nonpatent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived.
FOR 100		REPAIRING OR RESTORING ARTICLES FOR REUSE (264/36)
FOR 101		RECYCLING OF RECLAIMED OR PURIFIED PROCESS MATERIAL (264/37)
FOR 102		. Of extrudant-receiving bath material (264/38)
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		DIGESTS
		******************************
DIG 1		Methods of blow-molding cellular containers
DIG 2		Molding cellular aldehyde resins
DIG 3		Molding cellular pvc-isocyanate resins
DIG 4		Molding and forming bendable and flexible product from rigid preform
DIG 5		Use of one or more blowing agents together
DIG 6		Molding microballoons and binder
DIG 7		Binding and molding cellular particles
DIG 8		Fibrillating cellular materials
DIG 9		Pre-expansion of foamed polystyrene
DIG 10		Foamed polystyrene mold filling
DIG 11		Molding styropor using steam probes-batch
DIG 12		Molding styropor using steam probes continuous
DIG 13		Cell size and distribution control while molding a foam
DIG 14		Forming integral skin on a foamed product
DIG 15		Aging of foamed resin products
DIG 16		Molding foamed polypropylene articles
DIG 17		Molding a foam containing a filler
DIG 18		Cross-linking a thermoplastic linear foam during molding
DIG 19		Inorganic fiber
DIG 20		Tar bonded
DIG 25		Metallic oxide
DIG 26		Composite fibers made of two or more materials
DIG 27		Process of spinning viscose where viscose has high degree of polymerization
DIG 28		Stretching filaments in gas or steam
DIG 29		Mixed resin filaments
DIG 30		Use of anatomy in making a mold or using said mold
DIG 31		Processes of making tile and tile-like surfaces
DIG 32		Processes in molding using asbestos or asphalt
DIG 33		Blow-molding articles of nonuniform thickness
DIG 34		Processes and molds for making buttons
DIG 35		Use of Ca O with refractories
DIG 36		Process of making metal-ceramics
DIG 37		Processes and molds for making capsules
DIG 38		Making film or tubes from casein
DIG 39		Treatment of clay before and after molding
DIG 40		Processes of coiling plastics
DIG 41		Processes of molding collapsible tubes
DIG 42		Processes of molding involving cross linking
DIG 43		Processes of curing clay and concrete materials
DIG 44		Using destructible molds or cores in molding processes
DIG 45		Molding using an electrical force
DIG 46		Molding using an electrical heat
DIG 47		Processes of splitting film, webs or sheets
DIG 48		Processes of making filters
DIG 49		Processes of using fly ash
DIG 50		Use of fluid pressure in molding
DIG 51		Use of fluidized bed in molding
DIG 52		Processes of making corrugated tubes for gas mask
DIG 53		Processes of using glass filler in molding process
DIG 54		Processes in making insulators
DIG 55		Processes for making jewelry
DIG 56		Processes of molding lactams
DIG 57		Processes of forming layered products
DIG 58		Processes of forming magnets
DIG 59		Processes in which a partial cure is involved
DIG 60		Processes of molding plastisols
DIG 61		Processes of molding polyamide
DIG 62		Processes of molding porous films
DIG 63		Processes of molding porous blocks
DIG 64		Processes of using preforms in molding
DIG 65		Processes of preheating prior to molding
DIG 66		Processes of reshaping and reforming
DIG 67		Forming ring-like structure
DIG 68		Roll
DIG 70		Processes for forming screens or perforating articles
DIG 71		Processes of shaping by shrinking
DIG 72		Processes of molding by spraying
DIG 73		Processes of stretching
DIG 74		Processes of repairing tires
DIG 75		Processes of uniting two or more fibers
DIG 76		Processes of uniting two or more parts
DIG 77		Processes of molding urethanes
DIG 78		Processes of molding using vacuum
DIG 79		Processes of molding articles of vinylidene chloride
DIG 80		Processes of waterproofing
DIG 81		Plastic net
DIG 82		Embossing by foaming
DIG 83		Injection molding of polyolefin-type foam
DIG 84		Conversion of foamed resinous buns into foamed billets having geometrical cross-sections