Cooperative Patent Classification

CPC Definition - Subclass E04F

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Last Updated Version: 2016.11
FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS (windows, doors E06B)
Definition statement

This place covers:

Finishing work on buildings, like:

  • sunshades, Florentine blinds, awnings, outside screens (E04F 10/00);
  • fixed and moveable stairways, ramps, balustrades, handrails (E04F 11/00);
  • coverings or linings for walls or ceilings (E04F 13/00);
  • floor coverings, parquet, sectional false floors (E04F 15/00)
  • vertical ducts, chimneys, air ducts, light shafts, lift shafts, utility lines channels, disposal chutes, channels for drainage (E04F 17/00);
  • borders, finishing strips, built-in cup-boards, niches (E04F 19/00);
  • implements for finishing work on buildings, e.g. for mounting doors or windows, for mounting plinths, for plastering, for finishing joints, for setting wall or ceiling slabs, for laying floor coverings (E04F 21/00)
References
Limiting references

This place does not cover:

Kitchen equipment

Sanitary equipment

Tapestry work

Floor structures

Roof structures

Suspended ceilings

Roof coverings

Repairing

Windows, doors

Ladders

Sunshades, {e.g. Florentine blinds or jalousies; Outside screens (E06B 9/26 takes precedence)}; Awnings {or baldachins (for caravans B60P 3/343)}; (trailer awnings E04H 15/08; for tents E04H 15/58)
Definition statement

This place covers:

Sunshades, e.g. Florentine blinds or jalousies;

Screens on the outside of buildings which provide a shading function;

Outside shading elements mounted to the building;

Awnings; Baldachins

Relationships with other classification places

This subgroup contains outdoor screens, which are designed withstand outside environmental changes, like wind, rain and snow. Screens mounted on the inner side of a window or door, so called indoor screens are classified in E06B 9/24. Operating means for indoor and outdoor screens are classified in E06B 9/68. Venetian-type lamellar outdoor and indoor screens are classified in E06B 9/26. Free-standing screens which are not attached to the exterior of a building are classified in E04H 15/00. Umbrellas in A45B.

References
Limiting references

This place does not cover:

Awnings for tents

Venetian-type lamellar screens

Operating means

Informative references

Attention is drawn to the following places, which may be of interest for search:

Awnings for caravans

Awnings for vessels

B63F17/02

Sunshades for a roof

Roller blinds inside a building

E06B/40

Screening devices inside building

Lamellar or like blinds, e.g. venetian blinds

{Rigidly-arranged sunshade roofs with coherent surfaces}
Definition statement

This place covers:

This class contains shading elements for which the surface that provides the shading function is of a rigid inflexible material, e.g. plexiglass, metal.

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References
Limiting references

This place does not cover:

Gutters for roofs

Special rules of classification

Details which are not-specific to this kind of non-rollable/foldable surface (e.g. fixing to the supporting structure) should be classified in E04F 10/06

of flexible canopy materials, e.g. canvas; {Baldachins}
Definition statement

This place covers:

This class contains shading elements for which the surface that provides the shading function is of a flexible material, e.g. canvas

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Special rules of classification

Details which are not-specific to this kind of non-rollable/non-foldable surface (e.g. fixing to the supporting structure) should be classified in E04F 10/0603 - E04F 10/0685

of a plurality of similar rigid parts, e.g. slabs, lamellae {(E04F 10/005 takes precedence)}
Definition statement

This place covers:

This class contains shading elements for which the surface that provides

the shading function is of a series of rigid parts. e.g. lamellae

References
Limiting references

This place does not cover:

Rigidly-arranged sunshade roofs with coherent surfaces

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collapsible {or extensible; metallic Florentine blinds; awnings with movable parts such as louvres; (shutters E06B 9/04; louvre windows E06B 7/08)}
References
Limiting references

This place does not cover:

Louvre windows

Shutters

Stairways, ramps, or like structures (mounting or marking-off stairways E04F 21/26; of temporary {use during building} construction E04G 27/00; means for facilitating access to swimming pools E04H 4/144; {means for facilitating access to swimming pools E04H 4/144; appliances for aiding patients or disabled persons to walk A61H 3/00}); Balustrades; Handrails (ladders permanently attached to fixed structures E06C 9/00)
Definition statement

This place covers:

Fixed stairways and movable stairways, e.g. loft ladders, and their components, e.g. treads and risers; Ramps; Balustrades; Handrails

References
Limiting references

This place does not cover:

Mounting or marking-off stairways

Appliances for aiding patients or disabled persons to walk

Stairways of temporary use during building construction

Means for facilitating access to swimming pools

Ladders permanently attached to fixed structures

Informative references

Attention is drawn to the following places, which may be of interest for search:

Ladders

Spiral stairways supported by a central column
Definition statement

This place covers:

Only spiral stairways supported by a central column, where "by a central column" is to be read strictly

collapsible, e.g. folding, telescopic
References
Limiting references

This place does not cover:

Ship ladders

Stairs for aircraft

Escalators or moving walkways

Treads
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Layered products in general

Producing decorative panels or veneers

Special rules of classification

Veneer panels should be classified in E04F 11/108, i.e. of wood, as well as in E04F11/128, i.e. composed of several layers.

Surfaces thereof; Protecting means for edges or corners thereof ({loosely laid coverings,} floor fabrics, fastenings therefor A47G 27/00)
References
Limiting references

This place does not cover:

Loosely laid coverings, floor fabrics, fastenings therefor

Informative references

Attention is drawn to the following places, which may be of interest for search:

Guard covers of stairs

Special rules of classification

Documents describing both aspects, i.e. surfaces and protecting means for edges or corners of treads, are classified in E04F 11/16 only.

Balustrades; Handrails (guard-rails on ships B63B; for bridges E01D 19/10; for roads E01F 13/00, E01F 15/00; fences E04H 17/00; {safety measures for persons during the construction of buildings E04G 21/32})
Definition statement

This place covers:

Balustrades, balcony balustrades, and handrails.

References
Limiting references

This place does not cover:

Guard-rails on ships

Handrails for bridges

Handrails for roads

Safety measures for persons during the construction of buildings, e.g. temporary balustrades

Balustrades not having a handrail, i.e. picket fences, fences

Informative references

Attention is drawn to the following places, which may be of interest for search:

Balustrades being an integral part of the structure of a balcony.

{Balustrades}
Special rules of classification

Use E04F 11/1812 - E04F 11/1851 to completely classify each aspect of the documents to be classified.

{Built-in aids for ascending or descending stairs (lifts associated with stairs B66B 9/08)}
Definition statement

This place covers:

Balustrades or handrails comprising aids for ascending or descending stairs , e.g. for elderly or disabled people e.g. :

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References
Limiting references

This place does not cover:

Lifts associated with stairs

Informative references

Attention is drawn to the following places, which may be of interest for search:

Lifts or other hoisting devices on ladders

Coverings or linings, e.g. for walls or ceilings (flooring E04F 15/00; decoration of surfaces, mosaic work B44, e.g. paper-hanging B44C 7/00; made of webs, e.g. of fabrics or wallpaper, {as such, or their manufacturing} D03D, D04G, D04H, D06N, D21H; construction of {false} ceilings E04B 9/00; roofings or similar water-tight coverings against precipitation E04D)
Definition statement

This place covers:

Coverings or linings, e.g. for walls or ceilings, either made of plastic materials hardening after applying, like plaster, or composed of covering or lining elements and their fastening means.

References
Limiting references

This place does not cover:

Flooring

Decoration of surfaces, mosaic work

Decoration of surfaces, paper-hanging

Webs, e.g. of fabrics or wallpaper, as such and their manufacturing

Construction of false ceilings

{made of webs, e.g. of fabrics, or wallpaper, used as coverings or linings (of a number of similar elements carried by a common web E04F 13/0862; paperhanging, tapestry work B44C 7/00)}
Definition statement

This place covers:

Coverings or linings, e.g. for walls or ceilings, made of webs, e.g. of fabrics, or wallpaper e.g. :

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References
Limiting references

This place does not cover:

Of a number of similar elements carried by a common web

Paper-hanging and tapestry-work

of plastic materials hardening after applying, e.g plaster (surface treatment in painting technique B44D; inorganic or bituminous masses C04B; organic plastics C08L {implements for applying plasticised materials E04F 21/02})
References
Limiting references

This place does not cover:

Implements for applying plasticised materials

Surface treatment in painting technique

Inorganic or bituminous masses

Organic plastics

Bases for plaster (sub-ceilings with plaster-carrying means E04B 9/06)
References
Limiting references

This place does not cover:

Sub-ceilings with plaster-carrying means

Edge-protecting borders {(borders for joints between plaster layers and window or door frames or like E06B 1/62)}
References
Limiting references

This place does not cover:

Borders for joints between plaster layers and window or door frames or the like

composed of specially adapted, structured or shaped covering or lining elements
References
Limiting references

This place does not cover:

Stretched foil- or web-like elements attached with edge gripping devices

Composed of several layers, e.g. sandwich panels

Characterised by the joints between neighbouring elements

For insulation or surface protection, e.g. against noise

Accommodating lighting devices

Accommodating heating conduits

Accommodating electrical cables or lines

Special rules of classification

Sub-groups E04F 13/074 - E04F 13/078 are not used; documents are classified according to the table here above.

composed of a plurality of similar covering or lining elements, (E04F 13/072 takes precedence; borders, skirtings E04F 19/02; {of webs or fabrics E04F 13/002; fixing strips E04F 19/06; separate provisional spacers between adjacent tiles E04F 21/0092; implements or means for setting tiles E04F 21/18})
References
Limiting references

This place does not cover:

Elements of webs or fabrics

Specially adapted, structured or shaped covering or lining elements

Borders, skirtings

Fixing strips

Separate provisional spacers between adjacent tiles

Implements or means for setting tiles

{fixed by means of spring action}
Definition statement

This place covers:

Separate fastening elements for coverings composed of a plurality of similar covering elements, with load-supporting elongated furring elements between wall and covering elements, and with additional fastening elements between furring elements and covering elements, (any of the elements being) fixed by means of spring action, e.g. effecting a clamping, the spring element being integral to or separate from the other elements. e.g. : (spring 8)

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Synonyms and Keywords

In patent documents, the following words/expressions are often used with the meaning indicated:

" snap action"

"spring action"

{fixed by means of clamping action}
Definition statement

This place covers:

Separate fastening elements for coverings composed of a plurality of similar covering elements, with load-supporting elongated furring elements between wall and covering elements, and with additional fastening elements between furring elements and covering elements, (any of the elements being) fixed by means of clamping action. e.g. : (Clamping effected by elements 12-15)

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Synonyms and Keywords

In patent documents, the following words/expressions are often used with the meaning indicated:

" holding tight "

" clamping action "

{not adjustable (E04F 13/0857 takes precedence; not used, see subgroups)}
Definition statement

This place covers:

Separate fastening elements for coverings composed of a plurality of similar covering elements, without load-supporting elongated furring elements between wall and covering elements, (the fastening element being) not adjustable e.g. : no adjustment or compensation means for tolerances, inaccuracy, ... by means of screws, teeth, wedges,...

Special rules of classification

Not used, see subgroups

{the fastening elements engaging the outer surface of the covering elements, not extending through the covering (E04F 13/0839 and E04F 13/0846 take precedence)}
Definition statement

This place covers:

Separate fastening elements for coverings composed of a plurality of similar covering elements, without load-supporting elongated furring elements between wall and covering elements, not adjustable, and with fastening elements retaining the edges of the covering elements e.g. :

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References
Limiting references

This place does not cover:

The fastening elements situated at the corners of the covering elements, not extending through the covering

The fastening elements engaging holes or grooves in the side faces of the covering elements

{the fastening elements engaging holes or grooves in the side faces of the covering elements (E04F 13/0835 and E04F 13/0839 take precedence)}
Definition statement

This place covers:

Separate fastening elements for coverings composed of a plurality of similar covering elements, without load-supporting elongated furring elements between wall and covering elements, not adjustable, and with fastening elements engaging holes or grooves in the lateral edge side of the covering elements e.g.:

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References
Limiting references

This place does not cover:

The fastening elements extending into the back side of the covering elements

The fastening elements situated at the corners of the covering elements, and not extending through the covering

{fixed by means of spring action}
Synonyms and Keywords

In patent documents, the following words/expressions are often used with the meaning indicated:

" snap action"

"spring action"

{fixed by means of clamping action}
Synonyms and Keywords

In patent documents, the following words/expressions are often used with the meaning indicated:

" holding tight "

" clamping action "

{composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover}
Definition statement

This place covers:

Coverings or linings composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover, where the expression "acute angle" is to be read strictly

References
Limiting references

This place does not cover:

Case of absence of an acute angle

{composed of several layers, e.g. sandwich panels or layered panels (layered products as such in general B32B; producing decorative panels or veneers B44C 5/04; E04F 13/0864, E04F 13/0875 take precedence)}
References
Limiting references

This place does not cover:

Composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover

Having a basic insulating layer and at least one covering layer

Layered products as such in general

Producing decorative panels or veneers

{with sealing elements between coverings (sealings of joints between building constructions in general E04B 1/68)}
Definition statement

This place covers:

Coverings composed of a plurality of similar covering elements, characterised by the joints between neighbouring elements, with sealing elements between coverings (regardless if the sealings are integral with the panel or separate elements ) e.g. :

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References
Limiting references

This place does not cover:

Sealing of joints between building constructions in general

of elements attached to a common web, support plate or grid {(not used, see E04F 13/0862)}
Special rules of classification

Not used, see E04F 13/0862

stone or stone-like materials, e.g. ceramics {concrete,}; of glass {or with an outer layer of stone or stone-like materials or glass (E04F 13/0864 takes precedence; producing shaped elements from concrete, ceramic compositions or other stone-like materials B28B; prefabricated panels in general E04C 2/00)}
References
Limiting references

This place does not cover:

Composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover

Producing shaped elements from concrete, ceramic compositions or other stone-like materials

Prefabricated panels in general

of organic plastics with or without reinforcements or filling materials (of plastic-bound fibres or chips E04F 13/16 ){or with an outer layer of organic plastics with or without reinforcements or filling materials; plastic tiles (E04F 13/0864 takes precedence)}
References
Limiting references

This place does not cover:

Composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover

Of plastic-bound fibres or chips

Fastening means specially adapted for covering or lining elements {(not used, see E04F 13/0801)}
Special rules of classification

Sub-groups E04F 13/21 - E04F 13/30 are not used. Documents which fall under the title of sub-groups E04F 13/21 - E04F 13/28 are classified in E04F 13/0801, documents falling under the title of E04F 13/30 are classified in E04F 13/0883. E04F 13/30 takes precedence over E04F 13/24.

Flooring (stair treads E04F 11/104; coverings not specially adapted for floors E04F 13/00; borders, skirtings E04F 19/02; {implements for laying flooring E04F 21/20;} gratings for cleaning soles of footwear A47L 23/24; {built-in gratings E04F 19/10; removing floor coverings E04G 23/00; carpets A47G 27/00;} of similar materials to roads E01C; basic or rough floors {, structural floors} E04B 5/00)
Definition statement

This place covers:

Floor coverings, parquet, resiliently-mounted floors, joints in floor coverings, sectional false floors, e.g. computer floors

References
Limiting references

This place does not cover:

Stair treads

Coverings not specially adapted for floors

Borders, skirting

Built-in gratings

Implements for laying flooring

Carpets

Gratings for cleaning soles

Road paving

Structural floors

Removing floor coverings

Flooring or floor layers composed of a number of similar elements (of webs E04F 15/16)
References
Limiting references

This place does not cover:

Flooring composed of webs

{Construction of joints, e.g. dividing strips (E04F 15/024, E04F 15/04, E04F 15/06, E04F 15/10 and E04F 15/14 take precedence; Separate provisional spacers E04F 21/0092)}
Definition statement

This place covers:

Construction of joints for flooring composed of a number of similar elements, with sealing elements between coverings (regardless if the sealings are integral with the panel or separate elements) e.g. :

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References
Limiting references

This place does not cover:

Sectional false-floors

Flooring only of wood

Flooring of metal

Flooring of other material

Construction of joints in flooring made of masses in situ

Separate provisional spacers

Sealing of joints between building constructions in general

Sectional false floors, e.g. computer floors {(height-adjustable supports for terrace roof coverings E04D 11/00; underfloor heating using water F24D 3/142, using air F24D 5/10; installation of cables, lines or protective tubing in floors H02G 3/28)}
References
Limiting references

This place does not cover:

Height-adjustable supports for terrace roof coverings

Underfloor heating using water

Underfloor heating using air

Installation of cables, lines or protective tubing in floors

{with integrated feet (E04F 15/02417 takes precedence)}
Definition statement

This place covers:

Sectional false floors composed of a number of similar elements, comprising floor panels with integrated feet e.g. :

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References
Limiting references

This place does not cover:

Floor panels made of casing elements filled with plastic materials hardening after application

only of wood {or with a top layer of wood}, e.g. with wooden {or metal} connecting members (rollable parquet E04F 15/16)
References
Limiting references

This place does not cover:

Rollable parquet

of metal, whether or not in combination with other material (gratings as building elements E04C 2/42; {of elements with a metal upper layer; E04F 15/02405 takes precedence; metal treads E04F 11/112})
References
Limiting references

This place does not cover:

Metal treads

Floor panels for sectional false floors

Gratings as building elements

only of stone or stone-like material, e.g. {ceramics}, concrete; of glass {or with a top layer of stone or stone-like material, e.g. ceramics, concrete or glass (E04F 15/02005 takes precedence)}
References
Limiting references

This place does not cover:

Construction of joints in floorings

of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite {tiles}, hardboard {, or with a top layer of other materials}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Layered products

Producing decorative panels or veneers

Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo {gypsum floors} (inorganic or bituminous masses C04B; organic plastic masses C08L)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Inorganic or bituminous masses

Organic plastic masses

Structural floors

Filling elements for building-up floors

Installation of cables, lines or protective tubing in floors

Construction of joints, e.g. dividing strips ({E04F 15/02005 takes precedence;} sealing joints not restricted to flooring E04B 1/68, {construction of joints in roads or airfields E01C 11/02})
References
Limiting references

This place does not cover:

Construction of joints for floorings composed of a number of similar elements

Construction of joints not restricted to flooring

Informative references

Attention is drawn to the following places, which may be of interest for search:

Construction of joints in roads and airfields

Flooring, e.g. parquet on flexible web, laid as flexible webs; Webs specially adapted for use as flooring; {Parquet on flexible web} (resiliently-mounted floors, e.g. sprung floors, E04F 15/22; linoleum D06N; {carpets A47G 27/00})
References
Limiting references

This place does not cover:

Resiliently mounted floors, e.g. sprung floors

Informative references

Attention is drawn to the following places, which may be of interest for search:

Carpets

Linoleum

Webs in general, manufacturing of webs

Separately-laid insulating layers; Other additional insulating measures; Floating floors (insulating of buildings in general E04B 1/62)
References
Limiting references

This place does not cover:

Boundary strips in layers made of masses in situ

Informative references

Attention is drawn to the following places, which may be of interest for search:

Insulating of buildings in general

Resiliently-mounted floors, e.g. sprung floors (laid as webs E04F 15/16)
References
Limiting references

This place does not cover:

Resiliently-mounted floors laid as webs

Vertical ducts; Channels, e.g. for drainage (pipes in general F16L; pipe-line systems F17D; {drainage devices in floors E03F 5/04; roof drainage E04D 13/04})
Definition statement

This place covers:

Vertical ducts for carrying away gases, chimneys, air ducts, light shafts, channels for receiving utility lines, channels for drainage, chutes for the disposal of refuse, lift shafts.

References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Drainage devices in floors

Roof drainage

Pipes in general

Pipe-line systems

for carrying away waste gases, e.g. flue gases (free-standing chimneys E04H 12/28; connections between fireplace and chimney, chimney fittings, covers for cleaning holes of chimneys F23J; chimney tops F23L); Building elements specially designed therefor, e.g. shaped bricks or sets thereof {(coke-ovens C10B; working measures on existing vertical ducts E04G 23/02; apparatus for inserting new lining elements in existing ducts E04G 21/16; metallic chimneys, linings, joints and spacers therefor F23J 11/00, F23J 13/00)}
References
Limiting references

This place does not cover:

Coke-ovens

Apparatus for inserting new lining elements in existing ducts

Working measures on existing vertical ducts

Free-standing chimneys

Connections between fireplace and chimney, chimney fittings, covers for cleaning holes for chimneys

Metallic chimneys, linings, joints and spacers therefor

Chimney tops

{Exterior cladding, e.g. of chimney parts extending above the roof; Rain covers for chimney tops without draught-inducing aspects (inducing draught in chimneys F23L 17/00)}
Definition statement

This place covers:

Vertical ducts or channels for carrying away waste gases, e.g. flue gases comprising an exterior cladding, e.g. of chimney parts extending above the roof or rain covers for chimney tops without draught-inducing aspects e.g. : or

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References
Limiting references

This place does not cover:

Inducing draught in chimneys

Air-ducts or air channels {(heating in general F24; ventilating rooms in general F24F)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Heating in general

F24

Ventilating rooms in general

Light shafts, e.g. for cellars
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Daylight conveying tubular skylights

for receiving utility lines, e.g. cables, pipes (covers giving access to the ducts or channels, covers of inspection holes E04F 19/08)
References
Limiting references

This place does not cover:

Covers giving access to the ducts or channels, covers of inspection holes

Shafts or channels arranged underground outside buildings

Arrangements in buildings for the disposal of refuse (refuse bins, gathering or removal of refuse B65F)
References
Limiting references

This place does not cover:

Refuse bins, gathering or removal of refuse

Other details of constructional parts for finishing work on buildings (ladders, e.g. climbing irons, E06C 9/04)
Definition statement

This place covers:

Borders, finishing strips, light-coves, built-in cup-boards, niches, covers of holes enabling access to installations, built-in gratings, chimney mantel pieces

References
Limiting references

This place does not cover:

Borders for protecting edges of plaster

Climbing irons

Borders; Finishing strips, e.g. beadings; Light coves (for protecting edges of plaster E04F 13/06)
References
Limiting references

This place does not cover:

Borders for protecting edges of plaster

Informative references

Attention is drawn to the following places, which may be of interest for search:

Lighting devices in general

{for use at vertical intersections of walls (E04F 19/028 takes precedence)}
References
Limiting references

This place does not cover:

Borders adapted for cushioning impacts at protruding corners

for use between floor or ceiling and wall, e.g. skirtings
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Edge details of ceilings

{characterised by the fixing method (not used, see subgroups)}
Definition statement

This place covers:

Borders or finishing strips for use between floor or ceiling and wall, e.g. skirtings characterised by the fixing method (group not used, see subgroups) e.g. by hooking in a direction perpendicular (E04F 19/0463) or parallel (E04F 19/0468) to the wall, by means of magnets or hook and loop-type fasterners (E04F 19/0472), by means of glue (E04F 19/0477):

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Special rules of classification

Only the subgroups of this group are used

specially designed for securing panels {or masking the edges of wall- or floor-covering elements (E04F 19/022, E04F 19/026 and E04F 19/04 take precedence)}
References
Limiting references

This place does not cover:

For use at vertical intersections of walls

Specially adapted for cushioning impacts

For use between floor or ceiling and wall

{used to finish off an edge or corner of a wall or floor covering area (in connection with floor fabrics A47G 27/045; sealings between walls and baths A47K 3/008)}
Definition statement

This place covers:

Borders or finishing strips, specially designed for securing panels, used to finish off an edge or corner of a wall or floor covering area e.g. floor transition pieces

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References
Limiting references

This place does not cover:

In connection with floor fabrics

Sealings between walls and baths

{used between similar elements (separate provisional spacers E04F 21/0092)}
Definition statement

This place covers:

Borders or finishing strips, specially designed for securing panels, used between similar elements, e.g., a bridger strip for a gap created by two panels, e.g.

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References
Limiting references

This place does not cover:

Separate provisional spacers

Built-in cupboards; Masks of niches; Covers of holes enabling access to installations ({inspection openings in bathtub aprons A47K 3/1615; covers for electrical distribution boxes H02G 3/14; movable ceiling parts E04B 9/003; removable wall partitions E04B 2/74; } clean-out doors of chimneys F23J)
References
Limiting references

This place does not cover:

Inspection openings in bathtub aprons

Removable wall partitions

Movable ceiling parts

Cleanout doors of chimneys

Covers for electrical distribution boxes

Implements for finishing work on buildings (for working or treating building elements of stone or stone-like material B28D; designed specifically for special details provided for in the other groups of this subclass, see the relevant groups for the details {working measures on existing buildings E04G 23/00; measuring angles or linear dimensions in general G01B, G01C; measuring inclination, e.g. by clinometers or levels G01C 9/00; reference lines, planes or sectors, generated by active optical means G01C 15/004})
Definition statement

This place covers:

Implements for finishing work on buildings, e.g. for mounting doors or windows, for mounting plinths, for applying plasticised masses to surfaces, for finishing joints, for setting wall or ceiling slabs, for laying flooring, for mounting staircases, for glazing.

References
Limiting references

This place does not cover:

Implements for working or treating building elements of stone or stone-like materials

Informative references

Attention is drawn to the following places, which may be of interest for search:

Working measures on existing buildings

Measuring angles or linear dimensions in general

Measuring inclination, e.g. by clinometers or levels

Reference lines, planes or sectors, generated by active optical means

Special rules of classification

Implements designed specifically for special details provided for in the preceding groups, see the relevant groups for the details

{for mounting doors, windows or frames; their fitting (door-lifters B66F 15/00)}
Definition statement

This place covers:

Implements for mounting doors, windows or frames, e.g. door jamb setters

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References
Limiting references

This place does not cover:

Door-lifters

{for marking doors, windows or frames (templates for marking the position of hinges E05D 11/0009; templates for marking the position of doorlocks E05B 17/06)}
Definition statement

This place covers:

Implements for marking doors, windows or frames, e.g. tools indicating the location of closures or closure frames

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References
Limiting references

This place does not cover:

Templates for marking the position of doorlocks

Templates for marking the position of hinges

{Separate provisional spacers used between adjacent floor or wall tiles (E04F 13/0889, E04F 15/02005 takes precedence)}
Definition statement

This place covers:

Separate provisional spacers used between adjacent floor or wall tiles, with at least parts of it being removed after installation. e.g. removable tile spacer

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References
Limiting references

This place does not cover:

Sealing elements between coverings composed of a number of similar elements

Construction of joints in floorings composed of a number of similar elements

for applying plasticised masses to surfaces, e.g. plastering walls ({wall covering made of hardening materials E04F 13/02}; specially for flooring E04F 21/20; implements for painting or decorating B44; applying liquids or other fluent materials to surfaces, in general B05)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Wall coverings made of hardening materials

Joint tapes

Drywall taper tools

Specially for flooring

Applying liquids or other fluent materials to surfaces, in general

B05

Implements for painting or decorating

B44

Patterns or templates; Jointing rulers {(profile trowels E04F 21/16)}
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Profile trowels

Implements for applying plaster, insulating material, or the like {(finishing E04F 21/16)}
References
Limiting references

This place does not cover:

Implements for after treatment of plaster

Mechanical implements (E04F 21/14 takes precedence; spraying in general B05B; sand-blasting B24C)
References
Limiting references

This place does not cover:

Implements for applying plaster in shafts

Spraying in general

Sandblasting

Implements for after-treatment of plaster or the like {before it has hardened or dried}, e.g. smoothing-tools, profile trowels {(E04F 21/04, E04F 21/165 take precedence)}
References
Limiting references

This place does not cover:

Patterns or templates; Jointing rulers

Implements for finishing joints

for finishing joints, e.g. implements for raking or filling joints, jointers (bricklayers' tools E04G 21/16; repairing, e.g. filling cracks, E04G 23/02; {wallpaper scrapers or the like B44C 7/02; implements for cleaning joints A47L 13/10})
References
Limiting references

This place does not cover:

Implements for cleaning joints

Wallpaper scrapers

Bricklayers' tools

Repairing, e.g. filling cracks

for setting wall or ceiling slabs or plates (tools for mosaic work B44C)
References
Limiting references

This place does not cover:

Tools for mosaic work

{Ceiling panel lifting devices}
Definition statement

This place covers:

Lifting devices for installing ceiling panels in place e.g.

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References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Suspended ceilings comprising panels

{with hand-driven crank systems, e.g. rope, cable or chain winding or rack-and-pinion mechanisms (E04F 21/1816, E04F 21/1822 and E04F 21/1827 take precedence)}
Definition statement

This place covers:

Lifting devices for installing ceiling panels in place, with hand-driven crank systems, e.g. rope, cable or chain winding or rack-and-pinion mechanisms e.g.

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References
Limiting references

This place does not cover:

Fluid pressure-operated

With pivotally mounted arms

Lazy-tongs mechanisms

{fluid pressure-operated (E04F 21/1822 and E04F 21/1827 take precedence)}
Definition statement

This place covers:

Lifting devices for installing ceiling panels in place, operated by fluid pressure e.g.

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References
Limiting references

This place does not cover:

With pivotally mounted arms

Lazy-tongs mechanisms

{for setting a plurality of similar elements (E04F 21/1805 and E04F 21/1894 take precedence; separate provisional spacers E04F 21/0092)}
Definition statement

This place covers:

Implements for setting a plurality of similar wall or ceiling slabs or plates: e.g.

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References
Limiting references

This place does not cover:

Separate provisional spacers

Ceiling panels lifting devices

Lever-type lifters

{Lever-type lifters gripping the bottom edge of wall panels (door lifters B66F 15/00)}
Definition statement

This place covers:

Lever-type lifters gripping the bottom edge of wall panels e.g. e.g. fulcrum-type device, e.g.

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References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Door lifters

for laying flooring (made of similar material to roads or pavements E01C; {arrangements for removing of previously fixed floor covering E04G 23/00})
References
Limiting references

This place does not cover:

Implements for laying flooring made of similar material to roads or pavements

Arrangements for removing of previously fixed floor covering

of single elements, e.g. flooring cramps; {flexible webs (cutting tiles B28D 1/225)}
References
Limiting references

This place does not cover:

Cutting tiles

of masses made in situ, e.g. smoothing tools {(E04F 21/04 takes precedence; finishing of concrete roads or pavings E01C 19/40; devices for levelling concrete floors E04G 21/10; devices for solidifying concrete floors by vibrating E04G 21/066)}
References
Limiting references

This place does not cover:

Pattern or templates for applying plasticised masses to surfaces

Finishing of concrete roads or pavings

Devices for solidifying concrete floors by vibrating

Devices for levelling concrete floors

for glazing (glass cutters C03B 33/10)
References
Informative references

Attention is drawn to the following places, which may be of interest for search:

Glass cutters

Putty squeezers or guns {(not used, see B05C 17/002)}
Special rules of classification

Group not used, see B05C 17/002