1. CPC Sections
  2. CPC Section B
  3. CPC Class B44
  4. CPC Subclass B44F
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CPC
COOPERATIVE PATENT CLASSIFICATION
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B44F
SPECIAL DESIGNS OR PICTURES [2018-08]
WARNING

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
B44F 1/00
Designs or pictures characterised by special or unusual light effects [2013-01]
B44F 1/02
.
produced by reflected light, e.g. matt surfaces, lustrous surfaces [2013-01]
B44F 1/04
. .
after passage through surface layers, e.g. pictures with mirrors on the back [2013-01]
B44F 1/045
. . .
{having mirrors or metallic or reflective layers at the back side} [2013-01]
B44F 1/06
.
produced by transmitted light, e.g. transparencies, imitations of glass paintings [2013-01]
B44F 1/063
. .
{Imitation of leaded light} [2013-01]
B44F 1/066
. .
{comprising at least two transparent elements, e.g. sheets, layers (layered products of glass and synthetic resin containing decorations or patterns B32B 17/10247; window units comprising two or more parallel glass panes E06B 3/66)} [2013-01]
B44F 1/08
.
characterised by colour effects [2013-01]
B44F 1/10
. .
Changing, amusing, or secret pictures [2013-01]
B44F 1/14
. .
Iridescent effects [2013-01]
B44F 3/00
Designs characterised by outlines [2013-01]
B44F 5/00
Designs characterised by irregular areas, e.g. mottled patterns (imitating natural patterns or artistic work B44F 9/00, B44F 11/00) [2013-01]
B44F 7/00
Designs imitating three-dimensional effects [2013-01]
B44F 9/00
Designs imitating natural patterns [2013-01]
B44F 9/02
.
wood grain effects [2013-01]
B44F 9/04
.
of stone surfaces, e.g. marble [2013-01]
B44F 9/06
.
of horn, ivory, or meerschaum surfaces [2013-01]
B44F 9/08
.
of crystalline structures, pearl effects, or mother-of-pearl effects [2013-01]
B44F 9/10
.
of metallic or oxidised metallic surfaces [2013-01]
B44F 9/12
.
of leather [2013-01]
B44F 11/00
Designs imitating artistic work [2013-01]
B44F 11/02
.
Imitation of pictures, e.g. oil paintings [2013-01]
B44F 11/04
.
Imitation of mosaic or tarsia-work patterns [2013-01]
B44F 11/06
.
Imitation of ceramic patterns [2013-01]
B44F 99/00
Subject matter not provided for in other groups of this subclass [2013-01]