IPC 7 English version
B41C-B41C00308

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS (reproduction or duplication of pictures or patterns by scanning and converting into electrical signals H04N) [4]


B 41 CPROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES (photomechanical processes for producing printing surfaces G03F; photoelectrical processes for producing printing surfaces G03G)


1/

00Forme preparation

1/

02.Engraving; Heads therefor (recording on record carriers, heads therefor G11B)  [5]

Note

 Attention is drawn to the title of class B41 and to subclass H04N, in particular to the Notes following the title of that subclass and to group H04N 1/00.  [5]

1/

04..using heads controlled by an electric information signal

1/

045...Mechanical engraving heads  [5]

1/

05...Heat-generating engraving heads, e.g. laser beam, electron beam  [5]

1/

055.Thermographic processes for producing formes (B41C 1/02 takes precedence)  [5]

1/

06.Transferring (B41C 1/10, B41C 1/18 take precedence)  [5]

1/

08.by embossing, e.g. with a typewriter (typewriters adapted therefor B41J 3/38)

1/

10.for lithographic printing; Master sheets for transferring a lithographic image to the forme (B41C 1/055 takes precedence; neutralising or similar differentiation treatments of lithographic printing formes B41N 3/08)  [5]

1/

12.Multicolour formes

1/

14.for stencil printing or silk-screen printing (B41C 1/055 takes precedence)  [5]

1/

16.Formes with areas rendered ink-resistant by covering with an amalgam; Printing plates for amalgam printing  [5]

1/

18.Curved printing formes or printing cylinders


3/

00Reproduction or duplicating of printing formes

3/

02.Stereotyping (casting stereotype plates B41D 3/00)  [2]

3/

04.to produce rubber printing blocks

3/

06.to produce printing blocks from plastics

3/

08.Electrotyping; Application of backing layers thereon  [5]