Skip over navigation
Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
Search Symbol
CPC
COOPERATIVE PATENT CLASSIFICATION
Collapse
PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES (photomechanical processes for producing printing surfaces G03F; photoelectrical processes for producing printing surfaces G03G) [2013‑01]
Collapse
Forme preparation [2013‑01]
.
{
the relief or intaglio pattern being obtained by imagewise deposition of a liquid, e.g. by an ink jet
}
[2013‑01]
.
{
the relief or intaglio pattern being obtained by abrasive means, e.g. by sandblasting
}
[2013‑01]
Collapse
B41C 1/02
.
Engraving; Heads therefor (recording on record carriers, heads therefor G11B) [2013‑01]
B41C 1/025
. .
{
characterised by means for the liquid etching of substrates for the manufacturing of relief or intaglio printing forms, already provided with resist pattern
}
[2013‑01]
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 the group H04N 1/00
Collapse
B41C 1/04
. .
using heads controlled by an electric information signal [2013‑01]
B41C 1/045
. . .
Mechanical engraving heads [2013‑01]
B41C 1/05
. . .
Heat-generating engraving heads, e.g. laser beam, electron beam [2013‑01]
NOTE

  • The fabrication of lithographic forms, screen printing forms or stencils with a laser beam or another high energetic radiation beam is not considered as involving an engraving. The preparation of such forms is covered by B41C 1/10 and B41C 1/14
B41C 1/055
.
Thermographic processes for producing printing formes
{
e.g. with a thermal print head
}
(B41C 1/02 takes precedence;
{
fabrication of relief or intaglio plates by ablative recording with a laser beam B41C 1/05 ; production of lithographic forms B41C 1/10 ; producing of screen printing forms or stencils B41C 1/14
}
)
[2013‑01]
.
Transferring (B41C 1/10 , B41C 1/18 take precedence) [2013‑01]
B41C 1/08
.
by embossing, e.g. with a typewriter (typewriters adapted therefor B41J 3/38) [2013‑01]
Collapse
.
for lithographic printing; Master sheets for transferring a lithographic image to the forme
{
(chemical or electrical pretreatment B41N 3/03 )
}
(neutralising or similar differentiation treatments of lithographic printing formes B41N 3/08) [2013‑01]
Collapse
. .
{
by removal or destruction of lithographic material on the lithographic support, e.g. by laser or spark ablation; by the use of materials rendered soluble or insoluble by heat exposure, e.g. by heat produced from a light to heat transforming system; by on the press exposure or on the press development, e.g. by the fountain of photolithographic materials
}
[2013‑01]
. . .
{
characterised by structural details, e.g. protective layers, backcoat layers, several imaging layers (B41N 3/036 takes precedence)
}
[2013‑01]
B41C 1/1025
. . .
{
using materials comprising a polymeric matrix containing a polymeric particulate material, e.g. hydrophobic heat coalescing particles
}
[2013‑01]
B41C 1/1033
. . .
{
by laser or spark ablation
}
[2013‑01]
B41C 1/1041
. .
{
by modification of the lithographic properties without removal or addition of material, e.g. by the mere generation of a lithographic pattern
}
[2013‑01]
B41C 1/105
. .
{
by electrocoagulation, by electro-adhesion or by electro-releasing of material, e.g. a liquid from a gel
}
[2013‑01]
B41C 1/1058
. .
{
by providing a magnetic pattern, a ferroelectric pattern or a semiconductive pattern, e.g. by electrophotography
}
[2013‑01]
B41C 1/1066
. .
{
by spraying with powders, by using a nozzle, e.g. an ink jet system, by fusing a previously coated powder, e.g. with a laser
}
[2013‑01]
. .
{
Mechanical aspects of on-press plate preparation (B41C 1/1008 to B41C 1/1066 take precedence)
}
[2013‑01]
. .
{
Mechanical aspects of off-press plate preparation (B41C 1/1008 to B41C 1/1066 take precedence)
}
[2013‑01]
. .
{
by physical transfer from a donor sheet having an uniform coating of lithographic material using thermal means as provided by a thermal head or a laser; by mechanical pressure, e.g. from a typewriter by electrical recording ribbon therefor
}
[2013‑01]
B41C 1/12
.
Multicolour formes [2013‑01]
Collapse
B41C 1/14
.
for stencil-printing or silk-screen printing [2013‑01]
B41C 1/141
. .
{
by cutting or perforation with mechanical means; Electrical spark cutting
}
[2013‑01]
B41C 1/142
. .
{
using a galvanic or electroless metal deposition processing step
}
[2013‑01]
B41C 1/144
. .
{
by perforation using a thermal head
}
[2013‑01]
B41C 1/145
. .
{
by perforation using an energetic radiation beam, e.g. a laser
}
[2013‑01]
B41C 1/147
. .
{
by imagewise deposition of a liquid, e.g. from an ink jet; Chemical perforation by the hardening or solubilizing of the ink impervious coating or sheet
}
[2013‑01]
B41C 1/148
. .
{
by a traditional thermographic exposure using the heat- or light- absorbing properties of the pattern on the original, e.g. by using a flash
}
[2013‑01]
B41C 1/16
.
Formes with areas rendered ink-resistant by covering with an amalgam; Printing plates for amalgam printing [2013‑01]
Collapse
B41C 1/18
.
Curved printing formes or printing cylinders
{
(B41C 1/10 , B41C 1/14 take precedence)
}
[2013‑01]
. .
{
Sleeves; Endless belts
}
[2013‑01]
B41C 1/184
. .
{
by transfer of the design to the cylinder, e.g. from a lithographic printing plate; by drawing the pattern on the cylinder; by direct cutting of the pattern on the cylinder
}
[2013‑01]
B41C 1/186
. .
{
by casting
}
[2013‑01]
B41C 1/188
. .
{
characterised by means for liquid etching of cylinders already provided with resist pattern
}
[2013‑01]
Collapse
Reproduction or duplicating of printing formes [2013‑01]
B41C 3/02
.
Stereotyping (casting stereotype plates B41D 3/00) [2013‑01]
B41C 3/04
.
to produce rubber printing blocks [2013‑01]
B41C 3/06
.
to produce printing blocks from plastics [2013‑01]
B41C 3/08
.
Electrotyping; Application of backing layers thereon [2013‑01]
Collapse
B41C 2201/00
Location, type or constituents of the non-imaging layers in lithographic printing formes [2013‑01]
B41C 2201/02
.
Cover layers; Protective layers [2013‑01]
B41C 2201/04
.
Intermediate layers [2013‑01]
B41C 2201/06
.
Backcoats; Back layers [2013‑01]
B41C 2201/10
.
characterised by inorganic compounds, e.g. pigments [2013‑01]
B41C 2201/12
.
characterised by non-macromolecular organic compounds [2013‑01]
B41C 2201/14
.
characterised by macromolecular organic compounds, e.g. binder, adhesives [2013‑01]
Collapse
B41C 2210/00
Preparation or type or constituents of the imaging layers, in relation to lithographic printing forme preparation [2013‑01]
B41C 2210/02
.
Positive working, i.e. the exposed (imaged) areas are removed [2013‑01]
B41C 2210/04
.
Negative working, i.e. the non-exposed (non-imaged) areas are removed [2013‑01]
B41C 2210/06
.
Developable by an alkaline solution [2013‑01]
B41C 2210/08
.
Developable by water or the fountain solution [2013‑01]
B41C 2210/10
.
Developable by an acidic solution [2013‑01]
B41C 2210/12
.
Developable by an organic solution [2013‑01]
B41C 2210/14
.
Multiple imaging layers [2013‑01]
B41C 2210/20
.
characterised by inorganic additives, e.g. pigments, salts [2013‑01]
B41C 2210/22
.
characterised by organic non-macromolecular additives, e.g. dyes, UV-absorbers, plasticisers [2013‑01]
B41C 2210/24
.
characterised by a macromolecular compound or binder obtained by reactions involving carbon-to-carbon unsaturated bonds, e.g. acrylics, vinyl polymers [2013‑01]
Collapse
B41C 2210/26
.
characterised by a macromolecular compound or binder obtained by reactions not involving carbon-to-carbon unsaturated bonds [2013‑01]
B41C 2210/262
. .
Phenolic condensation polymers, e.g. novolacs, resols [2013‑01]
B41C 2210/264
. .
Polyesters; Polycarbonates [2013‑01]
B41C 2210/266
. .
Polyurethanes; Polyureas [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013