CPC Definition - Subclass G03C
This place covers:
Photographic materials in general including additives, compositions, and structural details of the layered products, and their manufacture. When the material is specifically intended for multi-colour use, it is classified in G03C 7/00.
Photosensitive compositions based on metal salts, diazonium compounds and photochromic compounds.
This place does not cover:
Photosensitive compositions based on photopolymers |
Attention is drawn to the following places, which may be of interest for search:
The invention per se is classified in the last appropriate place. If necessary, several classifications can be given.
In this place, the following terms or expressions are used with the meaning indicated:
T-grains | Tabular grains |
DP emulsions | Direct positive emulsions |
In patent documents, the following words/expressions are often used as synonyms:
- "tabular", "plate-like", "planar", "flaky", "high-aspect-ratio grains" and "tabular grains"
- "protective", "top", "topmost", "upper", "uppermost", "cover", "protection", "outer", "outermost", "overlying", "overcoat", "surface layers" and "protective layers"
- "subbing", "anchoring", "priming", "precoat", "undercoat", "bonding", "substrate layers" and "subbing layers"
This place covers:
Packages and wrapping materials for photographic films and other photosensitive materials.
This place does not cover:
Packaging of processing agents | |
Holders for X-ray films |
Attention is drawn to the following places, which may be of interest for search:
Packaging materials as such |
In patent documents, the following words/expressions are often used as synonyms:
- "can", "magazine", "container", "canister", "patrone", "cartridge", "cassette", "case", "box", "bag", "packet", "holder", "vessel", "wrapping material" and "packaging material"
This place covers:
Photographic processes in general applied to the materials of G03C 1/00 up to the production of the final processed print image including picture taking, processing of the exposed photosensitive materials and printing.
Ancilliary processes, e.g. sensitometry, regeneration and replenishment of processing agents, and image treatment, e.g. toning, and packaging of processing agents.
G03D covers apparatus for processing exposed photographic materials
G03C 11/00 covers auxiliary processes applied to the final processed printed material including drying.
This place does not cover:
Photolithographic and photomechanical processes |
This place covers:
Photographic materials intended for multi-colour use.
Treatment processes for said materials.
Attention is drawn to the following places, which may be of interest for search:
Metal chelates |
Combinations of couplers and additives need to be mentioned in an independent claim
Combinations of couplers of different kinds G03C 7/3225
Combinations of couplers of the same kind G03C 7/342, G03C 7/365, G03C 7/3805
Combinations of couplers and DIR G03C 7/3225
Combination of additives G03C 7/39296
In this place, the following terms or expressions are used with the meaning indicated:
DIR | Diffusion inhibitor releasing |
BAR | Bleaching accelerator releasing |
In patent documents, the following words/expressions are often used as synonyms:
- "colour (forming) coupler", "dye (forming) coupler", "image (forming) coupler" and "coupler"
This place covers:
Photosensitive materials intended for diffusion-transfer use.
Processing such materials.
Attention is drawn to the following places, which may be of interest for search:
Photothermoraphy |
This place covers:
Stereophotographic processes: producing three-dimensional images.
Attention is drawn to the following places, which may be of interest for search:
Stereoscopic photography |
In patent documents, the following words/expressions are often used as synonyms:
- "lenticular screens" and "parallax stereogram"
- "light polarisation" and "vectographic image"
- "separate colour images" and "anaglyph"
This place covers:
Drying during photographic processing.
Processes applied after the production of the final printed product.
Recovery of materials from coated photographic products.
Cleaning of photographic processing and manufacturing apparatus.
Attention is drawn to the following places, which may be of interest for search:
Obtaining noble metals | |
Obtaining metals otherwise | |
Electrolytic recovery of metals | |
Drying in general | |
Apparatus for drying of photographic materials |
Digital marking is classified in G03C 11/02.