CPC Main Group
G03C 11/00 Auxiliary processes in photography (characterised by the apparatus used G03D15/00)
Filing statistics
CPC G03C 11/00 belongs to the parent subclass G03C, which recorded 1,200 patent applications worldwide between 2013 and 2023. Annual filings declined from 187 in 2013 to 34 in 2023 (-82%). The most active applicants in class G03 are CANON (19,215 applications), CANON (12,916 applications) and ASML NETHERLANDS (10,000 applications).
Source: EPO PATSTAT, worldwide filings
11 direct subcodes
Child Classifications
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- G03C 11/02 Marking or applying text
- G03C 11/04 Retouching
- G03C 11/06 Smoothing; Renovating; Roughening; Matting; Cleaning; Lubricating; Flame-retardant treatments
- G03C 11/08 Varnishing, e.g. application of protective layers on finished photographic prints
- G03C 11/12 Stripping or transferring intact photographic layers
- G03C 11/14 Pasting; Mounting
- G03C 11/16 Drying
- G03C 11/18 Colouring
- G03C 11/22 Preparing plates or films for the manufacture of photographic negatives by non-photographic processes
- G03C 11/24 Removing emulsion from waste photographic material; Recovery of photosensitive substances (electrolytic recovery of metals C25C1/00)
Top Applicants
Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON JP 19,215
- CANON 12,916
- ASML NETHERLANDS NL 10,000
- FUJIFILM JP 7,814
- SAMSUNG ELECTRONICS COMPANY KR 5,181
- CARL ZEISS SMT DE 5,079
- RICOH COMPANY JP 4,343
- LG INNOTEK COMPANY KR 4,054
- KYOCERA DOCUMENT SOLUTIONS 3,812
- KYOCERA DOCUMENT SOLUTIONS JP 3,682