IPC Main Group
G03G 17/00 Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration, e.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
Filing statistics
IPC G03G 17/00 belongs to the parent subclass G03G, which recorded 119,063 patent applications worldwide between 2013 and 2023. Annual filings declined from 13,637 in 2013 to 6,953 in 2023 (-49%). The most active applicants in class G03 are CANON (31,416 applications), CANON (17,469 applications) and KYOCERA DOCUMENT SOLUTIONS (9,845 applications).
Source: EPO PATSTAT, worldwide filings
4 direct subcodes
Child Classifications
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- G03G 17/02 with electrolytic development
- G03G 17/04 using photoelectrophoresis
- G03G 17/08 using an electrophoto-adhesive process, e.g. manifold imaging
- G03G 17/1 using migration imaging, e.g. photoelectrosolography
Top Applicants
Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON 31,416
- CANON JP 17,469
- KYOCERA DOCUMENT SOLUTIONS 9,845
- RICOH COMPANY 9,807
- ASML NETHERLANDS NL 9,427
- FUJIFILM JP 7,225
- KONICA MINOLTA CORPORATION 7,216
- FUJI XEROX COMPANY 5,711
- CARL ZEISS SMT DE 4,971
- RICOH COMPANY JP 4,123