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IPC Subgroup
G03D 3/16

Treating exposed material in original holder

Introduced: September 1968

Last revised: January 2006

Full Title

Liquid processing apparatus involving immersion; Washing apparatus involving immersion > Treating exposed material in original holder

Classification Context

Section:
PHYSICS
Class:
PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
Subclass:
APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR

Filing statistics

IPC G03D 3/16 belongs to the parent subclass G03D, which recorded 826 patent applications worldwide between 2013 and 2023. Annual filings declined from 62 in 2013 to 49 in 2023 (-21%), peaking at 131 applications in 2017. 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

Top Applicants

Top 10 applicants by patent filingsfor class G03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON 31,416
  2. CANON JP 17,469
  3. KYOCERA DOCUMENT SOLUTIONS 9,845
  4. RICOH COMPANY 9,807
  5. ASML NETHERLANDS NL 9,427
  6. FUJIFILM JP 7,225
  7. KONICA MINOLTA CORPORATION 7,216
  8. FUJI XEROX COMPANY 5,711
  9. CARL ZEISS SMT DE 4,971
  10. RICOH COMPANY JP 4,123