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PCE
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DIFF Subgroup
G03D 3/13

for long films or prints in the shape of strips, e.g. fed by roller assembly

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Liquid processing apparatus involving immersion; Washing apparatus involving immersion > having progressive mechanical movement of exposed material > for long films or prints in the shape of strips, e.g. fed by roller assembly

CPC:

Liquid processing apparatus involving immersion; Washing apparatus involving immersion (G03D9/00, G03D11/00 take precedence) > having progressive mechanical movement of exposed material > for long films or prints in the shape of strips, e.g. fed by roller assembly

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

Child Classifications

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  • G03D 3/132 CPC only CPC only
  • G03D 3/14 with means for taking into account of elongation or contraction of films IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class G03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON JP 19,215
  2. CANON 12,916
  3. ASML NETHERLANDS NL 10,000
  4. FUJIFILM JP 7,814
  5. SAMSUNG ELECTRONICS COMPANY KR 5,181
  6. CARL ZEISS SMT DE 5,079
  7. RICOH COMPANY JP 4,343
  8. LG INNOTEK COMPANY KR 4,054
  9. KYOCERA DOCUMENT SOLUTIONS 3,812
  10. KYOCERA DOCUMENT SOLUTIONS JP 3,682