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CPC Subgroup Additional Only
G03G 2215/066

Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material

Full Title

Apparatus for electrophotographic processes > Developing structures, details > Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material

8 direct subcodes

Child Classifications

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  • G03G 2215/068 having a box like shape
  • G03G 2215/0682 Bag-type non-rigid container
  • G03G 2215/0685 fulfilling a continuous function within the electrographic apparatus during the use of the supplied developer material, e.g. toner discharge on demand, storing residual toner, not acting as a passive closure for the developer replenishing opening
  • G03G 2215/0687 using a peelable sealing film
  • G03G 2215/069 using a sealing member to be ruptured or cut
  • G03G 2215/0692 using a slidable sealing member, e.g. shutter

Top Applicants

Top 10 applicants by patent filingsfor 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