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CPC Main Group
B41D 3/00

Casting stereotype plates; Machines, moulds, or devices therefor

Filing statistics

CPC B41D 3/00 belongs to the parent subclass B41D, which recorded 104 patent applications worldwide between 2013 and 2023. Annual filings declined from 11 in 2013 to 1 in 2019 (-91%), peaking at 37 applications in 2015. The most active applicants in class B41 are SEIKO EPSON CORPORATION (8,446 applications), SEIKO EPSON CORPORATION (8,438 applications) and HEWLETT-PACKARD DEVELOPMENT COMPANY (7,828 applications).

Source: EPO PATSTAT, worldwide filings

5 direct subcodes

Child Classifications

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  • B41D 3/02 Horizontal moulds for casting flat plates
  • B41D 3/12 Multiple mould stereotype casting machines

Top Applicants

Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739