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CPC Subclass Not Allocatable
B41K

STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES (marking meat A22C17/10; embossing combined with printing B41F19/00; selective printing mechanisms B41J; embossing decorations or marks B44B5/00; marking or coding completed packages B65B61/26; ticket printing and issuing, fare registering, nonprinting aspects of franking apparatus G07B)

Description

B41K covers hand-operated and mechanized devices for applying impressions, marks, or numbering sequences onto surfaces through stamping, embossing, or impact-based techniques. This includes rubber stamps, numbering machines, date stamps, marking dies, and related apparatus designed for manual or semi-automatic operation. The classification encompasses both the stamping devices themselves and the machinery that applies them, excluding printing presses and typewriter mechanisms covered by adjacent classes. Typical applications include document numbering, postal marking, industrial batch coding, and general-purpose impression marking on paper, cardboard, or other substrates.

4 direct subcodes

Child Classifications

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  • B41K 99/00 Subject matter not provided for in other groups of this subclass

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