IPC Main Group
B41K 1/00 Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- Subclass:
- STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
Related Keywords
DATE printing stampsstamps for PRINTINGRUBBER stampshand STAMPS for printing
8 direct subcodes
Child Classifications
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- B41K 1/02 with one or more flat stamping surfaces having fixed images
- B41K 1/08 with a flat stamping surface and changeable characters
- B41K 1/22 with curved stamping surfaces for stamping by rolling contact
- B41K 1/26 with stamping surfaces adapted for application to non-flat surfaces
- B41K 1/3 for offset or intaglio stamping
- B41K 1/32 for stencilling
- B41K 1/34 for multicolour stamping
- B41K 1/36 Details
Top Applicants
Top 10 applicants by patent filingsfor class B41, 2013–2023, worldwide · Source: EPO PATSTAT
- SEIKO EPSON CORPORATION 14,672
- CANON 14,153
- RICOH COMPANY 8,049
- SEIKO EPSON CORPORATION JP 8,044
- HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
- BROTHER INDUSTRIES 6,887
- KYOCERA DOCUMENT SOLUTIONS 5,463
- CANON JP 5,001
- KONICA MINOLTA CORPORATION 4,512
- BROTHER INDUSTRIES JP 3,681