DIFF Main Group
A46D 1/00 Bristles; Selection of materials for bristles (making artificial bristles D01D, D01F)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Bristles; Selection of materials for bristles
CPC: Bristles; Selection of materials for bristles (making artificial bristles D01D, D01F)
Full Title
Full titles differ between systems:
IPC:
Bristles; Selection of materials for bristles
CPC:
Bristles; Selection of materials for bristles (making artificial bristles D01D, D01F)
Of 6 combined children, 3 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class A46,2013–2023, worldwide · Source: EPO PATSTAT
- COLGATE-PALMOLIVE COMPANY US 1,438
- PHILIPS ELECTRONICS NL 724
- L'OREAL FR 626
- GILLETTE COMPANY US 420
- P&G (PROCTER & GAMBLE COMPANY) US 313
- DYSON GB 291
- LION CORPORATION JP 267
- BRAUN DE 259
- ZAHORANSKY DE 248
- LION CORPORATION 214
Top Applicants (CPC)
Class A46,2013–2023, worldwide · Source: EPO PATSTAT
- COLGATE-PALMOLIVE COMPANY US 1,508
- PHILIPS ELECTRONICS NL 969
- L'OREAL FR 884
- DYSON GB 494
- GILLETTE COMPANY US 465
- P&G (PROCTER & GAMBLE COMPANY) US 405
- BRAUN DE 353
- LION CORPORATION JP 287
- ZAHORANSKY DE 253
- PHILIPS ELECTRONICS 243