DIFF Main Group
B43M 3/00 Devices for inserting documents into envelopes (combined devices for inserting documents into and closing envelopes B43M5/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Devices for inserting documents into envelopes
CPC: Devices for inserting documents into envelopes (combined devices for inserting documents into and closing envelopes B43M5/00)
Full Title
Full titles differ between systems:
IPC:
Devices for inserting documents into envelopes
CPC:
Devices for inserting documents into envelopes (combined devices for inserting documents into and closing envelopes B43M5/00)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B43M 3/02 equipped with documents-folding means (B43M3/04 takes precedence) IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B43,2013–2023, worldwide · Source: EPO PATSTAT
- PILOT CORPORATION 1,100
- MITSUBISHI PENCIL COMPANY 818
- SOCIETE BIC FR 380
- MITSUBISHI PENCIL COMPANY JP 371
- PILOT CORPORATION JP 273
- DELI GROUP COMPANY 249
- SHANGHAI M&G STATIONERY 176
- PENTEL 169
- ZEBRA PEN CORPORATION 153
- GUANGZHOU SHIRUI ELECTRICAL TECHNOLOGY COMPANY 124
Top Applicants (CPC)
Class B43,2013–2023, worldwide · Source: EPO PATSTAT
- SOCIETE BIC FR 422
- MITSUBISHI PENCIL COMPANY JP 381
- PILOT CORPORATION JP 299
- MITSUBISHI PENCIL COMPANY 213
- PILOT CORPORATION 100
- WACOM COMPANY JP 89
- STAEDTLER MARS & COMPANY DE 87
- KOTOBUKI JP 82
- CRAYOLA US 78
- SANFORD US 73