DIFF Subgroup
D05B 93/02 strengthened by auxiliary elements, e.g. rivets, staples
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Stitches; Stitch seams for hand sewing > strengthened by auxiliary elements, e.g. rivets, staples
CPC:
Stitches; Stitch seams > strengthened by auxiliary elements, e.g. rivets, staples
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class D05,2013–2023, worldwide · Source: EPO PATSTAT
- JACK SEWING MACHINE COMPANY 1,314
- JUKI CORPORATION 537
- ZHEJIANG MAQI SEWING MACHINE COMPANY 534
- GUANGDONG ESQUEL TEXTILES COMPANY 526
- BROTHER INDUSTRIES 481
- BULLMER ELECTROMECHANICAL TECHNOLOGY COMPANY 466
- ZHEJIANG ZOJE SEWING MACHINE COMPANY 406
- GUILIN ESQUEL TEXTILES COMPANY 402
- TIANJIN RICHPEACE COMPUTERIZED MACHINERY COMPANY 352
- JACK TECHNOLOGY CO., LTD. 298
Top Applicants (CPC)
Class D05,2013–2023, worldwide · Source: EPO PATSTAT
- JACK SEWING MACHINE COMPANY 670
- JUKI CORPORATION 427
- BROTHER INDUSTRIES 299
- BROTHER INDUSTRIES JP 255
- JANOME SEWING MACHINE COMPANY JP 224
- BULLMER ELECTROMECHANICAL TECHNOLOGY COMPANY 184
- GUANGDONG ESQUEL TEXTILES COMPANY 168
- JUKI CORPORATION JP 159
- COLOREEL GROUP SE 139
- GUILIN ESQUEL TEXTILES COMPANY 132