IPC Subgroup
D05B 57/22 with spool-size bobbin for lower thread
Introduced: September 1968
Last revised: January 2006
Full Title
Loop takers, e.g. loopers, for sewing machines > for lock-stitch sewing machines > with spool-size bobbin for lower thread
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- SEWING; EMBROIDERING; TUFTING
- Subclass:
- SEWING
1 direct subcode
Child Classifications
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- D05B 57/24 with lower-thread packages mounted for controlled sliding movements
Top Applicants
Top 10 applicants by patent filingsfor 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