with two or more separable parts

Introduced: September 1968

Full Title

Buckles; Similar fasteners for interconnecting straps or the like, e.g. for safety belts > with two or more separable parts

CPC subdivides this area 3x more granularly than IPC with 3 additional codes.

3 codes are CPC-only extensions.

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A44B 11/2503 +7 CPC CPC only CPC only
A44B 11/258 +2 CPC CPC only CPC only
A44B 11/2592 +1 CPC CPC only CPC only
A44B 11/26 with push-button fastenings +2 CPC IPC+CPC Available in IPC and CPC
A44B 11/28 with hooks engaging end-pieces on the strap IPC+CPC Available in IPC and CPC

Class A44,2013–2023, worldwide · Source: EPO PATSTAT

YOSHIDA KOGYO JP 1,597
YOSHIDA KOGYO 1,058
ZHEJIANG WEIXING INDUSTRIAL DEVELOPMENT COMPANY 596
FUJIAN SBS ZIPPER SCIENCE & TECHNOLOGY COMPANY 471
GOERTEK TECHNOLOGY COMPANY 462
GUANGDONG XIAOTIANCAI TECHNOLOGY COMPANY 408
THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 278
3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 267
OMEGA CH 194
APPLE US 187

Class A44,2013–2023, worldwide · Source: EPO PATSTAT

YOSHIDA KOGYO JP 1,555
YOSHIDA KOGYO 888
THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 358
3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 314
APPLE US 234
OMEGA CH 216
GOERTEK TECHNOLOGY COMPANY 189
APLIX FR 176
FIDLOCK DE 149
SAMSUNG ELECTRONICS COMPANY KR 145