CPC Subclass Not Allocatable
A44D INDEXING SCHEME RELATING TO BUTTONS, PINS, BUCKLES OR SLIDE FASTENERS, AND TO JEWELLERY, BRACELETS OR OTHER PERSONAL ADORNMENTS
Description
A44D is an indexing classification that organizes fastening devices and personal adornments used in clothing and accessories. It covers buttons, pins, buckles, slide fasteners (zippers), and decorative items such as jewellery, bracelets, and other ornamental articles worn on the body. This subclass serves as an organizational tool for related inventions in haberdashery and personal accessories rather than defining a specific technical field. Related specific technologies are classified in the detailed classes and subclasses beneath A44D.
5 direct subcodes
Child Classifications
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- A44D 2200/00 General types of fasteners
- A44D 2201/00 Fastening by snap action
- A44D 2203/00 Fastening by use of magnets
- A44D 2205/00 Fastening by use of touch and close elements
- A44D 2211/00 Accessories for fastening means
Top Applicants
Top 10 applicants by patent filingsfor 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