WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

A44D　INDEXING SCHEME RELATING TO BUTTONS, PINS, BUCKLES OR SLIDE FASTENERS, AND TO JEWELLERY, BRACELETS OR OTHER PERSONAL ADORNMENTS

A44D 2200/00 General types of fasteners

A44D 2200/10 ・Details of construction

A44D 2200/12 ・・made of two identical elements

A44D 2201/00 Fastening by snap action

A44D 2201/02 ・with both stud and socket members made from one piece

A44D 2201/04 ・with an elastic stud member

A44D 2201/06 ・with an elastic socket member

A44D 2201/10 ・Details of the stud or socket member

A44D 2201/12 ・・Stud member

A44D 2201/14 ・・・with opening of the fastener by sliding of the stud member

A44D 2201/16 ・・・with opening of the fastener by rotation of the stud member

A44D 2201/30 ・・Socket member

A44D 2201/32 ・・・with one or more springs retaining the stud member

A44D 2201/34 ・・・with one or more push-buttons acting perpendicularly to the main plane of the stud member

A44D 2201/36 ・・・・with two or more push-buttons

A44D 2201/38 ・・・with one or more push-buttons acting parallel to the main plane of the stud member

A44D 2201/40 ・・・・with two or more push-buttons

A44D 2201/50 ・Button-type snap fasteners

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

A44D 2211/02 ・Sliding sleeve covering the fastened extremities