IPC Subgroup
A43B 21/36 characterised by their attachment; Securing devices for the attaching means
Introduced: September 1968
Last revised: January 2006
Full Title
Heels; Top-pieces or top-lifts > characterised by their attachment; Securing devices for the attaching means
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FOOTWEAR
- Subclass:
- CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
11 direct subcodes
Child Classifications
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- A43B 21/37 by hook-shaped or bent attaching means
- A43B 21/38 by screws only
- A43B 21/39 by rib and groove
- A43B 21/42 Heels with replaceable or adjustable parts
- A43B 21/44 by claw-like means
- A43B 21/46 by bolts
- A43B 21/47 by resilient means
- A43B 21/5 by bayonet catches or the like
- A43B 21/51 with keyhole-shaped opening and pin
- A43B 21/52 Interchangeable heel parts without special attachments
- A43B 21/54 by adhesion or the like
Top Applicants
Top 10 applicants by patent filingsfor class A43, 2013–2023, worldwide · Source: EPO PATSTAT
- NIKE US 3,884
- NIKE INNOVATE US 3,037
- NIKE INNOVATE NL 1,179
- 耐克创新有限合伙公司 902
- NIKE INNOVATE 842
- ADIDAS DE 707
- ASICS CORPORATION JP 573
- ANTA (CHINA) COMPANY 417
- XTEP (CHINA) COMPANY 340
- PUMA SE DE 333