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CPC Subgroup
A43B 21/22

Heels or heel attachments specially designed to prevent splashing

Full Title

Heels; Top-pieces or top-lifts > Heels or heel attachments specially designed to prevent splashing

Filing statistics

CPC A43B 21/22 belongs to the parent subclass A43B, which recorded 48,804 patent applications worldwide between 2013 and 2023. Annual filings declined from 3,405 in 2013 to 3,051 in 2023 (-10%), peaking at 5,863 applications in 2016. The most active applicants in class A43 are NIKE (4,108 applications), NIKE INNOVATE (3,339 applications) and NIKE INNOVATE (1,253 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor class A43, 2013–2023, worldwide · Source: EPO PATSTAT

  1. NIKE US 4,108
  2. NIKE INNOVATE US 3,339
  3. NIKE INNOVATE NL 1,253
  4. 耐克创新有限合伙公司 969
  5. NIKE INNOVATE 910
  6. ADIDAS DE 768
  7. ASICS CORPORATION JP 591
  8. PUMA SE DE 344
  9. ADIDAS 323
  10. UNDER ARMOUR US 235