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DIFF Main Group
A43D 21/00

Lasting machines

Introduced: September 1968

Of 11 combined children, 9 exist in both systems.

2 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • A43D 21/003 CPC only CPC only
  • A43D 21/006 CPC only CPC only
  • A43D 21/02 with one single lasting gripper IPC+CPC Available in IPC and CPC
  • A43D 21/04 for lasting the opposite sides of the shoe one after another IPC+CPC Available in IPC and CPC
  • A43D 21/06 for wooden soles (A43D21/16, A43D21/18 take precedence) IPC+CPC Available in IPC and CPC
  • A43D 21/08 with last supports and toe- or heel-embracing wipers movable both horizontally and vertically (A43D21/16 takes precedence) IPC+CPC Available in IPC and CPC
  • A43D 21/10 Bed-lasting machines IPC+CPC Available in IPC and CPC
  • A43D 21/14 for toe or heel parts, with nailing devices IPC+CPC Available in IPC and CPC
  • A43D 21/18 with lasting pincers and straight-acting wipers, also for forming the shank portions of shoes IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A43,2013–2023, worldwide · Source: EPO PATSTAT

  1. NIKE US 3,884
  2. NIKE INNOVATE US 3,037
  3. NIKE INNOVATE NL 1,179
  4. 耐克创新有限合伙公司 902
  5. NIKE INNOVATE 842
  6. ADIDAS DE 707
  7. ASICS CORPORATION JP 573
  8. ANTA (CHINA) COMPANY 417
  9. XTEP (CHINA) COMPANY 340
  10. PUMA SE DE 333

Top Applicants (CPC)

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