IPC Subgroup
A43B 13/42 Filling materials located between the insole and outer sole; Stiffening materials
Introduced: September 1968
Last revised: January 2006
Full Title
Soles; Sole-and-heel integral units > Filling materials located between the insole and outer sole; Stiffening materials
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FOOTWEAR
- Subclass:
- CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR