JPS522646A
Ventilative shoe
Abstract
PURPOSE:A shoe adopted to be inventive at each step of walking by automatically absorbing the atmosphere into the insole and by forcing a part of the air out of smale holes in upper surface of the insole.
Term
Term ended
Projected expiry passed 24 June 1995, 31.3 years ago.
- Priority and filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| JPS6112506U | Cited by | Japan | Search report |
| US4896441A | Cited by | United States of America | Search report |
| US4397104A | Cited by | United States of America | Search report |
Numbers
- Application
- 7677875
Titles
- English
- VENTILATIVE SHOE
Classification
- CPC, 1
- F17C3/022
- IPC, 2
- A43B7 06
- F17C3 02