US3744159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sports shoe
Assignee: Individual
•
Filing: 1971-09-07
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Granted: 1973-07-10
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Expires: 1991-09-07
Abstract
Abstract The present invention relates to a sports shoe characterized in that an inner layer member or an inner shoe provided with a member possessing a form corresponding to the shape of foot is attached to the inside of the sports shoe, an air receiving cell is provided adjacent to said member, and said member is adapted to contact closely the foot under the pneumatic pressure caused by supplying air into the air receiving cell.
Inventors
- 👤 K Nishimura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:57
CPC Classifications
A; A43; A43B; A43B5/00; A43B5/04; A43B5/0405; A43B5/0407
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
76 words
A sport shoe having an upper and an inner layer member within the upper, the inner layer member including an air pervious cushioning member having an inner peripheral wall provided with a form corresponding to the shape of a foot, and an outer wall extending adjacent the cushioning member and spaced outwardly therefrom to provide an air cell therebetween, the outer wall being secured to the upper, and means for supplying air to the air cell.
Claim 2
Dependent Claim
76 words
A sport shoe having an upper and an inner layer member within the upper, the inner layer member including an air pervious cushioning member having an inner peripheral wall provided with a form corresponding to the shape of a foot, and an outer wall extending adjacent the cushioning member and spaced outwardly therefrom to provide an air cell therebetween, the outer wall being secured to the upper, and means for supplying air to the air cell.
Claim 3
Dependent Claim
83 words
A sport shoe having an upper and an inner shoe within the upper, the inner shoe comprising a cushioning member having an inner peripheral wall provided with a form corresponding to the shape of the foot, inner bag means enclosing the cushioning member and having an inner wall secured to the inner peripheral wall of the cushioning member and an outer wall spaced outwardly of the cushioning member to provide an air cell therebetween, and outer bag means enclosing the inner bag means.
Claim 4
Dependent Claim
83 words
A sport shoe having an upper and an inner shoe within the upper, the inner shoe comprising a cushioning member having an inner peripheral wall provided with a form corresponding to the shape of the foot, inner bag means enclosing the cushioning member and having an inner wall secured to the inner peripheral wall of the cushioning member and an outer wall spaced outwardly of the cushioning member to provide an air cell therebetween, and outer bag means enclosing the inner bag means.
Claim 5
Dependent Claim
39 words
The shoe of claim 2 in which the outer bag means includes an inner wall secured to the inner wall of the inner bag means and an outer wall secured to the outer wall of the inner bag means.
Claim 6
Dependent Claim
13 words
The shoe of claim 2 in which the cushioning member is air pervious.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-09 | 1977-01-08 | 1977-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-09 | 1981-01-08 | 1981-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-09 | 1985-01-08 | 1985-07-10 | $7700.00 | Window Closed / Lapsed |