Patent US3744161A successfully refreshed from Google Patents.
US3744161A
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US
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Ski boot or inner shoe for a ski boot
Assignee: AMF Inc
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Filing: 1971-09-20
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Granted: 1973-07-10
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Expires: 1991-09-20
Abstract
Abstract A shoe construction adaptable for use as a ski boot or as an inner shoe for a ski boot. The shoe has in its forward portion ahead of the position of the arch of the foot a preformed cushioning. The rear portion of the shoe includes a lining attached to the shoe to define a hollow space between the lining and the confines of the shoe. With the wearer''s foot positioned within the shoe and oriented by the preformed cushioning, the hollow space is filled with a foamable material which assumes the contours of the foot and ankle as the foam sets.
Inventors
- 👤 F Herunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:05
CPC Classifications
A; A43; A43B; A43B5/00; A43B5/04; A43B5/0405
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
86 words
A shoe construction, said shoe having front and rear interior parts, the front interior part being provided with a cushioning preformed to orient the position of the foot with respect to the shoe when the foot is inserted within the shoe, and the rear interior part including a lining attached to the shoe to define a hollow space between the lining and the confines of the shoe into which hollow space a foamable material is injectable while the shoe is on the foot of the wearer.
Claim 2
Dependent Claim
86 words
A shoe construction, said shoe having front and rear interior parts, the front interior part being provided with a cushioning preformed to orient the position of the foot with respect to the shoe when the foot is inserted within the shoe, and the rear interior part including a lining attached to the shoe to define a hollow space between the lining and the confines of the shoe into which hollow space a foamable material is injectable while the shoe is on the foot of the wearer.
Claim 3
Dependent Claim
55 words
A shoe as set forth in claim 1, wherein the preformed cushioning extends across the toes and across both sides of the foot past the ball to the area of the arch, and the hollow space extends from the arch area, across the ankle bones and the heel to the upper edge of the shoe.
Claim 4
Dependent Claim
20 words
A shoe as set forth in claim 1, wherein said lining is connected at its edges to the preformed cushioning.
Claim 5
Dependent Claim
20 words
A shoe as set forth in claim 2, wherein said lining is connected at its edges to the preformed cushioning.
Claim 6
Dependent Claim
16 words
A shoe construction as set forth in claim 1 wherein said shoe is a ski boot.
Claim 7
Dependent Claim
20 words
A shoe construction as set forth in claim 1 wherein said shoe is an inner shoe for a ski boot.
References Cited (Backward Citations)
US3237319A
Cited
US3581412A
Cited
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 |