US3844055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski boot
Assignee: Hope KK
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Filing: 1973-07-10
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Granted: 1974-10-29
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Expires: 1993-07-10
Abstract
Abstract A ski boot made of a rigid material comprising a shaft for receiving the wearer''s leg and a boot proper. The shaft is detachably connected to the boot proper and is movable to a forwardly and outwardly inclined position relative to the boot proper.
Inventors
- 👤 A Koyama
- 👤 Y Mochizuki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:20
CPC Classifications
A; A63; A63C; A63C9/00; A43; A43B; A43B5/00; A43B5/04; A43B5/0427; A43B5/0452; A43B5/0454; A43B5/0458
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
88 words
A ski boot made of a rigid material comprising a boot proper, a shaft for receiving the wearer''s lower leg portion and means for detachably connecting said shaft to said boot proper, said means comprising a pair of upwardly opening recesses respectively formed in the upper side edge portions of said boot proper, a pair of pivoting axis portions respectively formed at the center of said recesses and a pair of hooks respectively provided at the lower side portions of said shaft and adapted to engage said recesses.
Claim 2
Dependent Claim
88 words
A ski boot made of a rigid material comprising a boot proper, a shaft for receiving the wearer''s lower leg portion and means for detachably connecting said shaft to said boot proper, said means comprising a pair of upwardly opening recesses respectively formed in the upper side edge portions of said boot proper, a pair of pivoting axis portions respectively formed at the center of said recesses and a pair of hooks respectively provided at the lower side portions of said shaft and adapted to engage said recesses.
Claim 3
Dependent Claim
116 words
A ski boot made of a rigid material comprising a boot proper, a shaft for receiving the wearer''s lower leg portion and means for detachably connecting said shaft to said boot proper, said means comprising a pair of recesses respectively formed in the upper side edge portions of said boot proper and opening both in upward and outside directions, a pair of projections respectively provided at the lower side portions of said shaft and adapted to engage said recesses, a pair of opening each being formed concentrically with said recess in either one of said recess and said projection and a pair of pins each being provided on the other of said recess and said projection.
Claim 4
Dependent Claim
116 words
A ski boot made of a rigid material comprising a boot proper, a shaft for receiving the wearer''s lower leg portion and means for detachably connecting said shaft to said boot proper, said means comprising a pair of recesses respectively formed in the upper side edge portions of said boot proper and opening both in upward and outside directions, a pair of projections respectively provided at the lower side portions of said shaft and adapted to engage said recesses, a pair of opening each being formed concentrically with said recess in either one of said recess and said projection and a pair of pins each being provided on the other of said recess and said projection.
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) | 1977-10-28 | 1978-04-29 | 1978-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-28 | 1982-04-29 | 1982-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-28 | 1986-04-29 | 1986-10-29 | $7700.00 | Window Closed / Lapsed |