US3705729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski
Assignee: Individual
•
Filing: 1970-02-19
•
Granted: 1972-12-12
•
Expires: 1990-02-19
Abstract
Abstract A ski including a ski body having at least one load-bearing lower facing sheet, steel edges and at least one intermediate layer of an elastomeric material, and the steel edges being laterally arranged adjacent the lower facing sheet whereby the steel edges and lower facing sheet both are connected to the ski body over the common intermediate layer of elastomeric material so that the latter dampens stresses developed under varying load and temperature conditions.
Inventors
- 👤 Anton Arnsteiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:19
CPC Classifications
A; A63; A63C; A63C5/00; A63C5/12; A63C5/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR1152848A
Cited
US2995379A
Cited
US3194572A
Cited
FR1299263A
Cited
AT250229B
Cited
US3329437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-12 | 1976-06-12 | 1976-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-12 | 1980-06-12 | 1980-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-12 | 1984-06-12 | 1984-12-12 | $7700.00 | Window Closed / Lapsed |