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Patent US3207510A successfully refreshed from Google Patents.
US3207510A
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US
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Ski training device
Assignee: Individual
•
Filing: 1963-03-27
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Granted: 1965-09-21
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Expires: 1983-03-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:49
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190200227A
Cited
GB325190A
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US2455274A
Cited
US2573808A
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US2657055A
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US3021137A
Cited
US2964315A
Cited
GB902675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |