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US2950489A
Expired / Lapsed
US
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Water ski and swim belt
Assignee: PLAINS ATHLETIC Manufacturing Co
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Filing: 1957-03-18
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Granted: 1960-08-30
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Expires: 1977-03-18
Abstract
No abstract record available.
Inventors
- 👤 Charley R Pattison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:52
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/13; B63C9/135
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1759711A
Cited
US1931406A
Cited
FR787154A
Cited
US2405484A
Cited
US2751611A
Cited
US2802222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |