Patent US3001499A successfully refreshed from Google Patents.
US3001499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rear mounted planing and stabilizing structure for power boats
Assignee: Individual
•
Filing: 1959-03-16
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Granted: 1961-09-26
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Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 Marcellus L Jacobs
- 👤 Joseph H Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:34
CPC Classifications
B; B63; B63B; B63B39/00; B63B39/06; B63B39/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1784071A
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US1855076A
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US2144111A
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US2212088A
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US2582228A
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US2576744A
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US2616101A
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GB700771A
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US2864330A
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FR1139479A
Cited
US2816521A
Cited
US2875720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |