Patent US2766715A successfully refreshed from Google Patents.
US2766715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine driven steerable, reversible, outboard motor
Assignee: Individual
•
Filing: 1952-07-31
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Granted: 1956-10-16
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Expires: 1972-07-31
Abstract
No abstract record available.
Inventors
- 👤 Wateryal William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:35
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/14; B63H20/20; B63H20/32; B63H2020/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US613587A
Cited
GB189803220A
Cited
US718508A
Cited
GB190210619A
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US778763A
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US854482A
Cited
US946711A
Cited
US1640999A
Cited
US1926528A
Cited
US2259921A
Cited
US2528628A
Cited
US2494158A
Cited
US2556340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |