Patent US2795202A successfully refreshed from Google Patents.
US2795202A
Expired / Lapsed
US
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Hydrofoil craft
Assignee: Individual
•
Filing: 1954-08-18
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Granted: 1957-06-11
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Expires: 1974-08-18
Abstract
No abstract record available.
Inventors
- 👤 Hook Christopher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:20
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/16; B63B1/24; B63B1/28; B63B1/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US811743A
Cited
FR472717A
Cited
US1875135A
Cited
GB458111A
Cited
GB493373A
Cited
US2228311A
Cited
US2387907A
Cited
GB591933A
Cited
US2722189A
Cited
US2603179A
Cited
US2584347A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |