US2773273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat hull construction
Assignee: Individual
•
Filing: 1953-01-16
•
Granted: 1956-12-11
•
Expires: 1973-01-16
Abstract
No abstract record available.
Inventors
- 👤 Theodore R Drake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:26
CPC Classifications
B; B63; B63B; B63B5/00; B63B5/02; B63B5/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1026; Y10T156/1028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1425113A
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US1439336A
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US2279091A
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US2232313A
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GB544137A
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US2372521A
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US2397049A
Cited
US2454998A
Cited
US2417586A
Cited
US2426729A
Cited
US2634436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |