US2965065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic jet propulsion units for boats
Assignee: Individual
•
Filing: 1955-06-15
•
Granted: 1960-12-20
•
Expires: 1975-06-15
Abstract
No abstract record available.
Inventors
- 👤 Walter H Tinker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:12
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/02; B63H11/04; B63H11/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR402687A
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US1042506A
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US1518502A
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US2127747A
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US2427032A
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US2623688A
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US2566373A
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US2473603A
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US2613869A
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US2648192A
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US2693674A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |