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US3233573A
Expired / Lapsed
US
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Hydraulic jet propulsion apparatus for water-borne craft
Assignee: Individual
•
Filing: 1963-04-01
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Granted: 1966-02-08
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Charles W F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:26
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/02; B63H11/10; B63H11/107; B63H11/113; B63H11/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2024274A
Cited
GB662973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |