US3412703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering of vessels fitted with propulsive nozzles
Assignee: Hydroconic Ltd
•
Filing: 1967-01-19
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Granted: 1968-11-26
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Expires: 1987-01-19
Abstract
No abstract record available.
Inventors
- 👤 Clark Ronald
- 👤 Corlett Ewan Christian Brew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:49
CPC Classifications
B; B63; B63H; B63H5/00; B63H5/07; B63H5/14; B63H25/00; B63H25/06; B63H25/38; B63H2025/063; B63H2025/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |