US3044260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic jet propulsion apparatus for water-borne craft
Assignee: Individual
•
Filing: 1961-01-17
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Granted: 1962-07-17
•
Expires: 1981-01-17
Abstract
No abstract record available.
Inventors
- 👤 Charles W F Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:41
CPC Classifications
B; B63; B63H; B63H11/00; B63H11/02; B63H11/04; B63H11/08; B63H20/00; B63H2011/084; B63H2011/085; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2533
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2655891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |