US3366183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic ship propeller
Assignee: Individual
•
Filing: 1966-09-08
•
Granted: 1968-01-30
•
Expires: 1986-09-08
Abstract
No abstract record available.
Inventors
- 👤 Baron C Wolfe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:53
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/22; B63H23/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1518812A
Cited
US1805023A
Cited
US2085282A
Cited
GB648950A
Cited
US2749874A
Cited
US3139062A
Cited
US3241456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |