US2654335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat propelling and steering mechanism
Assignee: Individual
•
Filing: 1948-10-21
•
Granted: 1953-10-06
•
Expires: 1968-10-21
Abstract
No abstract record available.
Inventors
- 👤 Fred S Ball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:11
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/05; B63H; B63H20/00; B63H20/08; B63H20/12; B63H25/00; B63H25/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US227491A
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US498254A
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US881650A
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FR576189A
Cited
US1622439A
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US1767584A
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US2274870A
Cited
US2309159A
Cited
US2425825A
Cited
US2545086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-05 | 1957-04-06 | 1957-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-05 | 1961-04-06 | 1961-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-05 | 1965-04-06 | 1965-10-06 | $7700.00 | Window Closed / Lapsed |