US2275953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control system for towing and mooring winches
Assignee: Westinghouse Electric Corp
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Filing: 1938-10-27
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Granted: 1942-03-10
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Expires: 1958-10-27
Abstract
No abstract record available.
Inventors
- 👤 Frisch Erling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:50
CPC Classifications
B; B63; B63B; B63B21/00; B63B21/56; B63B21/16; B66; B66C; B66C13/00; B66C13/18; B66C13/22; B66C13/23; B66C13/26; B63B2021/566; B66C2700/00; B66C2700/08; B66C2700/081
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-03-09 | 1945-09-08 | 1946-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-09 | 1949-09-08 | 1950-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-09 | 1953-09-08 | 1954-03-10 | $7700.00 | Window Closed / Lapsed |