Patent US2705485A successfully refreshed from Google Patents.
US2705485A
Expired / Lapsed
US
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Dual control for marine craft
Assignee: Individual
•
Filing: 1954-08-06
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Granted: 1955-04-05
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Expires: 1974-08-06
Abstract
No abstract record available.
Inventors
- 👤 John F Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:42
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/21; B63H21/213; F; F01; F01L; F01L13/00; Y; Y10; Y10S; Y10S74/00; Y10S74/08; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18096
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) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |