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Patent US2851899A successfully refreshed from Google Patents.
US2851899A
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Motorboat engine control means
Assignee: Automatic Shifters Inc
•
Filing: 1953-01-13
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Granted: 1958-09-16
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Expires: 1973-01-13
Abstract
No abstract record available.
Inventors
- 👤 Jeannot G Ingres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:49
CPC Classifications
B; B63; B63H; B63H21/00; B63H21/22; B63H21/21; B63H21/213; F; F02; F02D; F02D1/00; F02D11/00; F02D11/02; F02D11/04; F02D27/00; F02D1/02; F02D1/08; F02D1/10; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1508418A
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US1553319A
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US1815772A
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US1925000A
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US2106607A
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US2593170A
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US2618235A
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US2617311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |