US2903903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive extension for outboard motors with rotary speed control
Assignee: Individual
•
Filing: 1957-08-28
•
Granted: 1959-09-15
•
Expires: 1977-08-28
Abstract
No abstract record available.
Inventors
- 👤 John A Jaromy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:14
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/08; B63H20/12; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20207; Y10T74/20213; Y10T74/20232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US906789A
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US1452296A
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US2118209A
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US2618985A
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US2747425A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |