US2644420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard motor mounting for damping torsional vibration
Assignee: Outboard Marine & Manufacturing Co
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Filing: 1951-04-19
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Granted: 1953-07-07
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Expires: 1971-04-19
Abstract
No abstract record available.
Inventors
- 👤 Finn T Irgens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:44
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/08; B63H20/12; B63H21/00; B63H21/30; B63H21/305; F; F16; F16F; F16F15/00; F16F15/10; F16F15/12; Y; Y10; Y10S; Y10S416/00; Y10S416/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |