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Patent US2656812A successfully refreshed from Google Patents.
US2656812A
Expired / Lapsed
US
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Gear case unit for outroard motors
Assignee: Individual
•
Filing: 1951-05-11
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Granted: 1953-10-27
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Expires: 1971-05-11
Abstract
No abstract record available.
Inventors
- 👤 Elmer C Kiekhaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:55
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/28; B63H20/285; B63H20/14; B63H23/00; B63H23/02; B63H23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2064195A
Cited
GB505852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |