US2909146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible outboard motor
Assignee: Kiekhaefer Corp
•
Filing: 1957-04-22
•
Granted: 1959-10-20
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Charles D Strang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:33
CPC Classifications
F; F02; F02B; F02B61/00; F02B61/04; F02B61/045; F01; F01L; F01L13/00; F01L2760/00; F01L2760/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1424705A
Cited
US1631120A
Cited
US2039184A
Cited
US2583910A
Cited
US2646238A
Cited
US2676559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |