US2777412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard motor boat
Assignee: Individual
•
Filing: 1951-10-08
•
Granted: 1957-01-15
•
Expires: 1971-10-08
Abstract
No abstract record available.
Inventors
- 👤 Elmer C Kiekhaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:30
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/08; B63H20/10; B63H20/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE18921E
Cited
US926252A
Cited
US1586517A
Cited
GB322054A
Cited
US1831739A
Cited
US1935622A
Cited
US1953599A
Cited
GB505852A
Cited
US2392834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |