US2548121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion control for outboard motor boats
Assignee: Individual
•
Filing: 1947-08-11
•
Granted: 1951-04-10
•
Expires: 1967-08-11
Abstract
No abstract record available.
Inventors
- 👤 Paul R Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:14
CPC Classifications
B; B63; B63H; B63H25/00; B63H25/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US655140A
Cited
AT81551B
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US1172176A
Cited
US1374095A
Cited
GB124567A
Cited
GB135899A
Cited
US1402080A
Cited
US1511146A
Cited
DE620865C
Cited
DE653287C
Cited
US2200836A
Cited
US2288504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |