US2612959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propeller regulator assembly
Assignee: Motors Liquidation Co
•
Filing: 1945-09-11
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Granted: 1952-10-07
•
Expires: 1965-09-11
Abstract
No abstract record available.
Inventors
- 👤 Werner J Blanchard
- 👤 John F Haines
- 👤 Thomas B Martin
- 👤 Elise M Macneil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:01
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/30; B64C11/32; B64C11/34; B64C11/346
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE480082C
Cited
US2113438A
Cited
US2147078A
Cited
US2307102A
Cited
US2307101A
Cited
US2357400A
Cited
US2352336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |