US2482936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating wing for aircraft
Assignee: Individual
•
Filing: 1946-02-07
•
Granted: 1949-09-27
•
Expires: 1966-02-07
Abstract
No abstract record available.
Inventors
- 👤 Renoux Pierre Edouard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:28
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/32; B64C27/46; B64C27/473
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1317032A
Cited
GB191514670A
Cited
GB119967A
Cited
US1796654A
Cited
US1949785A
Cited
US2056592A
Cited
US2183158A
Cited
US2272439A
Cited
FR888216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |