US2564325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated propeller covering
Assignee: Goodrich Corp
•
Filing: 1946-04-04
•
Granted: 1951-08-14
•
Expires: 1966-04-04
Abstract
No abstract record available.
Inventors
- 👤 Philip E Coonly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:02
CPC Classifications
B; B64; B64D; B64D15/00; B64D15/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1795664A
Cited
US1737912A
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US2165970A
Cited
US2108041A
Cited
FR853799A
Cited
US2284673A
Cited
GB547371A
Cited
US2454874A
Cited
US2402770A
Cited
US2406367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |