Patent US2152053A successfully refreshed from Google Patents.
US2152053A
Expired / Lapsed
US
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Aircraft construction
Assignee: Individual
•
Filing: 1937-08-04
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Granted: 1939-03-28
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Expires: 1957-08-04
Abstract
No abstract record available.
Inventors
- 👤 Tazewell H Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:01
CPC Classifications
B; B64; B64C; B64C21/00; B64C21/02; B64C2230/00; B64C2230/06; B64C2230/20; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-03-27 | 1942-09-26 | 1943-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-27 | 1946-09-26 | 1947-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-27 | 1950-09-26 | 1951-03-28 | $7700.00 | Window Closed / Lapsed |