Patent US2919043A successfully refreshed from Google Patents.
US2919043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft handling devices
Assignee: Individual
•
Filing: 1956-06-13
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Granted: 1959-12-29
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Expires: 1976-06-13
Abstract
No abstract record available.
Inventors
- 👤 Sharp John Reginald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:21
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/22; Y; Y10; Y10S; Y10S180/00; Y10S180/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2732088A
Cited
US1884861A
Cited
US2226789A
Cited
US2287955A
Cited
US2411061A
Cited
US2685976A
Cited
US2725998A
Cited
US2758734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |