Patent US2957650A successfully refreshed from Google Patents.
US2957650A
Expired / Lapsed
US
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Ground maneuvering system for jet airplanes
Assignee: Boeing Co
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Filing: 1957-10-21
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Granted: 1960-10-25
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Expires: 1977-10-21
Abstract
No abstract record available.
Inventors
- 👤 James F Horan
- 👤 Charles R Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:58
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/22; B64F1/223; B64F1/225; B64F1/227; Y; Y10; Y10S; Y10S180/00; Y10S180/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |