US2963857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbojet engine
Assignee: Motors Liquidation Co
•
Filing: 1958-12-12
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Granted: 1960-12-13
•
Expires: 1978-12-12
Abstract
No abstract record available.
Inventors
- 👤 William F Egbert
- 👤 Victor W Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:09
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/16; F01D25/162; F01D25/08; F01D25/12; F01D25/125; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2479776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |