US3067981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine engine
Assignee: Ford Motor Co
•
Filing: 1960-05-27
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Granted: 1962-12-11
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Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Ivan M Swatman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:45
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/24; F01D25/246; F01D25/16; F05; F05B; F05B2230/00; F05B2230/60; F05B2230/604; F05B2230/606; F05D; F05D2230/00; F05D2230/60; F05D2230/64; F05D2230/642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB345888A
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US2427244A
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US2429990A
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US2494328A
Cited
US2488875A
Cited
US2654566A
Cited
GB705381A
Cited
US2925998A
Cited
US2925245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |