US2737015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet engine control
Assignee: Pratt and Whitney Co Inc
•
Filing: 1948-05-07
•
Granted: 1956-03-06
•
Expires: 1968-05-07
Abstract
No abstract record available.
Inventors
- 👤 Alexander M Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:41
CPC Classifications
B; B64; B64D; B64D31/00; B64D31/02; B64D31/06; B64D31/12; F; F02; F02K; F02K1/00; F02K1/06; F02K1/15; F02K1/18; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1965751A
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US2088954A
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US2280835A
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US2103274A
Cited
US2219994A
Cited
US2397658A
Cited
GB578311A
Cited
US2452064A
Cited
US2569444A
Cited
US2466908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |