US2715312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet spoiler for gas turbine jet propulsion plant
Assignee: Power Jets Research and Development Ltd
•
Filing: 1952-01-15
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Granted: 1955-08-16
•
Expires: 1972-01-15
Abstract
No abstract record available.
Inventors
- 👤 Brame Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:43
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/54; F02K1/56; F02K1/60; B; B63; B63H; B63H11/00; B63H11/12; B64; B64D; B64D33/00; B64D33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1306913A
Cited
US1415705A
Cited
US1572812A
Cited
US2518697A
Cited
US2620622A
Cited
US2551372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |