US2708340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas control in afterburner
Assignee: Armstrong Siddeley Motors Ltd
•
Filing: 1950-11-24
•
Granted: 1955-05-17
•
Expires: 1970-11-24
Abstract
No abstract record available.
Inventors
- 👤 Horace S Rainbow
- 👤 Ronald F W Guest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:52
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/26; F02; F02K; F02K3/00; F02K3/08; F02K3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2011420A
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US2408099A
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US2585270A
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US2653445A
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US2635420A
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US2509238A
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US2579043A
Cited
US2516910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-16 | 1958-11-15 | 1959-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-16 | 1962-11-15 | 1963-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-16 | 1966-11-15 | 1967-05-17 | $7700.00 | Window Closed / Lapsed |