US3461892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid controls particularly for turbine engines
Assignee: General Electric Co
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Filing: 1968-07-25
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Granted: 1969-08-19
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Expires: 1988-07-25
Abstract
No abstract record available.
Inventors
- 👤 Willis A Boothe
- 👤 Carl G Ringwall
- 👤 Lonny R Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:45
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/26; F02C9/32; G; G01; G01P; G01P3/00; G01P3/26; Y; Y10; Y10S; Y10S261/00; Y10S261/69; Y10T; Y10T137/00; Y10T137/206; Y10T137/2065; Y10T137/2071; Y10T137/212; Y10T137/2125; Y10T137/2147; Y10T137/2158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |