US2874718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic fuel shut-off valve
Assignee: Bendix Aviation Corp
•
Filing: 1954-09-23
•
Granted: 1959-02-24
•
Expires: 1974-09-23
Abstract
No abstract record available.
Inventors
- 👤 Jack J Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:58
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/164; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7738; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7923; Y10T137/7929; Y10T137/7934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US156371A
Cited
US509351A
Cited
GB190322075A
Cited
GB121570A
Cited
US2417494A
Cited
US2568026A
Cited
US2448429A
Cited
US2541395A
Cited
US2628633A
Cited
DE867190C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |