US2466441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive selector valve
Assignee: Bendix Aviation Corp
•
Filing: 1943-09-01
•
Granted: 1949-04-05
•
Expires: 1963-09-01
Abstract
No abstract record available.
Inventors
- 👤 Edwin G Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:28
CPC Classifications
F; F02; F02M; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4361; F02M2700/4392; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2564; Y10T137/2567; Y10T137/265; Y10T137/2663; Y10T137/8593; Y10T137/86493; Y10T137/86815; Y10T137/86879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1199840A
Cited
US1581595A
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US1800157A
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GB346503A
Cited
GB348868A
Cited
US2017086A
Cited
US2123356A
Cited
US2223381A
Cited
US2138989A
Cited
US2216855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |