US2320763A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pilot valve
Assignee: Bendix Aviation Corp
•
Filing: 1941-11-29
•
Granted: 1943-06-01
•
Expires: 1961-11-29
Abstract
No abstract record available.
Inventors
- 👤 Walter C Trautman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:56
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/027; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2622; Y10T137/2625; Y10T137/7722; Y10T137/7781; Y10T137/7834
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-05-31 | 1946-11-30 | 1947-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-31 | 1950-11-30 | 1951-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-31 | 1954-11-30 | 1955-06-01 | $7700.00 | Window Closed / Lapsed |