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US2918072A
Expired / Lapsed
US
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High pressure shut-off valve
Assignee: Bendix Aviation Corp
•
Filing: 1955-10-19
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Granted: 1959-12-22
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Expires: 1975-10-19
Abstract
No abstract record available.
Inventors
- 👤 Leonard J Boler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:49
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/36; Y; Y10; Y10T; Y10T137/00; Y10T137/0753
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US143920A
Cited
US1720379A
Cited
US2055576A
Cited
US2295871A
Cited
US2672335A
Cited
US2677417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |