US3400735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure regulating release valve
Assignee: ROCKET JET ENGINEERING CORP
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Filing: 1966-08-30
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Granted: 1968-09-10
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Expires: 1986-08-30
Abstract
No abstract record available.
Inventors
- 👤 Jack E Favors
- 👤 Gerald A Morales
- 👤 Donald D Champion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:34
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/20; F16K15/202; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7801; Y10T137/8158; Y10T137/8326
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) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |