US2969806A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure regulator and shutoff valve
Assignee: Garrett Corp
•
Filing: 1957-04-05
•
Granted: 1961-01-31
•
Expires: 1977-04-05
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Jensen
- 👤 Irvin D Burke
- 👤 Robert L Cholvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:04
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/365; G; G05; G05D; G05D16/00; G05D16/20; G05D16/2093; G05D16/2095; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2557; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617; Y10T137/7722; Y10T137/7781; Y10T137/7782; Y10T137/7793; Y10T137/7822; Y10T137/7823; Y10T137/7826; Y10T137/7827; Y10T137/8158; Y10T137/8225; Y10T137/8242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2174797A
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US2226761A
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US2353161A
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US2367662A
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US2536663A
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US2617233A
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US2624542A
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US2610859A
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US2731033A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |