Patent US2995465A successfully refreshed from Google Patents.
Patent US3464633A successfully refreshed from Google Patents.
US3464633A
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Multiple fluid controlling shear valve
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1967-11-16
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Granted: 1969-09-02
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Expires: 1987-11-16
Abstract
No abstract record available.
Inventors
- 👤 Antone Potocnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:09
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/02; F16K17/14; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3027903A
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US2997051A
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US3024045A
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US3111133A
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US2947315A
Cited
US3111266A
Cited
US3141470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |