Patent US3040778A successfully refreshed from Google Patents.
US3040778A
Expired / Lapsed
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Valves for controlling the flow of fluids
Assignee: Mission Systems Wimborne Ltd
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Filing: 1959-09-01
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Granted: 1962-06-26
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Expires: 1979-09-01
Abstract
No abstract record available.
Inventors
- 👤 Macgregor Peter Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:38
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K1/00; F16K1/12; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/86936; Y10T137/86944; Y10T137/86984
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA571628A
Cited
US2020833A
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US2445163A
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FR918685A
Cited
US2719021A
Cited
US2686536A
Cited
US2831504A
Cited
US2919714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |