Patent US2766768A successfully refreshed from Google Patents.
US2766768A
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US
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Fluid flow control valve
Assignee: Motors Liquidation Co
•
Filing: 1952-11-17
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Granted: 1956-10-16
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Expires: 1972-11-17
Abstract
No abstract record available.
Inventors
- 👤 Francis L Brown
- 👤 Henry J Paulsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:23
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/08; F02M1/10; Y; Y10; Y10T; Y10T137/00; Y10T137/5762
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US940182A
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US1533469A
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US1672603A
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US1781467A
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US1877634A
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US1888359A
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US2196503A
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US2266421A
Cited
US2564112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |