US2670720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid motor valve means
Assignee: Trico Products Corp
•
Filing: 1949-01-08
•
Granted: 1954-03-02
•
Expires: 1969-01-08
Abstract
No abstract record available.
Inventors
- 👤 Bitzer Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:27
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1777142A
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US1726226A
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US1885070A
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US1853758A
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US1857719A
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US1973482A
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US2075959A
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US2172981A
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US2164876A
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US2240381A
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US2298734A
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US2354189A
Cited
US2363621A
Cited
US2563068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |