US2989866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cantilever beam flowmeter
Assignee: Bendix Corp
•
Filing: 1956-01-03
•
Granted: 1961-06-27
•
Expires: 1976-01-03
Abstract
No abstract record available.
Inventors
- 👤 George M Widell
- 👤 James M Eastman
- 👤 Arthur E Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:43
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US567054A
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FR961641A
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US2735299A
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US1111684A
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US1574460A
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US1581957A
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US1903713A
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US2487681A
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US2675020A
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US2778905A
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US2765656A
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US2805574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |