Patent US2926528A successfully refreshed from Google Patents.
US2926528A
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Temperature compensated, densitysensitive apparatus and systems for use thereof
Assignee: Liquidometer Corp
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Filing: 1957-01-31
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Granted: 1960-03-01
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Expires: 1977-01-31
Abstract
No abstract record available.
Inventors
- 👤 Giers Clarence A De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:29
CPC Classifications
G; G01; G01N; G01N9/00; G01N9/10; G01N9/12; G01N9/16; F; F16; F16L; F16L55/00; G01N9/18; G01N9/20; G01N9/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US1689659A
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US2053353A
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US2334242A
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US2691296A
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US2767580A
Cited
US2859757A
Cited
US2717078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |