Patent US1759873A successfully refreshed from Google Patents.
US1759873A
Expired / Lapsed
US
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Apparatus for measuring the liquid contents of vessels
Assignee: AT&T Inc
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Filing: 1923-03-06
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Granted: 1930-05-27
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Expires: 1943-03-06
Abstract
No abstract record available.
Inventors
- 👤 Shewmon Dan Dimmitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:32
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/14; G01F23/16; G01F23/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-05-26 | 1933-11-25 | 1934-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-05-26 | 1937-11-25 | 1938-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-05-26 | 1941-11-25 | 1942-05-27 | $7700.00 | Window Closed / Lapsed |