US2582387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid metering device
Assignee: Individual
•
Filing: 1947-04-28
•
Granted: 1952-01-15
•
Expires: 1967-04-28
Abstract
No abstract record available.
Inventors
- 👤 Macneish Thomas Swan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:38
CPC Classifications
G; G01; G01F; G01F3/00; G01F3/24; G01F3/28; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/2937; Y10T137/2947; Y10T137/2956; Y10T137/3003; Y10T137/3021; Y10T137/304; Y10T137/3052; Y10T137/3056; Y10T137/3059; Y10T137/7287; Y10T137/7313; Y10T137/7316
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL13551C
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US8088A
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FR379937A
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US1114141A
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US1575816A
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US1992991A
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US2273180A
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US2432039A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |