US3012437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for gauging, metering or measuring liquids
Assignee: Individual
•
Filing: 1958-04-18
•
Granted: 1961-12-12
•
Expires: 1978-04-18
Abstract
No abstract record available.
Inventors
- 👤 James A Clark
- 👤 John O Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:58
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/32; G01F23/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2697350A
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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) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |