US2961874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated liquid meter
Assignee: Individual
•
Filing: 1957-10-22
•
Granted: 1960-11-29
•
Expires: 1977-10-22
Abstract
No abstract record available.
Inventors
- 👤 Albert J Granberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:25
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1015552A
Cited
US1185734A
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US1804036A
Cited
GB453752A
Cited
US2222551A
Cited
GB503748A
Cited
US2767582A
Cited
GB744852A
Cited
US2896084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |