US2453376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for measuring the velocity and volume of fluids
Assignee: Individual
•
Filing: 1944-11-21
•
Granted: 1948-11-09
•
Expires: 1964-11-21
Abstract
No abstract record available.
Inventors
- 👤 Francis H Lagasse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:57
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/20; G01F1/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |