US2619076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow measuring device
Assignee: PATTERSON O STEWART
•
Filing: 1950-05-03
•
Granted: 1952-11-25
•
Expires: 1970-05-03
Abstract
No abstract record available.
Inventors
- 👤 Agin Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
F; F02; F02F; F02F1/00; F02F1/24; G; G01; G01F; G01F3/00; G01F3/02; G01F3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US527979A
Cited
US648947A
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US855892A
Cited
US1470381A
Cited
US2014664A
Cited
US2118079A
Cited
US2372813A
Cited
US2392536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |