Patent US3466927A successfully refreshed from Google Patents.
US3466927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the measurement of low velocities of flow of liquids with weak electrical conductance
Assignee: Individual
•
Filing: 1966-07-13
•
Granted: 1969-09-16
•
Expires: 1986-07-13
Abstract
No abstract record available.
Inventors
- 👤 Ugo Magrini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:18
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/08; G01P5/086; G01F; G01F1/00; G01F1/56; G01F1/64
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2843823A
Cited
US1411796A
Cited
US1388613A
Cited
US2611268A
Cited
US2820945A
Cited
US2876414A
Cited
US3148541A
Cited
US3242729A
Cited
US3374672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |