US2695981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Follow-up type of measuring apparatus
Assignee: Republic Flow Meters Co
•
Filing: 1949-08-13
•
Granted: 1954-11-30
•
Expires: 1969-08-13
Abstract
No abstract record available.
Inventors
- 👤 Charles H Smoot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:37
CPC Classifications
G; G01; G01L; G01L11/00; G01L11/004; G01L13/00; G01L13/02; G01L13/025; G01R; G01R17/00; G01R17/02; G01R17/06; G01R17/08; Y; Y10; Y10S; Y10S33/00; Y10S33/05
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2371236A
Cited
US700111A
Cited
US860572A
Cited
US1497401A
Cited
US1668353A
Cited
US2115086A
Cited
US2125949A
Cited
US2347590A
Cited
US2484541A
Cited
US2611812A
Cited
US2568586A
Cited
US2599288A
Cited
US2546657A
Cited
US2592088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |