US2546657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument for measuring physical conditions
Assignee: Republic Flow Meters Co
•
Filing: 1947-09-26
•
Granted: 1951-03-27
•
Expires: 1967-09-26
Abstract
No abstract record available.
Inventors
- 👤 Charles H Smoot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:25
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/38; G01F1/383; G01R; G01R17/00; G01R17/02; G01R17/06; G01R17/08; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409
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
US1406377A
Cited
US2027140A
Cited
US2005884A
Cited
US2053885A
Cited
US2305878A
Cited
US2276816A
Cited
US2358103A
Cited
US2395604A
Cited
US2417097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |