US2645748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Potentiometric measuring system and apparatus
Assignee: General Electric Co
•
Filing: 1951-06-21
•
Granted: 1953-07-14
•
Expires: 1971-06-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:42
CPC Classifications
G; G08; G08C; G08C19/00; G01; G01R; G01R17/00; G01R17/02; G01R17/20; G01R21/00; G01R21/08; G01R33/00; G01R33/02; G01R33/06; G01R33/07; H; H01; H01C; H01C10/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2053154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |