US2651754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical meter
Assignee: Texas Instruments Inc
•
Filing: 1949-12-01
•
Granted: 1953-09-08
•
Expires: 1969-12-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward Gordon Perry
- 👤 Robert W Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:04
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/04; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19437
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303484A
Cited
US1684243A
Cited
US2095208A
Cited
US2157094A
Cited
US2131759A
Cited
US2247804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-07 | 1957-03-09 | 1957-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-07 | 1961-03-09 | 1961-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-07 | 1965-03-09 | 1965-09-08 | $7700.00 | Window Closed / Lapsed |