US3039013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electroluminescent electrical meter
Assignee: Individual
•
Filing: 1959-02-05
•
Granted: 1962-06-12
•
Expires: 1979-02-05
Abstract
No abstract record available.
Inventors
- 👤 Raymond M Wilmotte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:19
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/40; G01R13/401; G01R13/402; H; H05; H05B; H05B33/00; H05B33/12; H05B33/22; H05B44/00; Y; Y02; Y02B; Y02B20/00; Y02B20/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |