US2785240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: CARLING ELECTRIC Inc
•
Filing: 1953-10-23
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Granted: 1957-03-12
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Expires: 1973-10-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Carling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:47
CPC Classifications
H; H01; H01H; H01H15/00; H01H15/02; H01H15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2185071A
Cited
US1740535A
Cited
US1799920A
Cited
US2271588A
Cited
US2521468A
Cited
US2550145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |