US2983846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical system for energizing load apparatus
Assignee: Westinghouse Electric Corp
•
Filing: 1959-08-17
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Granted: 1961-05-09
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Expires: 1979-08-17
Abstract
No abstract record available.
Inventors
- 👤 Jr John F Roesel
- 👤 Alfred E Relation
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:43
CPC Classifications
H; H02; H02M; H02M5/00; H02M5/40; H02M5/42; H02M5/44; H02M5/453; H02M5/458; H02M5/02; H02M5/04; H02M5/22; H02M5/275; H02M5/293; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/537; H02M7/5383; H02M7/53832; H05; H05B; H05B41/00; H05B41/14; H05B41/26; H05B41/28; H05B41/282; Y; Y02; Y02B; Y02B20/00; Y10; Y10S; Y10S315/00; Y10S315/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2284407A
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US2300916A
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US2783384A
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US2854582A
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US2892125A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |