Patent US2997996A successfully refreshed from Google Patents.
US2997996A
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Contorl device for engine starting circuit
Assignee: Borg Warner Corp
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Filing: 1959-09-14
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Granted: 1961-08-29
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Expires: 1979-09-14
Abstract
No abstract record available.
Inventors
- 👤 Edward S Russey
- 👤 Kenneth M Armantrout
- 👤 Donald W Kelbel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:11
CPC Classifications
F; F16; F16H; F16H59/00; F16H59/68; F16H59/70; F01; F01L; F01L1/00; F01L2710/00; F01L2710/006; F16H2059/6823; F16H61/00; F16H61/02; F16H61/0262; F16H61/0276; F16H61/68; F16H61/684; F16H61/686; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2374303A
Cited
US2800544A
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US2659018A
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US2796059A
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US2818472A
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US2803236A
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US2824459A
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US2934054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |