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US3196336A
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Bidirectional power supply system
Assignee: Borg Warner Corp
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Filing: 1961-06-09
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Granted: 1965-07-20
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Expires: 1981-06-09
Abstract
No abstract record available.
Inventors
- 👤 Edward M Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:27
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/505; H02M7/515; H02M7/516; D; D06; D06B; D06B15/00; D06B15/10; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/14; G05F1/16; G05F1/20; G05F1/40; G05F1/44; H02M7/525
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
74 words
FOR USE WITH AN ENERGY DELIVERY CIRCUIT INCLIDING AN INPUT CIRCUIT FOR RECEIVING D.C. ENERGY FROM A SUITABLE SOURCE, AN INVERTER COUPLED TO THE INPUT CIRCUIT FOR CHANGING D.C. ENERGY INTO A.C. ENERGY, AND A LOAD CIRCUIT FOR RECEIVING A DISSIPATING A.C. ENERGY, THE IMPROVEMENT WHICH COMPRISES ENERGY TRANSFER MEANS COUPLED BETWEEN THE INVERTER AND THE LOAD CIRCUIT FOR TRANSFERRING A.C. ENERGY THERETO, AND AN ENERGY RETURN CIRCUIT INCLUDING CONTROLLED RECTIFIER MEANS COUPLED BE-
References Cited (Backward Citations)
US2437837A
Cited
US2957120A
Cited
US2920259A
Cited
US3089075A
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US3015771A
Cited
US3089076A
Cited
US3010062A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |