Patent US3379946A successfully refreshed from Google Patents.
US3379946A
Expired / Lapsed
US
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Device including an electric motor wherein a capacitor is charged and discharged through a motor winding
Assignee: US Philips Corp
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Filing: 1965-02-10
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Granted: 1968-04-23
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Expires: 1985-02-10
Abstract
No abstract record available.
Inventors
- 👤 Croymans Jacques Johan Hendrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:23
CPC Classifications
H; H02; H02P; H02P8/00; H02P8/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2298003A
Cited
US2555305A
Cited
US3047789A
Cited
US3241018A
Cited
US3156858A
Cited
US3309592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |