US3483458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor position sensor and control circuit for an electric motor power supply
Assignee: Motors Liquidation Co
•
Filing: 1968-09-27
•
Granted: 1969-12-09
•
Expires: 1988-09-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:24
CPC Classifications
B; B60; B60L; B60L50/00; B60L50/50; B60L50/52; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3153185A
Cited
US3229179A
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US3214663A
Cited
US3309592A
Cited
US3281630A
Cited
US3305713A
Cited
US3280396A
Cited
US3418550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |