Patent US3487282A successfully refreshed from Google Patents.
US3487282A
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US
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Control system for an electric motor
Assignee: Ford Motor Co
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Filing: 1967-05-03
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Granted: 1969-12-30
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Expires: 1987-05-03
Abstract
No abstract record available.
Inventors
- 👤 Leonard S Gasiorek
- 👤 Frederic L Zeisler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:20
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/08; B60S1/0803; B60S1/0807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3369381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |