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US3416059A
Expired / Lapsed
US
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Adjustable system feeding an electric motor through a resistance of a variable value
Assignee: Mefina SA
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Filing: 1966-02-16
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Granted: 1968-12-10
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Expires: 1986-02-16
Abstract
No abstract record available.
Inventors
- 👤 Lagier Jean-Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:58
CPC Classifications
H; H02; H02P; H02P25/00; H02P25/02; H02P25/10; H02P25/14; H02P7/00; H02P7/06; H02P7/08; H02P7/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3180999A
Cited
US3310722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |