US3412301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural-motor control system for a common load with individual load sharing controls and decoupling of a motor for independent operation
Assignee: Cutler Hammer Inc
•
Filing: 1965-01-06
•
Granted: 1968-11-19
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Expires: 1985-01-06
Abstract
No abstract record available.
Inventors
- 👤 Edward Q Mead
- 👤 Leroy C Gall
- 👤 Donald J Greening
- 👤 Roger J Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:11
CPC Classifications
H; H02; H02P; H02P5/00; H02P5/68; H02P5/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1631752A
Cited
US2683246A
Cited
US2802952A
Cited
US2752545A
Cited
US2988683A
Cited
US3132295A
Cited
US3109130A
Cited
US3189807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |