US2962644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generator-motor power train and control
Assignee: Motors Liquidation Co
•
Filing: 1956-08-31
•
Granted: 1960-11-29
•
Expires: 1976-08-31
Abstract
No abstract record available.
Inventors
- 👤 Lauren L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
H; H02; H02P; H02P7/00; H02P7/06; H02P7/18; H02P7/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1732744A
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US2735054A
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US1396853A
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US1347908A
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US1658704A
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US1930513A
Cited
US1899550A
Cited
US2429716A
Cited
US2494365A
Cited
US2709774A
Cited
US2719259A
Cited
US2722642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |