US2981089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power drive apparatus
Assignee: Motors Liquidation Co
•
Filing: 1959-04-06
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Granted: 1961-04-25
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Expires: 1979-04-06
Abstract
No abstract record available.
Inventors
- 👤 George A Neybouse
- 👤 Jack W Savage
- 👤 Ralph K Shewmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:23
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/30; D06F37/304; D06F34/00; D06F34/10; D06F2105/00; D06F2105/46; D06F2105/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |