US2987941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission
Assignee: Motors Liquidation Co
•
Filing: 1957-11-21
•
Granted: 1961-06-13
•
Expires: 1977-11-21
Abstract
No abstract record available.
Inventors
- 👤 Jack W Qualman
- 👤 Victor C Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:54
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/10; Y; Y10; Y10S; Y10S74/00; Y10S74/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2350810A
Cited
US2687657A
Cited
US2737828A
Cited
US2695533A
Cited
US2803974A
Cited
US2873618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |