US2987962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Motors Liquidation Co
•
Filing: 1957-09-30
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Granted: 1961-06-13
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Expires: 1977-09-30
Abstract
No abstract record available.
Inventors
- 👤 James M Helka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:47
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/06; B60R1/062; B60R1/064; B60R1/066; B60R1/068; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2042; Y10T74/20432
Claims Analysis
Total Claims: 0
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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 |