US2956405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power system
Assignee: Motors Liquidation Co
•
Filing: 1957-04-04
•
Granted: 1960-10-18
•
Expires: 1977-04-04
Abstract
No abstract record available.
Inventors
- 👤 Charles W Spalding
- 👤 Walter H West
- 👤 Bryan E Nixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:56
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/22; B62; B62D; B62D5/00; B62D5/06; B62D5/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1365347A
Cited
US2451334A
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US2559065A
Cited
US2674092A
Cited
US2799996A
Cited
US2818711A
Cited
US2850878A
Cited
US2850879A
Cited
US2846850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |