US2575256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple motors for vehicles and control thereof
Assignee: Individual
•
Filing: 1945-04-19
•
Granted: 1951-11-13
•
Expires: 1965-04-19
Abstract
No abstract record available.
Inventors
- 👤 Bobard Emile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:14
CPC Classifications
B; B60; B60K; B60K7/00; B62; B62D; B62D49/00; B62D49/06; B62D49/0607; B62D59/00; B62D59/04; B60K5/00; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/221; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1168300A
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US1290277A
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GB236467A
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US1877126A
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FR675845A
Cited
US2030548A
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US2384470A
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US2483177A
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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) | 1954-11-12 | 1955-05-14 | 1955-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-12 | 1959-05-14 | 1959-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-12 | 1963-05-14 | 1963-11-13 | $7700.00 | Window Closed / Lapsed |