US3503652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for electric brake
Assignee: Motor Wheel Corp
•
Filing: 1968-03-08
•
Granted: 1970-03-31
•
Expires: 1988-03-08
Abstract
No abstract record available.
Inventors
- 👤 Jan A Vanden Broek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:49
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/17; B60T8/1701; B60T8/1708; B60T13/00; B60T13/10; B60T13/58; B60T13/585; B60T13/586
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3423135A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-30 | 1973-09-29 | 1974-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-30 | 1977-09-29 | 1978-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-30 | 1981-09-29 | 1982-03-31 | $7700.00 | Window Closed / Lapsed |