US3451501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic emergency brake actuation system
Assignee: WILLIAM A APPLEGATE
•
Filing: 1968-10-14
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Granted: 1969-06-24
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Expires: 1988-10-14
Abstract
No abstract record available.
Inventors
- 👤 William A Applegate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:55
CPC Classifications
B; B60; B60T; B60T13/00; B60T13/74; B60T13/746; B60T7/00; B60T7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |