US3467442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle antiskid braking systems
Assignee: Dunlop Co Ltd
•
Filing: 1967-06-30
•
Granted: 1969-09-16
•
Expires: 1987-06-30
Abstract
No abstract record available.
Inventors
- 👤 John Walter Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:47
CPC Classifications
B; B60; B60T; B60T8/00; B60T8/32; B60T8/34; B60T8/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3260556A
Cited
US3306677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |