US3467228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic adjusting device for use in brakes
Assignee: Dunlop Co Ltd
•
Filing: 1967-08-04
•
Granted: 1969-09-16
•
Expires: 1987-08-04
Abstract
No abstract record available.
Inventors
- 👤 Richard Northam Knights
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:55
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/34; F16D2125/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3211263A
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 |