US3392809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc brakes
Assignee: Dunlop Rubber Co Ltd
•
Filing: 1967-08-24
•
Granted: 1968-07-16
•
Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Hodkinson Harold
- 👤 Evans Anthony Colin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:57
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/225; F16D55/226; F16D55/2265; F16D55/22655; F16D55/227; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2531341A
Cited
US2820530A
Cited
FR1146983A
Cited
US2966964A
Cited
US3003587A
Cited
US3280933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |