US3068652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic brake mechanisms
Assignee: Whitnash PLC
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Filing: 1961-09-18
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Granted: 1962-12-18
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Expires: 1981-09-18
Abstract
No abstract record available.
Inventors
- 👤 Rodway John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:23
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/221; B60T17/222; B60T11/00; B60T11/10; B60T11/16; B60T11/22
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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |