US3531767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual-compartment master cylinder liquid-level indicator
Assignee: Continental Teves AG and Co OHG
•
Filing: 1967-10-26
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Granted: 1970-09-29
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Expires: 1987-10-26
Abstract
No abstract record available.
Inventors
- 👤 Hans-Christof Klein
- 👤 Gert Schrader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:38
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T17/225; G; G01; G01F; G01F23/00; G01F23/30; G01F23/32; G01F23/34; G01F23/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2433968A
Cited
US2855479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |