US3118985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shut off valve for hydraulic fluid vehicle braking systems
Assignee: Alex Manufacturing Corp
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Filing: 1961-12-26
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Granted: 1964-01-21
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Feibush Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:01
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T11/00; B60T11/10; B60T11/28; B60T11/32; B60T11/323; B60T17/226
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
83 words
IN A HYDRAULIC FLUID BRAKING SYSTEM HAVING FRONT AND REAR WHEELS, A SOURCE OF HYDRAULIC FLUID, A TUBULAR BODY INCLUDING A BORE HAVING AN INLET AT THE MIDDLE THEREOF ADAPTED FOR CONNECTION TO A MASTER CYLINDER, A MEMBER SECURED TO EACH END OF SAID BODY HAVING AN OUTLET CONNECTED WITH SAID FRONT AND REAR WHEEL BRAKES RESPECTIVELY, SAID OUTLETS EACH HAVING AN INWARDLY FACING VALVE SEAT, AND A NORMALLY UNRESTRICTED FREELY MOVABLE SHUTTLE VALVE ELEMENT SMALLER THAN AND LOOSELY FITTED IN THE BORE
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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |