US3110378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake system
Assignee: Motors Liquidation Co
•
Filing: 1959-04-30
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Granted: 1963-11-12
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Expires: 1979-04-30
Abstract
No abstract record available.
Inventors
- 👤 Jack W Qualman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:08
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/78; B; B60; B60T; B60T13/00; B60T13/10; B60T13/12; B60T13/16; B60T13/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
99 words
IN A THROTTLE CONTROLLED MOTOR VEHICLE, THE COMBINATION OF A FLUID PRESSURE ACTUATED BRAKE, A SOURCE OF PRESSURE FLUID, PRESSURE CONTROL MEANS FOR REGULATING THE PRESSURE OF THE FLUID SUPPLIED BY THE SOURCE FOR ACTUATING THE VEHICLE BRAKE, MEANS COACTING WITH THE PRESSURE CONTROL MEANS SO AS TO VARY THE BRAKING CAPACITY OF THE VEHICLE BRAKE AND THEREBY AFFORD PLURAL RANGES OF BRAKING COOLING FLUID SUPPLY MEANS SO ARRANGED AS TO BE RENDERED EFFECTIVE TO FURNISH COOLING FLUID TO THE VEHICLE BRAKE WHEN THE PRESSURE DELIVERED TO THE BRAKE IS OF A PREDETERMINED VALUE, AND MEANS FOR INTERRUPTING THE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |