US3310944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Master cylinder
Assignee: Motors Liquidation Co
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Filing: 1965-05-03
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Granted: 1967-03-28
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Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Robert H Bauman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:25
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/16; B60T11/20
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
90 words
A MASTER CYLINDER HAVING A PRESSURE GENERATOR BODY WITH A BORE FORMED THEREIN, FIRST AND SECOND FLUID PRESSURIZING MEANS AND FIRST AND SECOND NORMALLY OPEN COMPENSATING VALVE MEANS ALTERNATELY POSITIONED IN AXIAL ALIGNMENT IN SAID BORE TO PROVIDE TANDEM ARRANGED FIRST AND SECOND FLUID PRESSURIZING CHAMBERS, PRESSURIZED FLUID OUTLETS FOR EACH OF SAID FLUID PRESSURIZING CHAMBERS, FIRST COMPRESSIVELY YIELDABLE FORCE-TRANSMITTING MEANS INTERMEDIATE AND MECHANICALLY INTERCONNECTING SAID FIRST FLUID PRESSURIZING MEANS AND SAID FIRST VALVE MEANS, AND SECOND COMPRESSIVELY YIELDABLE FORCETRANSMITTING MEANS INTERMEDIATE AND MECHANICALLY INTERCONNECTING SAID SECOND FLUID PRESSURIZING MEANS
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |