US3148692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bistable fluid device
Assignee: Unisys Corp
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Filing: 1962-09-17
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Granted: 1964-09-15
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 William J Seaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:08
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A BISTABLE FLUID DEVICE COMPRISING (1) A FIRST CHAMBER HAVING A FIRST RESTRICTING INLET ADAPTED TO RECEIVE A FLUID UNDER PRESSURE AND A FIRST RESTRICTING OUTLET, (2) A SECOND CHAMBER HAVING A SECOND RESTRICTING INLET ADAPTED TO RECEIVE SAID FLUID UNDER PRESSURE AND A SECOND RESTRICTING OUTLET. (3) A FIRST NOZZLE RESPONSIVE TO THE PRESSURE OF THE FLUID IN SAID SECOND CHAMBER AND DISPOSED IN SAID FIRST OUTLET FOR AIDING IN EXHAUSTING THE FLUID FROM SAID FIRST CHAMBER,
Claim 2
Dependent Claim
78 words
A BISTABLE FLUID DEVICE COMPRISING (1) A FIRST CHAMBER HAVING A FIRST RESTRICTING INLET ADAPTED TO RECEIVE A FLUID UNDER PRESSURE AND A FIRST RESTRICTING OUTLET, (2) A SECOND CHAMBER HAVING A SECOND RESTRICTING INLET ADAPTED TO RECEIVE SAID FLUID UNDER PRESSURE AND A SECOND RESTRICTING OUTLET. (3) A FIRST NOZZLE RESPONSIVE TO THE PRESSURE OF THE FLUID IN SAID SECOND CHAMBER AND DISPOSED IN SAID FIRST OUTLET FOR AIDING IN EXHAUSTING THE FLUID FROM SAID FIRST CHAMBER,
References Cited (Backward Citations)
US3016063A
Cited
US3004547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |