US3200214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow control devices
Assignee: Individual
•
Filing: 1962-02-19
•
Granted: 1965-08-10
•
Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Fred B Aubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:09
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/40; H01H36/00; H01H36/0073; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/7726; Y10T137/7727; Y10T137/7781; Y10T137/7784; Y10T137/7785; Y10T137/7837; Y10T137/7904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A FLUID CONTROL DEVICE COMPRISING, A HOUSING, A FLUID INLET PASSAGE THEREIN, A FLUID OUTLET PASSAGE IN COMMUNICATION THEREWITH, A MOVABLE VALVE NORMALLY INTERIN COMRUPTING COMMUNICATION BETWEEN THE PASSAGES, SAID VALVE BEING MAGNETICALLY ATTRACTIVE, A MAGNET DISPOSED IN THE HOUSING AND ARRANGED ALONGSIDE OF THE VALVE AND EXERTING A MAGNETIC INFLUENCE ON THE VALVE TO NORMALLY MAINTAIN THE VALVE IN CLOSING POSITION, THE VALVE BEING CAPABLE OF DISPLACEMENT IN OPPOSITION TO THE MAGNETIC ATTRACTION, TO OPEN POSITION BY PREDETERMINED EXCESS OF FLUID PRESSURE THROUGH THE INLET PASSAGE AND RETURNABLE TO CLOSED POSITION BY SAID MAGNETIC INFLUENCE AFTER THE EXCESS OF FLUID PRESSURE CEASES, AND SWITCHING MEANS CONTROLLED BY MOVEMENTS OF THE VALVE.
Claim 2
Dependent Claim
112 words
A FLUID CONTROL DEVICE COMPRISING, A HOUSING, A FLUID INLET PASSAGE THEREIN, A FLUID OUTLET PASSAGE IN COMMUNICATION THEREWITH, A MOVABLE VALVE NORMALLY INTERIN COMRUPTING COMMUNICATION BETWEEN THE PASSAGES, SAID VALVE BEING MAGNETICALLY ATTRACTIVE, A MAGNET DISPOSED IN THE HOUSING AND ARRANGED ALONGSIDE OF THE VALVE AND EXERTING A MAGNETIC INFLUENCE ON THE VALVE TO NORMALLY MAINTAIN THE VALVE IN CLOSING POSITION, THE VALVE BEING CAPABLE OF DISPLACEMENT IN OPPOSITION TO THE MAGNETIC ATTRACTION, TO OPEN POSITION BY PREDETERMINED EXCESS OF FLUID PRESSURE THROUGH THE INLET PASSAGE AND RETURNABLE TO CLOSED POSITION BY SAID MAGNETIC INFLUENCE AFTER THE EXCESS OF FLUID PRESSURE CEASES, AND SWITCHING MEANS CONTROLLED BY MOVEMENTS OF THE VALVE.
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |