US3089507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air eject system control valve
Assignee: —
•
Filing: —
•
Granted: 1963-05-14
•
Expires: 1980-05-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:25
CPC Classifications
F; F16; F16K; F16K35/00; F16K35/06; Y; Y10; Y10T; Y10T137/00; Y10T137/7069; Y10T137/7722; Y10T137/7837; Y10T137/7876; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86686; Y10T70/00; Y10T70/50; Y10T70/5611; Y10T70/5615; Y10T70/5619; Y10T70/5624
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A VALVE FOR A FLUID CONTROL SYSTEM COMPRISING A VALVE BODY HAVING A VALVE CHAMBER, VALVE SEATING MEANS WITHIN SAID VALVE BODY, AN INLET AND OUTLET PORT CONNECTED TO SAID VALVE CHAMBER, A VALVE MEMBER OPERABLY MOUNTED AT ONE END OF A VALVE STEM WITHIN SAID VALVE BODY TO CONTROL THE FLOW OF FLUID PASSING THROUGH SAID INLET AND OUTLET, VENT MEANS OPERABLY CONNECTED TO THE INTERIOR OF SAID BODY AND SAID OUTLET WHEN SAID VALVE MEMBER IS IN CLOSED POSITION, LOCKING MEANS FOR MAINTAINING SAID VALVE MEMBER IN A CLOSED POSITION, RETAINING MEANS FOR HOLDING SAID LOCKING MEANS IN LOCKED POSITION, SAID RETAINING MEANS
Claim 2
Dependent Claim
105 words
A VALVE FOR A FLUID CONTROL SYSTEM COMPRISING A VALVE BODY HAVING A VALVE CHAMBER, VALVE SEATING MEANS WITHIN SAID VALVE BODY, AN INLET AND OUTLET PORT CONNECTED TO SAID VALVE CHAMBER, A VALVE MEMBER OPERABLY MOUNTED AT ONE END OF A VALVE STEM WITHIN SAID VALVE BODY TO CONTROL THE FLOW OF FLUID PASSING THROUGH SAID INLET AND OUTLET, VENT MEANS OPERABLY CONNECTED TO THE INTERIOR OF SAID BODY AND SAID OUTLET WHEN SAID VALVE MEMBER IS IN CLOSED POSITION, LOCKING MEANS FOR MAINTAINING SAID VALVE MEMBER IN A CLOSED POSITION, RETAINING MEANS FOR HOLDING SAID LOCKING MEANS IN LOCKED POSITION, SAID RETAINING MEANS
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |