US3211173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined service t and excessive-flow safety valve
Assignee: Mueller Co
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Filing: 1961-11-15
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Granted: 1965-10-12
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Expires: 1981-11-15
Abstract
No abstract record available.
Inventors
- 👤 Frank H Mueller
- 👤 Lawrence F Luckenbill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:17
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/02; F16K27/029; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7613; Y10T137/7722; Y10T137/7723; Y10T137/7726; Y10T137/7727; Y10T137/7729; Y10T137/7837; Y10T137/7869
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
A SERVICE T COMPRISING: A T BODY HAVING A THROUGH BORE AND A LATERAL OUTLET, ONE END OF SAID BORE CONSTITUTING AN INLET, SAID BORE HAVING A THREADED SECTION AND A SMOOTHSURFACED SECTION; AN ASSEMBLY CONSTITUTING A PLUG FOR THE OTHER END OF SAID BORE AND AN EXCESSIVE-FLOW SAFETY VALVE COMPRISING AN ELONGATED MEMBER EXTENDING FROM ONE SIDE OF SAID LATERAL OUTLET TO THE OTHER AND THREADEDLY ENGAGED WITH SAID BORE THREADED SECTION, SAID MEMBER HAVING AN OPEN FACING SADI INLET, A CLOSED END BLOCKING THE OTHER END OF SAID BORE, AND A FLOW PASSAGE EXTENDING INWARDLY FROM SAID OPEN END AND TERMINATING IN AT LEAST ONE LATERAL PORT IN COMMUNICATION WITH SAID LATERAL OUTLET, A VALVE SEAT IN SAID PASSAGE REMOTE FROM SAID MEMBER OPEN END, A VALVE ELEMENT IN SAID PASSAGE ENGAGEABLE WITH SAID SEAT TO SHUT OFF FLOW THROUGH SAID PASSAGE, MEANS NORMALLY RETAINING SAID VALVE ELEMENT OUT OF ENGAGEMENT WITH SAID SEAT AND RESPONSIVE TO EXCESSIVE FLOW PAST SAID VALVE ELEMENT TO RELEASE THE LATTER FOR MOVEMENT BY THE
Claim 2
Dependent Claim
173 words
A SERVICE T COMPRISING: A T BODY HAVING A THROUGH BORE AND A LATERAL OUTLET, ONE END OF SAID BORE CONSTITUTING AN INLET, SAID BORE HAVING A THREADED SECTION AND A SMOOTHSURFACED SECTION; AN ASSEMBLY CONSTITUTING A PLUG FOR THE OTHER END OF SAID BORE AND AN EXCESSIVE-FLOW SAFETY VALVE COMPRISING AN ELONGATED MEMBER EXTENDING FROM ONE SIDE OF SAID LATERAL OUTLET TO THE OTHER AND THREADEDLY ENGAGED WITH SAID BORE THREADED SECTION, SAID MEMBER HAVING AN OPEN FACING SADI INLET, A CLOSED END BLOCKING THE OTHER END OF SAID BORE, AND A FLOW PASSAGE EXTENDING INWARDLY FROM SAID OPEN END AND TERMINATING IN AT LEAST ONE LATERAL PORT IN COMMUNICATION WITH SAID LATERAL OUTLET, A VALVE SEAT IN SAID PASSAGE REMOTE FROM SAID MEMBER OPEN END, A VALVE ELEMENT IN SAID PASSAGE ENGAGEABLE WITH SAID SEAT TO SHUT OFF FLOW THROUGH SAID PASSAGE, MEANS NORMALLY RETAINING SAID VALVE ELEMENT OUT OF ENGAGEMENT WITH SAID SEAT AND RESPONSIVE TO EXCESSIVE FLOW PAST SAID VALVE ELEMENT TO RELEASE THE LATTER FOR MOVEMENT BY 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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |