Patent US3175575A successfully refreshed from Google Patents.
US3175575A
Expired / Lapsed
US
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Mixing valve
Assignee: KEN RAY BRASS PRODUCTS Inc
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Filing: 1962-11-02
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Granted: 1965-03-30
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Expires: 1982-11-02
Abstract
No abstract record available.
Inventors
- 👤 Kay D Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:06
CPC Classifications
F; F16; F16K; F16K19/00; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/698; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
THE COMBINATION INCLUDING A HOUSING HAVING A REAR WALL WITH A PAIR OF SPACED APART OPENINGS AND A FRONT ACCESS DOOR, A VALVE COMPRISING STRUCTURE DEFINING A MIXING CHAMBER MOUNTED INSIDE SAID HOUSING AND HAVING A BACK SURFACE ABUTTING AGAINST SAID REAR WALL, MEANS ACCESSIBLE THROUGH THE DOOR OF SAID HOUSING FOR SECURING SAID BACK SURFACE IN ABUTTING RELATIONSHIP WITH SAID REAR WALL, SAID STRUCTURE HAVING A PAIR OF INLETS TO SAID CHAMBER AT THE UPPER END OF SAID CHAMBER AND EXTENDING THROUGH SAID SPACED APART OPENINGS IN SAID REAR WAL
Claim 2
Dependent Claim
91 words
THE COMBINATION INCLUDING A HOUSING HAVING A REAR WALL WITH A PAIR OF SPACED APART OPENINGS AND A FRONT ACCESS DOOR, A VALVE COMPRISING STRUCTURE DEFINING A MIXING CHAMBER MOUNTED INSIDE SAID HOUSING AND HAVING A BACK SURFACE ABUTTING AGAINST SAID REAR WALL, MEANS ACCESSIBLE THROUGH THE DOOR OF SAID HOUSING FOR SECURING SAID BACK SURFACE IN ABUTTING RELATIONSHIP WITH SAID REAR WALL, SAID STRUCTURE HAVING A PAIR OF INLETS TO SAID CHAMBER AT THE UPPER END OF SAID CHAMBER AND EXTENDING THROUGH SAID SPACED APART OPENINGS IN SAID REAR WAL
References Cited (Backward Citations)
US657562A
Cited
US924598A
Cited
US1946207A
Cited
US2236104A
Cited
US2747603A
Cited
US2959186A
Cited
US2872246A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |