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US3217337A Expired / Lapsed US ⏱️ 0.0 years remaining

Toilet bowl assembly

Assignee: Mission West Manufacturing Co
•
Filing: 1961-12-19
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Granted: 1965-11-16
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Expires: 1981-12-19
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Abstract

No abstract record available.

Inventors

  • 👤 Robert F O'brien

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 11:17
CPC Classifications
E; E03; E03D; E03D11/00; E03D5/00; E03D5/012; E03D5/02; E03D5/026; E03D5/08; Y; Y02; Y02A; Y02A10/00; Y02A10/30

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 192 words
A DELAYED CLOSING VALVE OF THE CHARACTER DESCRIBED COMPRISING: A VALVE BODY; A MOVABLE WALL DIVIDING THE INTERIOR OF THE VALVE BODY INTO A CONTROL CHAMBER AND A VALVE CHAMBER, SAID VALVE CHAMBER HAVING AN INLET PORT FOR COMMUNICATION WITH A SOURCE OF WATER UNDER PRESSURE AND HAVING AN OUTLET PORT TO RECEIVE WATER FROM SAID INLET PORT, SAID MOVABLE WALL BEING NORMALLY IN CLOSED POSITION CLOSING SAID OUTLET PORT, SAID MOVABLE WALL HAVING A PORT IN COMMUNICATION WITH SAID OUTLET PORT; A VALVE MEMBER IN SAID CONTROL CHAMBER NORMALLY SEATED IN AND CLOSING SAID PORT OF THE MOVABLE WALL; YIELDING MEANS IN SAID CONTROL CHAMBER URGING SAID VALVE MEMBER TOWARDS SAID PORT IN THE MOVABLE WALL, SAID CONTROL CHAMBER HAVING A BLEEDER PORT IN COMMUNICATION WITH SAID SOURCE OF WATER WHEREBY THE FLUID PRESSURE IN TWO CHAMBERS EQUALIZES WHEN SAID VALVE MEMBER IS SEATED IN SAID PORT OF THE MOVABLE WALL WITH THE MOVABLE WALL CLOSING SAID OUTLET PORT; AND A CAGE FOR SAID VALVE MEMBER POSITIONED IN THE PATH OF MOVEMENT OF SAID MOVABLE WALL AWAY FROM SAID OUTLET PORT TO LIMIT THE RANGE OF MOVEMENT OF THE MOVABLE WALL.

References Cited (Backward Citations)

US2210630A Cited
US2345306A Cited
US2567025A Cited
US2449441A Cited
US2687869A Cited
US2730117A Cited
US2815510A Cited
US2815041A Cited
US3038169A Cited
US2971525A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-15 1969-05-17 1969-11-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-15 1973-05-17 1973-11-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-15 1977-05-17 1977-11-16 $7700.00 Window Closed / Lapsed

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