Patent US3267956A successfully refreshed from Google Patents.
US3267956A
Expired / Lapsed
US
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Frost-proof sillcock
Assignee: Nibco Inc
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Filing: 1964-05-11
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Granted: 1966-08-23
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Robert R Kline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:18
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6969; Y10T137/698; Y10T137/7504; Y10T137/7668
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A FROST-FREE SILLCOCK COMPRISING: A HOLLOW BODY MEMBER HAVING AN EXTERIOR PORTION AND AN ELONGATED INTERIOR PORTION PROJECTING THEREFROM; SAID EXTERIOR PORTION HAVING A DISCHARGE PORT AND AN OPEN END; SAID OPEN END ALIGNED WITH SAID INTERIOR PORTION OF SAID BODY MEMBER; MEANS FOR CLOSING SAID OPEN END; A VALVE STEM EXTENDING THROUGH SAID MEANS AND LENGTHWISE SUBSTANTIALLY THE FULL LENGTH OF SAID INTERIOR PORTION; THE INNER END OF SAID VALVE STEM MOUNTING A VALVING UNIT, SAID VALVING UNIT HAVING A VALVE BODY, A VALVE MEMBER AND A VALVE SEAT SAID VALVE MEMBER BEING MOUNTED, INTERMEDIATE SAID VALVE STEM AND SAID VALVE SEAT; THE DIAMETER OF SAID VALVING UNIT BEING LESS THAN THAT OF THE OPENING IN SAID OPEN END AND BEING AXIALLY SLIDEABLE INTO SAID BODY MEMBER AND A LOCKING ELEMENT ON SAID VALVE BODY LOCKING SAID VALVE BODY AGAINST ROTATION TO SAID INTERIOR PORTION OF SAID HOUSING ADJACENT THE INNER END THEREOF, PERMITTING SAID STEM, AND VALVING UNIT TO BE WITHDRAWN AXIALLY FROM SAID BODY MEMBER THROUGH SAID OPEN END.
Claim 2
Dependent Claim
172 words
A FROST-FREE SILLCOCK COMPRISING: A HOLLOW BODY MEMBER HAVING AN EXTERIOR PORTION AND AN ELONGATED INTERIOR PORTION PROJECTING THEREFROM; SAID EXTERIOR PORTION HAVING A DISCHARGE PORT AND AN OPEN END; SAID OPEN END ALIGNED WITH SAID INTERIOR PORTION OF SAID BODY MEMBER; MEANS FOR CLOSING SAID OPEN END; A VALVE STEM EXTENDING THROUGH SAID MEANS AND LENGTHWISE SUBSTANTIALLY THE FULL LENGTH OF SAID INTERIOR PORTION; THE INNER END OF SAID VALVE STEM MOUNTING A VALVING UNIT, SAID VALVING UNIT HAVING A VALVE BODY, A VALVE MEMBER AND A VALVE SEAT SAID VALVE MEMBER BEING MOUNTED, INTERMEDIATE SAID VALVE STEM AND SAID VALVE SEAT; THE DIAMETER OF SAID VALVING UNIT BEING LESS THAN THAT OF THE OPENING IN SAID OPEN END AND BEING AXIALLY SLIDEABLE INTO SAID BODY MEMBER AND A LOCKING ELEMENT ON SAID VALVE BODY LOCKING SAID VALVE BODY AGAINST ROTATION TO SAID INTERIOR PORTION OF SAID HOUSING ADJACENT THE INNER END THEREOF, PERMITTING SAID STEM, AND VALVING UNIT TO BE WITHDRAWN AXIALLY FROM SAID BODY MEMBER THROUGH SAID OPEN END.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |