US3229711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for connecting a service line to a main without escape of fluidfrom the main to the atmosphere
Assignee: Mueller Co
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Filing: 1963-10-30
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Granted: 1966-01-18
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Wilbur R Leopold
- 👤 John J Smith
- 👤 Lawrence F Luckenbill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:16
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/04; Y; Y10; Y10T; Y10T137/00; Y10T137/598; Y10T137/612; Y10T137/6123; Y10T137/7722; Y10T137/7723; Y10T137/7726; Y10T137/7837; Y10T137/7869; Y10T29/00; Y10T29/49; Y10T29/49403; Y10T408/00; Y10T408/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
122 words
APPARATUS FOR CONNECTING A SERVICE LINE TO A MAIN WITHOUT ESCAPE OF FLUID TO THE ATMOSPHERE, COMPRISING: A NIPPLE ADAPTED TO HAVE ONE END THEREOF SECURED FLUIDTIGHT TO THE WALL OF A MAIN AND THE OTHER END THEREOF SECURED FLUID-TIGHT TO AN END OF A SERVICE LINE; AN EXCESSIVEFLOW-SAFETY-VALVE MEANS RESETTABLE BY REDUCTION OF THE PRESSURE DIFFERENTIAL THEREACROSS WHEN CLOSED AND ADAPTED TO BE INSERTED INTO SAID NIPPLE FROM SAID OTHER END THEREOF, SAID VALVE MEANS INCLUDING A SLEEVE-LIKE BODY; INTER ENGAGEABLE THREAD MEANS IN SAID NIPPLE AND ON SAID BODY FOR FASTENING SAID VALVE MEANS IN SAID BODY; AND MEANS ON THE OUTER END OF SAID BODY DETACHABLY ENGAGEABLE BY A TOOL FOR INSERTING SAID VALVE MEANS INTO SAID NIPPLE AND
References Cited (Backward Citations)
US2569316A
Cited
US2784933A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |