US3076474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire hydrant
Assignee: Mueller Co
•
Filing: 1959-11-20
•
Granted: 1963-02-05
•
Expires: 1979-11-20
Abstract
No abstract record available.
Inventors
- 👤 James H Skomp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:14
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/04; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4273; Y10T137/5327; Y10T137/5497; Y10T137/5503; Y10T137/5532; Y10T137/5762
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A FIRE HYDRANT COMPRISING: A BARREL; A HYDRANT SHOE DETACHABLY CONNECTED TO THE LOWER END OF SAID BARREL; A VALVE SEAT RING THREADEDLY ENGAGED WITHIN THE UPPER END OF SAID SHOE AND REMOVABLE UPWARDLY THROUGH SAID BARREL, SAID RING INCLUDING AN OUTER ANNULAR PORTION HAVING A DOWNWARDLY FACING ANNULAR VALVE SEAT AND AN INNER TUBULAR PORTION CONNECTED TO SAID OUTER PORTION BY RADIAL ARMS, THE INTERIOR OF SAID TUBULAR PORTION BEING PROVIDED WITH A CYLINDRICAL SECTION OF SUBSTANTIALLY UNIFORM DIAMETER; DRAIN MEANS, FOR PROVIDING COMMUNICATION BETWEEN THE EXTERIOR OF SAID SHOE AND THE INTERIOR OF THE HYDRANT ABOVE SAID VALVE SEAT, INCLUDING A PASSAGEWAY IN AT LEAST ONE OF SAID ARMS TERMINATING AT ITS INNER END RADIALLY WITHIN SAID CYLINDRICAL SECTION OF SAID SEAT RING TUBULAR PORTION; A VALVE STEM EXTENDING THROUGH SAID BARREL AND HAVING A LOWER PORTION GUIDED FOR RECIPROCATION WITHIN SAID SEAT RING TUBULAR PORTION AND PROVIDED WITH A CYLINDRICAL SECTION HAVING AN UNINTERRUPTED SMOOTH EXTERIOR SURFACE FOR BLOCKING SAID PASSAGEWAY INNER END; A VALVE HEAD ON THE LOWER END OF SAID STEM SEATABLE ON SAID SEAT, THE INNER END OF SAID PASSAGEWAY BEING BLOCKED BY SAID STEM CYLINDRICAL SECTION WHEN SAID VALVE IS UNSEATED
Claim 2
Dependent Claim
198 words
A FIRE HYDRANT COMPRISING: A BARREL; A HYDRANT SHOE DETACHABLY CONNECTED TO THE LOWER END OF SAID BARREL; A VALVE SEAT RING THREADEDLY ENGAGED WITHIN THE UPPER END OF SAID SHOE AND REMOVABLE UPWARDLY THROUGH SAID BARREL, SAID RING INCLUDING AN OUTER ANNULAR PORTION HAVING A DOWNWARDLY FACING ANNULAR VALVE SEAT AND AN INNER TUBULAR PORTION CONNECTED TO SAID OUTER PORTION BY RADIAL ARMS, THE INTERIOR OF SAID TUBULAR PORTION BEING PROVIDED WITH A CYLINDRICAL SECTION OF SUBSTANTIALLY UNIFORM DIAMETER; DRAIN MEANS, FOR PROVIDING COMMUNICATION BETWEEN THE EXTERIOR OF SAID SHOE AND THE INTERIOR OF THE HYDRANT ABOVE SAID VALVE SEAT, INCLUDING A PASSAGEWAY IN AT LEAST ONE OF SAID ARMS TERMINATING AT ITS INNER END RADIALLY WITHIN SAID CYLINDRICAL SECTION OF SAID SEAT RING TUBULAR PORTION; A VALVE STEM EXTENDING THROUGH SAID BARREL AND HAVING A LOWER PORTION GUIDED FOR RECIPROCATION WITHIN SAID SEAT RING TUBULAR PORTION AND PROVIDED WITH A CYLINDRICAL SECTION HAVING AN UNINTERRUPTED SMOOTH EXTERIOR SURFACE FOR BLOCKING SAID PASSAGEWAY INNER END; A VALVE HEAD ON THE LOWER END OF SAID STEM SEATABLE ON SAID SEAT, THE INNER END OF SAID PASSAGEWAY BEING BLOCKED BY SAID STEM CYLINDRICAL SECTION WHEN SAID VALVE IS UNSEATED
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |