US3131953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve and means for attaching the same to a conduit
Assignee: Hays Manufacturing Co
•
Filing: 1961-11-30
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Granted: 1964-05-05
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Expires: 1981-11-30
Abstract
No abstract record available.
Inventors
- 👤 Richard T Windsor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:39
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/042; F; F16; F16L; F16L41/00; F16L41/08; F16L41/088; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49876; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/4994; Y10T29/49943
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
61 words
IN COMBINATION, A PIPE AND A CONNECTION MEMBER, SAID PIPE HAVING A HOLE IN ONE WALL THEREOF, A RESILIENT SLEEVE IN SAID HOLE, SAID CONNECTION MEMBER HAVING A FLANGE ON ITS INSIDE END, AND A GARTER SPRING ATTACHED TO THE INSIDE END OF SAID SLEEVE, SAID GARTER SPRING BEING THICKER THAN THE DIFFERENCE IN RADIUS OF SAID HOLE AND SAID FLANGE.
References Cited (Backward Citations)
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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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |