US3185490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced gasket for bell and spigot concrete conduit
Assignee: Gagne Enterprises Inc
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Filing: 1962-05-04
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Granted: 1965-05-25
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Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Archie R Gagne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:23
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/02; F16L17/03; F16L17/032; Y; Y10; Y10S; Y10S277/00; Y10S277/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN AN IMPROVED SEAL FOR A BELL AND SPIGOT JOINT BETWEEN CONTIGUOUS SECTIONS OF CONCRETE CONDUIT OF THE TYPE WHEREIN A SHOULDER IS FORMED ON SAID SPIGOT SPACED FROM THE END THEREOF, AND A SHOULDER IS PROVIDED ON SAID BELL SPACED FROM THE SHOULDER ON SAID SPIGOT WHEN SAID SECTIONS ARE BROUGH "HOME," THE IMPROVEMENT WHEREIN SAID SEAL COMPRISES A MOLDED ENDLESS REINFORCED ELASTOMERIC RING ADAPTED TO BE STRETCHED ON SAID SPIGOT, SAID RING HAVING AN ENDLESS ELASTICALLY YIELDABLE REINFORCING MEMBER COMPLETELY EMBEDDED THEREIN AND MOLDED INTEGRALLY THEREWITH, SAID RING HAVING A GENERALLY TRAPEZOIDAL CROSS SECTION WITH ITS BASE IN CONTACT WITH THE SURFACE OF SAID SPIGOT, SHORT AND LONG SIDES ON SAID RING EXTENDING SUBSTANTIALLY AT RIGHT ANGLES FROM THE BASE THEREOF AND
Claim 2
Dependent Claim
124 words
IN AN IMPROVED SEAL FOR A BELL AND SPIGOT JOINT BETWEEN CONTIGUOUS SECTIONS OF CONCRETE CONDUIT OF THE TYPE WHEREIN A SHOULDER IS FORMED ON SAID SPIGOT SPACED FROM THE END THEREOF, AND A SHOULDER IS PROVIDED ON SAID BELL SPACED FROM THE SHOULDER ON SAID SPIGOT WHEN SAID SECTIONS ARE BROUGH "HOME," THE IMPROVEMENT WHEREIN SAID SEAL COMPRISES A MOLDED ENDLESS REINFORCED ELASTOMERIC RING ADAPTED TO BE STRETCHED ON SAID SPIGOT, SAID RING HAVING AN ENDLESS ELASTICALLY YIELDABLE REINFORCING MEMBER COMPLETELY EMBEDDED THEREIN AND MOLDED INTEGRALLY THEREWITH, SAID RING HAVING A GENERALLY TRAPEZOIDAL CROSS SECTION WITH ITS BASE IN CONTACT WITH THE SURFACE OF SAID SPIGOT, SHORT AND LONG SIDES ON SAID RING EXTENDING SUBSTANTIALLY AT RIGHT ANGLES FROM THE BASE THEREOF AND
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) | 1968-05-24 | 1968-11-23 | 1969-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-24 | 1972-11-23 | 1973-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-24 | 1976-11-23 | 1977-05-25 | $7700.00 | Window Closed / Lapsed |