Patent US3332710A successfully refreshed from Google Patents.
US3332710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flanged pipes with low clamping stress
Assignee: Chevron USA Inc
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Filing: 1966-08-03
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Granted: 1967-07-25
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Expires: 1986-08-03
Abstract
No abstract record available.
Inventors
- 👤 Doty William Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:53
CPC Classifications
F; F16; F16L; F16L49/00; F16L49/04; Y; Y10; Y10S; Y10S285/00; Y10S285/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A JOINT FOR RELEASABLY JOINING GLASSWARE MEMBERS IN FLUID-TIGHT CONTACT, COMPRISING A PAIR OF GLASSWARE SECTIONS HAVING ADJACENT FLANGED ENDS, SAID FLANGED ENDS HAVING INTERIOR ADJACENT FACES PROVIDED WITH GROOVES, AND OUTER FACES REMOTE FROM SAID INTERIOR FACES, A GASKET OF RESILIENT MATERIAL CONFINED IN SAID GROOVES, A RELEASABLE CLAMP TO RELEASABLY CONFINE SAID GASKET IN SAID GROOVES UNDER SUBSTANTIALLY UNIFORM CIRCUMFERENTIAL PRESSURE, SAID CLAMP INCLUDING A PAIR OF SUPPORT MEMBERS AXIALLY SPACED APART ADJACENT TO SAID OUTER FACES OF SAID FLANGED ENDS, CONNECTING MEANS OPERATIVELY ENGAGED BETWEEN SAID SUPPORT MEMBERS FOR AXIALLY URGING SAID SUPPORT MEMBERS INTO CONTACT WITH SAID OUTER FACES OF SAID FLANGED ENDS TO CONFINE SAID GASKET, AND A PAIR OF RESILIENT CUSHIONS COAXIAL OF SAID
Claim 2
Dependent Claim
120 words
A JOINT FOR RELEASABLY JOINING GLASSWARE MEMBERS IN FLUID-TIGHT CONTACT, COMPRISING A PAIR OF GLASSWARE SECTIONS HAVING ADJACENT FLANGED ENDS, SAID FLANGED ENDS HAVING INTERIOR ADJACENT FACES PROVIDED WITH GROOVES, AND OUTER FACES REMOTE FROM SAID INTERIOR FACES, A GASKET OF RESILIENT MATERIAL CONFINED IN SAID GROOVES, A RELEASABLE CLAMP TO RELEASABLY CONFINE SAID GASKET IN SAID GROOVES UNDER SUBSTANTIALLY UNIFORM CIRCUMFERENTIAL PRESSURE, SAID CLAMP INCLUDING A PAIR OF SUPPORT MEMBERS AXIALLY SPACED APART ADJACENT TO SAID OUTER FACES OF SAID FLANGED ENDS, CONNECTING MEANS OPERATIVELY ENGAGED BETWEEN SAID SUPPORT MEMBERS FOR AXIALLY URGING SAID SUPPORT MEMBERS INTO CONTACT WITH SAID OUTER FACES OF SAID FLANGED ENDS TO CONFINE SAID GASKET, AND A PAIR OF RESILIENT CUSHIONS COAXIAL OF SAID
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) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |