Patent US3244388A successfully refreshed from Google Patents.
US3244388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated pipe hanger construction
Assignee: Individual
•
Filing: 1964-01-20
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Granted: 1966-04-05
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Jack W Coffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:50
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/12; F16L59/135; F16L3/00; F16L3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A UNITARY INSULATED PIPE HANGER CONSTRUCTION FOR USE WITH PIPE HAVING INSULATED COVERING COMPRISING IN COMBINATION: A PIPE ENCIRCLING HANGER BODY MEANS COMPRISING A PAIR OF SEMI-CYLINDRICAL CLAMP-LIKE HANGER BODY MEMBERS HINGED TOGETHER AND HAVING A SELECTED WIDTH, SAID HANGER MEMBERS HAVING SPACED PARALLEL OPPOSED LONGITUDINAL MARGINAL WALLS WITH OUTWARDLY DIRECTED RETURN EDGE PORTIONS PROVIDING LONGITUDINALLY EXTENDING DOWNWARDLY FACING GROOVES; A PAIR OF SEMI-CYLINDRICAL INSULATING BLOCK SECTIONS, EACH SECURED TO THE INTERNAL FACE OF ONE OF THE HANGER BODY MEMBERS, SAID INSULATING SECTIONS EXTENDING BEYOND SAID HANGER BODY MEMBERS AND PROVIDING END ABUTTING PORTIONS FOR COOPERATIVE END FACE ENGAGEMENT WITH ADJACENT PIPE INSULATED COVERINGS, SAID INSULATED BLOCK SECTIONS INCLUDING A VAPOR BARRIER MEANS, SAID END ABUTTING PORTIONS BEING ADAPTED TO EACH PARTIALLY SEALINGLY SUPPORT A JOINT SEALING TAPE; AND LOCK MEANS FOR SAID HANGER BODY MEMBERS INCLUDING PARALLEL LOCK RIBS SLIDABLY RECEIVED IN SAID GROOVES AND INTERENGAGING WITH SAID RETURN EDGE PORTIONS FOR TIGHTLY RETAINING SAID INSULATING SECTIONS IN SEALING ABUTMENT ABOUT A PIPE.
Claim 2
Dependent Claim
164 words
A UNITARY INSULATED PIPE HANGER CONSTRUCTION FOR USE WITH PIPE HAVING INSULATED COVERING COMPRISING IN COMBINATION: A PIPE ENCIRCLING HANGER BODY MEANS COMPRISING A PAIR OF SEMI-CYLINDRICAL CLAMP-LIKE HANGER BODY MEMBERS HINGED TOGETHER AND HAVING A SELECTED WIDTH, SAID HANGER MEMBERS HAVING SPACED PARALLEL OPPOSED LONGITUDINAL MARGINAL WALLS WITH OUTWARDLY DIRECTED RETURN EDGE PORTIONS PROVIDING LONGITUDINALLY EXTENDING DOWNWARDLY FACING GROOVES; A PAIR OF SEMI-CYLINDRICAL INSULATING BLOCK SECTIONS, EACH SECURED TO THE INTERNAL FACE OF ONE OF THE HANGER BODY MEMBERS, SAID INSULATING SECTIONS EXTENDING BEYOND SAID HANGER BODY MEMBERS AND PROVIDING END ABUTTING PORTIONS FOR COOPERATIVE END FACE ENGAGEMENT WITH ADJACENT PIPE INSULATED COVERINGS, SAID INSULATED BLOCK SECTIONS INCLUDING A VAPOR BARRIER MEANS, SAID END ABUTTING PORTIONS BEING ADAPTED TO EACH PARTIALLY SEALINGLY SUPPORT A JOINT SEALING TAPE; AND LOCK MEANS FOR SAID HANGER BODY MEMBERS INCLUDING PARALLEL LOCK RIBS SLIDABLY RECEIVED IN SAID GROOVES AND INTERENGAGING WITH SAID RETURN EDGE PORTIONS FOR TIGHTLY RETAINING SAID INSULATING SECTIONS IN SEALING ABUTMENT ABOUT A PIPE.
References Cited (Backward Citations)
GB230696A
Cited
US1758040A
Cited
US1825842A
Cited
US2290139A
Cited
US2324181A
Cited
US2405330A
Cited
US2532587A
Cited
US2545030A
Cited
US3000433A
Cited
US2979298A
Cited
US2919721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |