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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 5223571 B1

PDFFull Text
Date of Patent:
Jun. 29, 1993

Filed:

Jan. 17, 1992

Gas-impermeable resinous composition

Applicant:
Inventors:

Ichiro Igarashi, Komaki, JP;

Hiroaki Ito, Inuyama, JP;

Assignee:

Tokai Rubber Industries, Ltd., Aichi, JP;

Attorney:

Oliff & Berridge

Primary Examiner:

John Kight, III

Assistant Examiner:

Richard Jones

Int. Cl.
CPC ...
C08L / ; C08L / ; F16L / ;
U.S. Cl.
CPC ...
525 58 ; 525178 ; 525184 ; 138123 ; 138124 ; 138125 ; 138126 ; 138132 ; 138137 ; 138138 ; 138141 ; 138153 ; 528335 ; 528339 ; 428 361 ; 428 362 ; 428 368 ; 428 369 ;
Abstract

A refrigerant-transport hose having an inner tube, an outer tube located radially outwardly of the inner tube, and a reinforcing fiber layer interposed between the inner and outer tubes, the reinforcing fiber layer and the inner and outer tubes providing an integral tubular body, and inner tube including a gas-impermeable resinous layer formed of a composition containing a polyamide resin produced by reaction of hexamethylene diamine and an aliphatic dicarboxylic acid having eight to sixteen carbon atoms.

Find Patent Forward Citations

Igarashi, Ichiro. (1993). Gas-impermeable resinous composition (U.S. Patent No. 5223571). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5223571

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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