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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 6711335 B1

PDFFull Text
Expired
Date of Patent:
Mar. 23, 2004

Filed:

Nov. 19, 2001

Heat resistant optical fiber core

Applicant:
Inventors:

Makoto Shimizu, Yokohama, JP;

Yuji Kubo, Yokohama, JP;

Tomoyuki Hattori, Yokohama, JP;

Katsuyuki Tsuneishi, Yokohama, JP;

Assignee:

Sumitomo Electric Industries, Ltd., Osaka, JP;

Attorney:

McDermott, Will & Emery

Primary Examiner:

David V Bruce

Assistant Examiner:

Krystyna Suchecki

Int. Cl.
CPC ...
G02B 6/44 ;
U.S. Cl.
CPC ...
G02B 6/44 ;
Abstract

The heat-resistant coated optical fiber in accordance with the present invention comprises a coating portion , coated on the outer periphery of an optical fiber , comprising a first coating layer consisting of aromatic polyimide resin, a second coating layer consisting of silicone resin, and a third coating layer consisting of moisture-resistant resin with a heat resistance equivalent to that of the first coating layer , e.g., PFA.

Find Patent Forward Citations

Shimizu, Makoto. (2004). Heat resistant optical fiber core (U.S. Patent No. 6711335). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6711335

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

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