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.:
Date of Patent:
Apr. 02, 2024
Filed:
Feb. 18, 2020
Fujikura Ltd., Tokyo, JP;
Tadayoshi Sayama, Sakura, JP;
Fujikura Ltd., Tokyo, JP;
Abstract
An optical fiber cable includes: an optical fiber; a cable jacket that includes inner and outer tubes; first and second open detection lines; and an optical connector disposed at a first end of the optical fiber cable. A first end of the first open detection line and a first end of the second open detection line are disposed inside the optical connector and are not electrically connected to each other inside the optical connector. The optical fiber is disposed in one of a first region and a second region, wherein the first region is inside the inner tube and the second region is between the inner tube and the outer tube, and at least one of the first and second open detection lines is disposed in the other of the first region and the second region.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile