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:
Aug. 16, 2005
Filed:
Feb. 14, 2003
Applicants:
Etsuo Ino, Sakura, JP;
Tsuyoshi Shimomichi, Sanbu-gun, JP;
Keiji Ohashi, Sakura, JP;
Inventors:
Assignee:
Fujikura Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B006/02 ; G02B006/22 ; G02B006/44 ;
U.S. Cl.
CPC ...
Abstract
An optical fiber unit for air blown fiber installation, including an optical fiber wire; an inner coating layer formed on an outer periphery of the optical fiber wire with a modulus of elasticity ranging from 0.98 to 196 MPa; an outer coating layer formed on an outer periphery of the inner coating layer with a modulus of elasticity ranging from 196 to 1960 MPa; and a foamed plastic layer formed on an outer periphery of the outer coating layer.