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. 03, 2004
Filed:
Dec. 09, 2002
Applicant:
Inventors:
Paul E. Blaszyk, Horseheads, NY (US);
Lisa L. Hepburn, Corning, NY (US);
Gang Qi, Corning, NY (US);
Steven H. Tarcza, Painted Post, NY (US);
Assignee:
Corning Incorporated, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 ; G02B 6/00 ;
U.S. Cl.
CPC ...
G02B 6/02 ; G02B 6/00 ;
Abstract
The present invention provides an optical fiber suitable for the manufacture of optical fiber couplers and having low bend loss, low splice loss, and low attenuation. The optical fibers according to one aspect of the invention have bending loss of less than 0.5 dB at 1560 nm when wrapped 5 turns around a 20 mm mandrel; and an average fiber pull test loss of less than 0.1 dB in the wavelength range of 1530 nm to 1550 nm. The present invention also includes optical fiber components made from these optical fibers.