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.

Date of Patent:
Jul. 07, 2026

Filed:

Jun. 02, 2023
Applicant:

Corning Research & Development Corporation, Corning, NY (US);

Inventor:

Qi Wu, Painted Post, NY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01); G02B 6/02 (2006.01);
U.S. Cl.
CPC ...
G02B 6/448 (2013.01); G02B 6/02042 (2013.01); G02B 6/4403 (2013.01);
Abstract

Fiber optic ribbons and methods of making a fiber optic ribbon. The fiber optic ribbon includes one or more first multicore optical fibers each having a first core pattern and a first draw direction and a like number of second multicore optical fibers each having a second core pattern that is the same as the first core pattern and a second draw direction that is opposite the first draw direction. The first multicore optical fibers and the second multicore optical fibers are arranged relative to each other so that the first core pattern has a mirror-image symmetry with the second core pattern at both a first end and a second end of the fiber optic ribbon. Core polarity is thereby maintained between fiber segments without regard to the ribbon direction of the fiber optic ribbons in each fiber segment.


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