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. 27, 2024
Filed:
Nov. 20, 2020
Applicant:
Corning Incorporated, Corning, NY (US);
Inventors:
Venkatesh Botu, Corning, NY (US);
Ming-Jun Li, Horseheads, NY (US);
William James Miller, Horseheads, NY (US);
Assignee:
CORNING INCORPORATED, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/136 (2006.01); C03C 17/02 (2006.01); G02B 6/122 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G02B 6/136 (2013.01); C03C 17/02 (2013.01); G02B 6/1223 (2013.01); G02B 2006/12038 (2013.01);
Abstract
A process for forming glass planar waveguide structure includes producing or obtaining a fusion drawn glass laminate () comprising a core glass layer () and a first clad glass layer () and a second clad glass layer () then removing or thinning portions of at least the second glass clad layer () leaving remaining or thicker portions of the second glass clad layer (), the remaining or thicker portions corresponding to a planar waveguide pattern and resulting in a glass planar waveguide structure.