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:
Sep. 12, 2017
Filed:
Nov. 05, 2015
International Business Machines Corporation, Armonk, NY (US);
Brett Cucci, Callicoon, NY (US);
Paul F. Fortier, Richelieu, CA;
Jeffrey P. Gambino, Portland, OR (US);
Robert K. Leidy, Burlington, VT (US);
Qizhi Liu, Lexington, MA (US);
Richard J. Rassel, Essex Junction, VA (US);
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Abstract
The disclosure relates to semiconductor structures and, more particularly, to structures for preventing dicing damage on photonics wafers. The structure includes: an optical waveguide structure to optical fiber interface formed on an integrated circuit; and a groove formed in a substrate and which includes a structure preventing a fluid pressure of a dicing operation from damaging the substrate along the groove.