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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.:

US 9728440 B1

PDFFull Text
Date of Patent:
Aug. 08, 2017

Filed:

Oct. 28, 2014

Non-transparent microelectronic grade glass as a substrate, temporary carrier or wafer

Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Charles L. Arvin, Savannah, GA (US);

Harry D. Cox, Rifton, NY (US);

Brian M. Erwin, Lagrangeville, NY (US);

Jorge A. Lubguban, Ridgefield, CT (US);

Eric D. Perfecto, Poughkeepsie, NY (US);

Jennifer D. Schuler, Poughquag, NY (US);

Assignee:

GLOBALFOUNDRIES INC., Grand Cayman, KY;

Attorneys:

Anthony Canale

Andrew M. Calderon

Roberts Mlotkowski Safran Cole & Calderon, P.C.

Primary Examiner:

Michael N Orlando

Assistant Examiner:

Joshel Rivera

Int. Cl.
CPC ...
B32B 41/00 (2006.01); H01L 21/683 (2006.01); B32B 9/04 (2006.01); B32B 17/06 (2006.01); B32B 7/12 (2006.01); B32B 7/06 (2006.01); H01L 21/66 (2006.01);
U.S. Cl.
CPC ...
H01L 21/6835 (2013.01); B32B 7/06 (2013.01); B32B 7/12 (2013.01); B32B 9/04 (2013.01); B32B 17/06 (2013.01); B32B 2457/14 (2013.01); H01L 22/12 (2013.01); H01L 2221/6834 (2013.01); H01L 2221/68318 (2013.01); H01L 2221/68327 (2013.01); H01L 2221/68381 (2013.01);
Abstract

A method for processing a semiconductor wafer where an opaque layer is located on a surface of a handling wafer is used so the surface of the handling wafer may be detected through optical sensors. The opaque layer may be modified, or oriented, to allow light to pass through unobstructed.

Find Patent Forward Citations

Arvin, Charles. (2017). Non-transparent microelectronic grade glass as a substrate, temporary carrier or wafer (U.S. Patent No. 9728440). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9728440

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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