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:
Apr. 26, 2022

Filed:

Nov. 12, 2019
Applicants:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Ati Technologies Ulc, Markham, CA;

Inventors:

Suming Hu, Richmond Hill, CA;

Roden Topacio, Springwater, CA;

Farshad Ghahghahi, San Jose, CA (US);

Jianguo Li, Scarborough, CA;

Andrew Kwan Wai Leung, Markham, CA;

Assignees:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

ATI Technologies ULC, Markham, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/544 (2006.01); H01L 23/18 (2006.01); H01L 23/12 (2006.01);
U.S. Cl.
CPC ...
H01L 23/544 (2013.01); H01L 23/12 (2013.01); H01L 23/18 (2013.01); H01L 2223/54413 (2013.01); H01L 2223/54433 (2013.01);
Abstract

An apparatus includes a substrate including an identification code on a first side of the substrate and near a perimeter of the substrate. The apparatus includes a stiffener structure attached to the first side of the substrate. The stiffener structure has a cutout in an outer perimeter of the stiffener structure. The stiffener structure is oriented with respect to the substrate to cause the cutout to expose the identification code. The cutout may have a first dimension and a second dimension orthogonal to the first dimension. The first dimension may exceed a corresponding first dimension of the identification code and the second dimension may exceed a corresponding second dimension of the identification code, thereby forming a void region between the identification code and edges of the stiffener structure.


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