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:
Mar. 31, 2026

Filed:

Dec. 14, 2022
Applicant:

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

Inventors:

Ashim Dutta, Clifton Park, NY (US);

Shravana Kumar Katakam, Lehi, UT (US);

Chih-Chao Yang, Glenmont, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10N 50/80 (2023.01); H10B 61/00 (2023.01); H10N 50/01 (2023.01);
U.S. Cl.
CPC ...
H10N 50/80 (2023.02); H10B 61/00 (2023.02); H10N 50/01 (2023.02);
Abstract

A magnetic tunnel junction (MTJ) stack, and a metallic encapsulation layer surrounding vertical side surfaces of the MTJ stack, electrically and physically connected to a top electrode of the MTJ stack. A magnetic tunnel junction (MTJ) stack, and a metallic encapsulation layer surrounding vertical side surfaces of the MTJ stack, electrically and physically connected to a top electrode of the MTJ stack, where a lower horizontal surface of the metallic encapsulation layer is below a bottom electrode contact of the MTJ stack. Forming a magnetic tunnel junction (MTJ) stack and forming a metallic encapsulation layer surrounding vertical side surfaces of the MTJ stack, electrically and physically connected to a top electrode of the MTJ stack.


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