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. 19, 2019

Filed:

Feb. 20, 2018
Applicant:

Globalfoundries Inc., Grand Cayman, KY;

Inventors:

Xunyuan Zhang, Troy, NY (US);

Shao Beng Law, Watervliet, NY (US);

Assignee:

GLOBALFOUNDRIES Inc., Grand Cayman, KY;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/528 (2006.01); H01L 21/768 (2006.01);
U.S. Cl.
CPC ...
H01L 23/5283 (2013.01); H01L 21/7685 (2013.01); H01L 21/76804 (2013.01); H01L 21/76883 (2013.01);
Abstract

Methods of forming self-aligned cuts and structures formed with self-aligned cuts. A dielectric layer is formed on a metal hardmask layer, and a mandrel is formed on the dielectric layer. A cut is formed that extends through the dielectric layer to the metal hardmask layer. A section of a metal layer is formed on an area of the metal hardmask layer exposed by the cut in the dielectric layer. After the metal layer is formed, a spacer is formed on a vertical sidewall of the mandrel.


Find Patent Forward Citations

Zhang, Xunyuan. (2019). Pre-spacer self-aligned cut formation (U.S. Patent No. 10236256). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10236256

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

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