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:
Oct. 27, 2026
Filed:
Apr. 21, 2023
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Chih Hsin Yang, Hsinchu County, TW;
Yen Lian Lai, Hsinchu, TW;
Dian-Hau Chen, Hsinchu, TW;
Mao-Nan Wang, Kaohsiung City, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
Semiconductor structures and methods for forming the same are provided. A method according to the present disclosure includes forming active regions on a substrate, forming an interconnect structure over the active regions, the interconnect structure including a plurality of dielectric layers and a guard ring disposed within the dielectric layers, etching an opening through the interconnect structure and at least a first portion of the active regions, the opening extending into the substrate, and forming a via structure within the opening. The via structure is surrounded by the guard ring when viewed along a direction perpendicular to a top surface of the substrate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile