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:
Sep. 02, 2025
Filed:
Sep. 28, 2022
Applicant:
Winbond Electronics Corp., Taichung, TW;
Inventor:
Chang-Hung Lin, Taichung, TW;
Assignee:
Winbond Electronics Corp., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/544 (2006.01);
U.S. Cl.
CPC ...
H01L 23/544 (2013.01); H01L 2223/54426 (2013.01);
Abstract
A semiconductor structure including a substrate and a monitoring mark is provided. The substrate includes a monitoring region. The monitoring mark is located in the monitoring region. The top-view pattern of the monitoring mark includes a curved line and a recess. The curved line and the recess are opposite to each other, the curved line has a vertex, and the recess has a right-angled corner.