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:
Feb. 25, 2025
Filed:
Aug. 15, 2023
Lg Innotek Co., Ltd., Seoul, KR;
Jee Heum Paik, Seoul, KR;
Yoon Tai Kim, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
Discussed is a deposition mask including a metal plate. The metal plate includes an alloy of nickel (Ni) and iron (Fe) having a plurality of through-holes. Each of the through-holes includes a first surface hole, a second surface hole opposite to the first surface hole, and a connecting part through which the first surface hole and the second surface hole communicate with each other. The metal plate includes a first outer portion, a second outer portion opposite to the first outer portion and a central portion between the first outer portion and the second outer portion. Nickel contents of the first outer portion and the second outer portion are greater than that of the central portion.