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. 09, 2025
Filed:
Jan. 13, 2021
Lg Innotek Co., Ltd., Seoul, KR;
Dong Hwa Lee, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
A circuit board according to the embodiment includes a first substrate including a first insulating layer and a first pad disposed on an upper surface of the first insulating layer; a second substrate including a second insulating layer including a via hole and a metal layer formed on upper and lower surfaces of the second insulating layer and an inner wall of the via hole; a third insulating layer disposed between the first substrate and the second substrate and having a first opening in a region overlapping the via hole; a via filling the via hole and disposed on the first pad exposed through the opening of the third insulating layer; and a second pad disposed on the via and the metal layer disposed on an upper surface of the second insulating layer.