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:
Aug. 20, 2019
Filed:
Dec. 21, 2017
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Jungsik Park, Gyeonggi-do, KR;
Woongeun Kwak, Gyeonggi-do, KR;
Junyun Kim, Gyeonggi-do, KR;
Dohun Cha, Gyeonggi-do, KR;
Abstract
A battery is disclosed and includes a positive electrode assembly including a positive electrode substrate, a positive electrode active material coated at one surface of the positive electrode substrate, and a positive electrode tab attached to the one surface of the positive electrode substrate; a negative electrode assembly including a negative electrode substrate, a negative electrode active material coated at one surface of the negative electrode substrate, and a negative electrode tab attached to the one surface of the negative electrode substrate; and a separator located between the positive electrode assembly and the negative electrode assembly, wherein in a first area facing the positive electrode tab at the one surface of the negative electrode substrate, the negative electrode active material is not coated, and in a second area adjacent to the first area in a length direction of the positive electrode tab at the one surface of the negative electrode substrate, the negative electrode active material is coated.