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:
Nov. 15, 2016
Filed:
Mar. 06, 2014
Lg Chem, Ltd., Seoul, KR;
Yo Han Kwon, Daejeon, KR;
Je Young Kim, Daejeon, KR;
Hye Ran Jung, Daejeon, KR;
Sang Young Lee, Daejeon, KR;
Keun Ho Choi, Daejeon, KR;
Eun Hye Kil, Daejeon, KR;
LG Chem, Ltd., , KR;
Abstract
Provided is a cable-type secondary battery having a predetermined-shaped horizontal cross section and extending in a longitudinal direction, which includes a hollow core portion having a gel polymer electrolyte injected thereinto, an inner electrode which includes an inner current collector surrounding an outer surface of the hollow core portion and an inner electrode active material layer formed on a surface of the inner current collector, a separation layer surrounding an outer surface of the inner electrode, an outer electrode which includes an outer electrode active material layer surrounding an outer surface of the separation layer and an outer current collector surrounding an outer surface of the outer electrode active material layer, and a protective coating layer.