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. 30, 2016
Filed:
Oct. 22, 2013
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sung-Jin Kwon, Daejeon, KR;
Soon-Ho Ahn, Daejeon, KR;
Dong-Myung Kim, Daejeon, KR;
Ki-Woong Kim, Daejeon, KR;
Young-Hoon Kim, Daejeon, KR;
Sung-Han Yoon, Daejeon, KR;
Seung-Min Ryu, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 2/14 (2006.01); H01M 10/0583 (2010.01); H01M 10/0585 (2010.01); H01M 2/18 (2006.01); H01M 10/0587 (2010.01); H01M 10/052 (2010.01); H01M 2/22 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0583 (2013.01); H01M 2/18 (2013.01); H01M 10/045 (2013.01); H01M 10/0431 (2013.01); H01M 10/0459 (2013.01); H01M 10/052 (2013.01); H01M 10/0585 (2013.01); H01M 10/0587 (2013.01); H01M 2/22 (2013.01); Y02E 60/122 (2013.01);
Abstract
There is provided an electrode assembly comprising at least one stacked and folded type electrode stack in which a plurality of electrode units having electrode tabs are stacked in a state that the electrode units are separated by a sheet of separating film. The stacked and folded type electrode stack includes at least one stepped portion formed of electrode units having different areas and stacked on one another.