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. 29, 2026
Filed:
Jan. 14, 2020
Applicant:
SK Innovation Co., Ltd., Seoul, KR;
Inventors:
Hee Gyoung Kang, Daejeon, KR;
Tae Il Kim, Daejeon, KR;
Assignee:
SK On Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 4/70 (2006.01); H01M 10/0583 (2010.01); H01M 50/403 (2021.01); H01M 50/538 (2021.01);
U.S. Cl.
CPC ...
H01M 10/0583 (2013.01); H01M 4/70 (2013.01); H01M 50/403 (2021.01); H01M 50/538 (2021.01);
Abstract
The present invention relates to a stack type jelly roll for a secondary battery including a cathode, an anode, and a separator. More particularly, the present invention relates to a stack type jelly roll for a secondary battery having a hybrid form of a winding stack manner and a zigzag type stack manner, and a method of manufacturing the same.
Kang, Hee. (2026). Stack type jelly roll for secondary battery, battery cell including the same, battery pack including the same, and method of manufacturing the same (U.S. Patent No. 12749716). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12749716
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile