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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.:

US 12407072 B1

PDFFull Text
Date of Patent:
Sep. 02, 2025

Filed:

May. 19, 2020

Secondary battery

Applicant:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventor:

Mun Sung Kim, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:

Womble Bond Dickinson (US) LLP

Primary Examiner:

Kenneth J Douyette

Int. Cl.
CPC ...
H01M 50/538 (2021.01); H01M 10/04 (2006.01); H01M 10/0587 (2010.01); H01M 50/107 (2021.01); H01M 50/30 (2021.01); H01M 50/342 (2021.01); H01M 50/528 (2021.01); H01M 50/533 (2021.01); H01M 10/052 (2010.01); H01M 50/152 (2021.01);
U.S. Cl.
CPC ...
H01M 50/538 (2021.01); H01M 10/0422 (2013.01); H01M 10/0587 (2013.01); H01M 50/107 (2021.01); H01M 50/342 (2021.01); H01M 50/3425 (2021.01); H01M 50/528 (2021.01); H01M 50/533 (2021.01); H01M 10/052 (2013.01); H01M 50/152 (2021.01);
Abstract

An embodiment of the present invention relates to a secondary battery, and the problem to be solved by the present invention is to provide a secondary battery in which output is improved by minimizing component resistance or internal resistance, and in which material costs may be reduced. To this end, disclosed is a secondary battery comprising: a cylindrical can having an opening; an electrode assembly accommodated in the opening of the cylindrical can and wound in a cylindrical form; a current collector plate electrically connected to the electrode assembly; and a safety vent electrically connected to the current collector plate and sealing the opening of the cylindrical can.

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Kim, Mun. (2025). Secondary battery (U.S. Patent No. 12407072). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12407072

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