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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 12308475 B1

PDFFull Text
Date of Patent:
May. 20, 2025

Filed:

Nov. 23, 2018

Lead tab for secondary battery, manufacturing apparatus thereof, and secondary battery comprising same

Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Soongil Kim, Seoul, KR;

Jongdeok Kim, Seoul, KR;

Juchul Lee, Seoul, KR;

Hongcheol Lee, Seoul, KR;

Assignees:

LG ELECTRONICS INC., Seoul, KR;

LG CHEM, LTD., Seoul, KR;

Attorney:

LEE, HONG, DEGERMAN, KANG & WAIMEY

Primary Examiner:

Olatunji A Godo

Int. Cl.
CPC ...
H01M 50/533 (2021.01); H01M 50/105 (2021.01); H01M 50/178 (2021.01); H01M 50/534 (2021.01); H01M 50/536 (2021.01); H01M 50/543 (2021.01); H05B 6/10 (2006.01);
U.S. Cl.
CPC ...
H01M 50/533 (2021.01); H01M 50/105 (2021.01); H01M 50/178 (2021.01); H01M 50/534 (2021.01); H01M 50/536 (2021.01); H01M 50/543 (2021.01); H05B 6/105 (2013.01);
Abstract

A lead tab for a secondary battery, according to an embodiment of the present invention, includes a metal lead having a long rectangular plate shape in a first direction, a first insulation film formed on a lower surface of the metal lead in a second direction crossing the first direction, and a second insulation film formed on an upper surface of the metal lead in the second direction so as to correspond to the first insulation film, wherein each of the first insulation film and the second insulation film has a magnetic member which is induction-heated by an alternating magnetic field.

Find Patent Forward Citations

Kim, Soongil. (2025). Lead tab for secondary battery, manufacturing apparatus thereof, and secondary battery comprising same (U.S. Patent No. 12308475). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12308475

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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