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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 12640373 B1

PDFFull Text
Date of Patent:
May. 26, 2026

Filed:

Dec. 02, 2021

Negative electrode current collector for lithium metal battery, manufacturing method thereof, and lithium metal battery comprising the same

Applicants:

Lg Energy Solution, Ltd., Seoul, KR;

Postech Research and Business Development Foundation, Pohang-si, KR;

Inventors:

Kyoung Ho Ahn, Daejeon, KR;

Byoung Woo Kang, Pohang-si, KR;

Solji Park, Daejeon, KR;

Chul Haeng Lee, Daejeon, KR;

Wontae Lee, Pohang-si, KR;

Yongho Shin, Pohang-si, KR;

Assignee:

LG ENERGY SOLUTION, LTD., Seoul, KR;

Attorney:

Bryan Cave Leighton Paisner LLP

Primary Examiner:

Allison Bourke

Assistant Examiner:

Travis L. Martin

Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/02 (2006.01); H01M 4/04 (2006.01); H01M 4/134 (2010.01); H01M 4/66 (2006.01); H01M 4/70 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/628 (2013.01); H01M 4/0404 (2013.01); H01M 4/134 (2013.01); H01M 4/661 (2013.01); H01M 4/70 (2013.01); H01M 10/052 (2013.01); H01M 2004/027 (2013.01);
Abstract

A negative electrode current collector for a lithium metal battery. The negative electrode current collector includes a metal current collector substrate and a coating layer. The coating layer is formed on at least one surface of the metal current collector substrate. The coating layer includes a ferroelectric material, a metallic material capable of alloying with lithium, a conductive material, and a binder.

Find Patent Forward Citations

Ahn, Kyoung. (2026). Negative electrode current collector for lithium metal battery, manufacturing method thereof, and lithium metal battery comprising the same (U.S. Patent No. 12640373). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12640373

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

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