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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 12706351 B1

PDFFull Text
Date of Patent:
Aug. 11, 2026

Filed:

Dec. 27, 2022

Battery membranes and components thereof

Applicant:

Rivian Ip Holdings, Llc, Plymouth, MI (US);

Inventors:

Soo Kim, Fremont, CA (US);

Yumi Kim, San Jose, CA (US);

Sookyung Jeong, San Jose, CA (US);

Liyuan Sun, Mountain View, CA (US);

Ruidong Yang, Hockessin, DE (US);

Tae Kyoung Kim, Albany, CA (US);

Ki Tae Park, Santa Clara, CA (US);

Assignee:

Rivian IP Holdings, LLC, Irvine, CA (US);

Attorney:

Foley & Lardner LLP

Primary Examiner:

Anca Eoff

Assistant Examiner:

Ryan K. Blackwell-Rudasill

Int. Cl.
CPC ...
H01M 50/46 (2021.01); H01M 10/0585 (2010.01); H01M 10/42 (2006.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01);
U.S. Cl.
CPC ...
H01M 50/46 (2021.01); H01M 10/0585 (2013.01); H01M 10/4235 (2013.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01); H01M 2220/20 (2013.01);
Abstract

Provided herein is a battery cell. The battery cell can include a cation-selective ion-exchange membrane. The cation-selective ion-exchange membrane can allow lithium ions to pass through the membrane. The cation-selective ion-exchange membrane can impede manganese ions from passing through the membrane.

Find Patent Forward Citations

Kim, Soo. (2026). Battery membranes and components thereof (U.S. Patent No. 12706351). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12706351

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

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