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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 12785133 B1

PDFFull Text
Date of Patent:
Nov. 03, 2026

Filed:

Jul. 13, 2023

Polygonal battery cell with wound jelly roll

Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventors:

Liang XI, Northville, MI (US);

Michael V. Pyrtko, Ferndale, MI (US);

Srilakshmi Katar, Troy, MI (US);

Michael A. Lelli, Rochester, MI (US);

Assignee:

GM Global Technology Operations LLC, Detroit, MI (US);

Attorney:

Quinn IP Law

Primary Examiner:

Nicole M Buie-Hatcher

Assistant Examiner:

Samantha Lee Hanyon

Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 50/103 (2021.01); H01M 50/46 (2021.01); H01M 50/538 (2021.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0431 (2013.01); H01M 50/103 (2021.01); H01M 50/46 (2021.01); H01M 50/538 (2021.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract

A hexagonal battery cell. The battery cell may include a wound jelly roll within a hexagonally shaped case. The jelly roll may include a separator layer sandwiched between a cathode layer and an anode layer, with the separator, cathode, and anode layers wound together relative to a central axis. The hexagonally shaped case may surround a perimeter of the jelly roll.

Find Patent Forward Citations

Quick Actions:

XI, Liang. (2026). Polygonal battery cell with wound jelly roll (U.S. Patent No. 12785133). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785133

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