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.:
Date of Patent:
Apr. 28, 2026
Filed:
Apr. 14, 2023
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Lei Wang, Rochester Hills, MI (US);
Jingyuan Liu, Shanghai, CN;
Mengyuan Chen, Madison Heights, MI (US);
Michelle H. Wiebenga, Farmington Hills, MI (US);
Bradley R. Frieberg, Farmington Hills, MI (US);
Qili Su, Shanghai, CN;
Meiyuan Wu, Shanghai, CN;
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 25/20 (2006.01);
U.S. Cl.
CPC ...
G01N 25/20 (2013.01);
Abstract
A method for testing a sample of a battery cell includes arranging the sample of the battery cell in a sample pan of a test crucible; arranging a spacer on the sample of the battery cell; sealing the sample pan; and performing differential scanning calorimetry (DSC) testing of the sample.