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:
Mar. 31, 2026
Filed:
Mar. 24, 2023
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Sayed Youssef Sayed Nagy, Troy, MI (US);
Caleb Reese, Ferndale, MI (US);
Yoojin Kim, Shelby Township, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); C25D 3/42 (2006.01); C25D 9/08 (2006.01);
U.S. Cl.
CPC ...
H01M 4/045 (2013.01); C25D 3/42 (2013.01); C25D 9/08 (2013.01); H01M 4/0435 (2013.01);
Abstract
A method for manufacturing a battery cell includes connecting a current collector to a working electrode; connecting a zinc metal portion to a counter electrode; immersing the current collector and a portion of the working electrode in a liquid; immersing the zinc metal portion and a portion of the counter electrode in the liquid; supplying molecular oxygen into the liquid; and electrochemically coating the current collector with a zinc oxide layer.