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:
Sep. 16, 2025
Filed:
Mar. 29, 2017
Applicant:
Celgard, Llc, Charlotte, NC (US);
Inventors:
Ronnie E. Smith, Huntersville, NC (US);
Katharine Chemelewski, Campbell, CA (US);
Shante P. Williams, Charlotte, NC (US);
Junqing Ma, Charlotte, NC (US);
James M. Rapley, Charlotte, NC (US);
Assignee:
Celgard, LLC, Charlotte, NC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/00 (2006.01); H01G 11/52 (2013.01); H01G 11/84 (2013.01); H01M 50/403 (2021.01); H01M 50/414 (2021.01); H01M 50/417 (2021.01); H01M 50/426 (2021.01); H01M 50/431 (2021.01); H01M 50/434 (2021.01); H01M 50/451 (2021.01); H01M 50/454 (2021.01); H01M 50/457 (2021.01); H01M 50/489 (2021.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01G 11/52 (2013.01); H01G 11/84 (2013.01); H01M 50/403 (2021.01); H01M 50/414 (2021.01); H01M 50/417 (2021.01); H01M 50/426 (2021.01); H01M 50/431 (2021.01); H01M 50/434 (2021.01); H01M 50/451 (2021.01); H01M 50/454 (2021.01); H01M 50/457 (2021.01); H01M 50/489 (2021.01); H01M 10/0525 (2013.01);
Abstract
A microporous membrane or substrate for an electrochemical device having a layer of a metal and/or metal oxide on at least one side of a polymeric porous membrane, wherein said layer is applied using a deposition method or technique such as vapor deposition, and wherein said layer contains one or more phases of a reactive metal oxide.