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:
Aug. 16, 2022
Filed:
Apr. 07, 2020
Applicant:
Gentex Corporation, Zeeland, MI (US);
Inventors:
Leroy J. Kloeppner, Jenison, MI (US);
Zachary B. Erno, Hudsonville, MI (US);
Henry A. Luten, Holland, MI (US);
Assignee:
GENTEX CORPORATION, Zeeland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 9/02 (2006.01); C09K 9/00 (2006.01); C07D 471/04 (2006.01); C07D 471/14 (2006.01); C07F 9/576 (2006.01); C07F 9/6584 (2006.01); G02F 1/1516 (2019.01); G02F 1/1523 (2019.01);
U.S. Cl.
CPC ...
C09K 9/02 (2013.01); C07D 471/04 (2013.01); C07D 471/14 (2013.01); C07F 9/5765 (2013.01); C07F 9/6584 (2013.01); C09K 9/00 (2013.01); G02F 1/1516 (2019.01); C09K 2211/1044 (2013.01); C09K 2211/1055 (2013.01); G02F 1/1523 (2013.01);
Abstract
A low dimerizing electrochromic compound for use in electrochromic mediums and electro-optic elements incorporating said electrochromic mediums is provided. The low dimerizing electrochromic compound is represented by Formula (I): wherein each Ris individually an alkyl, a hydroxyalkyl, or an alkyl substituted with at least one polymerizable functional group; each Ris a hydrogen; each Ris individually a hydrogen or an alkyl; and each Ris individually a hydrogen, an alkyl, or a hydroxyalkyl; and Xis an anion.