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:
Jan. 25, 2022
Filed:
Dec. 13, 2018
Applicant:
Gentex Corporation, Zeeland, MI (US);
Inventors:
Leroy J. Kloeppner, Jenison, MI (US);
Zachary B. Erno, Grand Rapids, MI (US);
Steven D. Looman, Holland, MI (US);
Michael T. Stephenson, Holland, MI (US);
Michelle M. Carroll, Grand Rapids, MI (US);
Assignee:
GENTEX CORPORATION, Zeeland, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/155 (2006.01); G02F 1/157 (2006.01); G02F 1/1516 (2019.01); G02F 1/1503 (2019.01); C09K 9/02 (2006.01); G02F 1/1514 (2019.01);
U.S. Cl.
CPC ...
G02F 1/15165 (2019.01); C09K 9/02 (2013.01); G02F 1/1503 (2019.01); G02F 1/155 (2013.01); G02F 1/157 (2013.01); G02F 1/1516 (2019.01); G02F 2001/15145 (2019.01);
Abstract
An electrochromic medium for use in an electro-optic device comprises a solvent comprising at least one low-volatile organic electrolyte solvent based on a cyclic carbonate ester; an anodic electroactive material; and a cathodic electroactive material; and at least one of the anodic and cathodic electroactive materials is electrochromic.