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. 14, 2020
Filed:
Sep. 21, 2015
Applicant:
Transitions Optical, Inc., Pinellas Park, FL (US);
Inventors:
Ramaiahgari Reddy, Murrysville, PA (US);
Cory S. Brown, Pittsburgh, PA (US);
Alan Grubb, Pittsburgh, PA (US);
Meng He, Palm Harbor, FL (US);
Anil Kumar, Murrysville, PA (US);
Ruisong Xu, Murrysville, PA (US);
Assignee:
Transitions Optical, Inc., Pinellas Park, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 19/54 (2006.01); C07C 233/56 (2006.01); C07D 239/74 (2006.01); C07D 249/20 (2006.01); C07D 277/66 (2006.01); C09K 19/02 (2006.01); A61F 2/16 (2006.01); C07D 249/22 (2006.01); C07D 263/60 (2006.01); C07D 277/84 (2006.01); C07D 213/30 (2006.01); C07D 235/18 (2006.01); C07D 263/57 (2006.01); C09K 19/60 (2006.01);
U.S. Cl.
CPC ...
C09K 19/54 (2013.01); A61F 2/1659 (2013.01); C07C 233/56 (2013.01); C07D 213/30 (2013.01); C07D 235/18 (2013.01); C07D 239/74 (2013.01); C07D 249/20 (2013.01); C07D 249/22 (2013.01); C07D 263/57 (2013.01); C07D 263/60 (2013.01); C07D 277/66 (2013.01); C07D 277/84 (2013.01); C09K 19/02 (2013.01); C09K 19/60 (2013.01); A61F 2002/16965 (2015.04); C07C 2601/14 (2017.05);
Abstract
Compounds that have ultraviolet light absorbing properties, and which can also have mesogenic properties. Compositions that include one or more such compounds. Articles of manufacture that include one or more such compounds, such as optical elements that include an optical substrate and a layer that includes at least one such compound.