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. 08, 2015
Filed:
Aug. 17, 2012
Applicants:
Craig A. Bonda, Winfield, IL (US);
Shengkui HU, Darien, IL (US);
Inventors:
Craig A. Bonda, Winfield, IL (US);
Shengkui Hu, Darien, IL (US);
Assignee:
HALLSTAR INNOVATIONS CORP., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 255/41 (2006.01); C07C 69/618 (2006.01); C07C 335/12 (2006.01); A61K 8/40 (2006.01); A61Q 17/04 (2006.01); A61K 8/49 (2006.01);
U.S. Cl.
CPC ...
A61K 8/40 (2013.01); A61K 8/498 (2013.01); A61K 8/4986 (2013.01); A61Q 17/04 (2013.01);
Abstract
A photostabilized photoactive composition comprising a mixture of a photoactive compound that develops a singlet excited state, or fluoresces when subjected to UV radiation and an effective amount of an excited state quencher comprising a cyano-containing fused tricyclic compound of formula (I):