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:
Nov. 11, 2014
Filed:
Jan. 13, 2011
Alexander Schlifke-poschalko, Basel, CH;
Christine Mendrok-edinger, Rheinfelden-Minseln, DE;
Horst Westenfelder, Neustadt a.d.W., DE;
Alexander Schlifke-Poschalko, Basel, CH;
Christine Mendrok-Edinger, Rheinfelden-Minseln, DE;
Horst Westenfelder, Neustadt a.d.W., DE;
DSM IP Assets B.V., Heerlen, NL;
Abstract
The present invention relates to novel benzotriazoles and to novel topical compositions comprising these benzotriazoles. Furthermore, the invention relates to the use of the novel benzotriazoles as photostabilizer and solubilizer for dibenzoylmethane derivatives such as Butyl Methoxydibenzoylmethane. In one aspect the invention relates to novel benzotriazoles of formula (Ia) wherein Ris hydrogen; Calkyl; Calkoxy; Calkoxycarbonyl; Ccycloalkyl; Caryl or aralkyl; Ris hydrogen; Calkyl; Calkoxy or halogen, preferably hydrogen or Cl; Ris hydrogen or Calkyl; Ris Calkyl or Ccycloalkyl.