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. 09, 2014
Filed:
Oct. 26, 2005
Applicants:
Jutta Hotz, Zürich, CH;
Ulrich Huber, Erlenbach, CH;
Volker Schehlmann, Schopfheim, DE;
Daniel Sprenger, Basel, CH;
Inventors:
Jutta Hotz, Zürich, CH;
Ulrich Huber, Erlenbach, CH;
Volker Schehlmann, Schopfheim, DE;
Daniel Sprenger, Basel, CH;
Assignee:
DSM IP Assets B.V., Heerlen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61Q 17/04 (2006.01); A61K 8/18 (2006.01); A61K 8/72 (2006.01); A61K 8/81 (2006.01); C08F 220/36 (2006.01); C08F 212/08 (2006.01);
U.S. Cl.
CPC ...
A61K 8/8111 (2013.01); A61K 2800/57 (2013.01); A61K 8/8147 (2013.01); A61Q 17/04 (2013.01); C08F 220/36 (2013.01); A61K 8/8117 (2013.01); C08F 212/08 (2013.01);
Abstract
The invention relates to the use of polymeric particles for boosting the UV absorption of an UV filter in an UV-sunscreen composition, wherein the polymeric particles comprise at least one polymeric particle comprising at least one chromophore having an UV absorption maximum at λ≧275 nm covalently bound thereto.