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:
Mar. 10, 2026
Filed:
Mar. 12, 2020
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Bernd Herzog, Grenzach-Wyhlen, DE;
Brigitte Lindemann, Grenzach-Wyhlen, DE;
Christian Cremer, Grenzach-Wyhlen, DE;
Rupa Hiremath Darji, Tarrytown, NY (US);
Liangliang Qu, Tarrytown, NY (US);
Keith Task, Beachwood, OH (US);
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/02 (2006.01); A61K 8/25 (2006.01); A61K 8/27 (2006.01); A61K 8/29 (2006.01); A61K 8/35 (2006.01); A61K 8/368 (2006.01); A61K 8/37 (2006.01); A61K 8/41 (2006.01); A61K 8/46 (2006.01); A61K 8/49 (2006.01); A61Q 17/04 (2006.01);
U.S. Cl.
CPC ...
A61K 8/025 (2013.01); A61K 8/0279 (2013.01); A61K 8/25 (2013.01); A61K 8/27 (2013.01); A61K 8/29 (2013.01); A61K 8/35 (2013.01); A61K 8/368 (2013.01); A61K 8/37 (2013.01); A61K 8/415 (2013.01); A61K 8/466 (2013.01); A61K 8/4946 (2013.01); A61K 8/4966 (2013.01); A61K 8/4973 (2013.01); A61Q 17/04 (2013.01); A61K 2800/412 (2013.01); A61K 2800/43 (2013.01); A61K 2800/522 (2013.01); A61K 2800/524 (2013.01); A61K 2800/614 (2013.01); A61K 2800/651 (2013.01);
Abstract
The present invention relates to a method for increasing sun protection factor (SPF) of a sunscreen composition, use of porous metal oxide spheres (e.g., microspheres) for increasing SPF of a sunscreen composition and preparation of sunscreen compositions comprising the porous spheres.