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:
Feb. 09, 1988
Filed:
Apr. 07, 1986
Applicant:
Inventors:
Udo Hoppe, Hamburg, DE;
Karl Seib, Weinheim, DE;
Paul Naegele, Neuhofen, DE;
Roland Martin, Kaiserslautern, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 59 ; 424 60 ; 424 69 ; 514938 ; 514944 ; 514945 ; 514951 ; 514969 ;
Abstract
Compounds of the formula I ##STR1## where the individual radicals R are identical or different and are each hydrogen, an alkali metal, or ammonium which is unsubstituted or substituted by organic radicals, or are each C.sub.1 -C.sub.20 -alkyl or a polyoxyethylene radical which contains from 1 to 10 ethylene oxide units and whose terminal OH group may be etherified by an alcohol of 1 to 3 carbon atoms, are used as sun screen agents.