Patents Assigned to Institute of Experimental Botany, Academy of Sciences of the Czeck Republic
  • 6, 9-disubstituted purine derivatives and their use as cosmetics and cosmetic compositions
    Patent number: 8575182
    Abstract: Certain 6,9-disubstituted purine derivatives and their pharmaceutically acceptable salts of the general formula are provided wherein R6 and R9 are as defined in the specification. These 6,9-disubstituted purine derivatives and their pharmaceutically acceptable salts are useful in compositions for treating mammalian cells, and especially human skin cells, in order to ameliorate the adverse effects of aging, treat skin disease states, treat immunological responses resulting from or associated with inflammation, and the like.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: November 5, 2013
    Assignee: Institute of Experimental Botany, Academy of Sciences of the Czeck Republic
    Inventors: Lucie Szucova, Marek Zatloukal, Lukas Spichal, Jiri Voller, Karel Dolezal, Miroslav Strnad, Frank J. Massino