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:
Jun. 14, 2011
Filed:
Dec. 28, 2007
Lucie Szucova, Velke Kunetice, CZ;
Marek Zatloukal, Sumperk, CZ;
Lukas Spichal, Olomouc, CZ;
Jiri Voller, Brno-Bystrc, CZ;
Karel Dolezal, Olomouc, CZ;
Miroslav Strnad, Olomouc, CZ;
Frank J. Massino, Napa, CA (US);
Lucie Szucova, Velke Kunetice, CZ;
Marek Zatloukal, Sumperk, CZ;
Lukas Spichal, Olomouc, CZ;
Jiri Voller, Brno-Bystrc, CZ;
Karel Dolezal, Olomouc, CZ;
Miroslav Strnad, Olomouc, CZ;
Frank J. Massino, Napa, CA (US);
Abstract
Certain 6,9-disubstituted purine derivatives and their pharmaceutically acceptable salts of the following 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 application to mammalian cells, and especially human skin cells, in order to improve the cosmetic appearance of the mammalian cells, especially human skin.