Patents by Inventor Laszlo Vertésy

Laszlo Vertésy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Klainetins and their derivatives, method for their preparation and use thereof
    Patent number: 6579903
    Abstract: The invention relates to compounds of formula I and of formula II in which R1, R2, R3, R4, R5, X1, X2, X3, X4, X5 and Y are defined in the specification. The compounds of formulae I and II inhibit cyclin-dependent kinases (CDKS) and other kinases (KDR), have cytostatic actions, and are suitable for treating tumors. The compounds of formulae I and II are obtainable by extracting the plant Uvaria klaineri, PLA 100484, by cell cultures of the plant Uvaria klaineri, or by chemical synthesis. The invention relates to a method for preparing the compounds of formulae I and II, to the use of the compounds for producing a pharmaceutical for the treatment of malignant disorders and of diseases which may be treated by inhibition of CDKs and KDR, and also to pharmaceutical compositions comprising at least one compound of the formula I or II.
    Type: Grant
    Filed: December 4, 2001
    Date of Patent: June 17, 2003
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Sabine Haag, Herbert Kogler, Ziyu Li, Laszlo Vertésy