Patents by Inventor Anton Stimac

Anton Stimac 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).

  • PROCESS FOR THE PREPARATION OF EZETIMIBE AND DERIVATIVES THEREOF
    Publication number: 20130190487
    Abstract: The present invention relates to the method of preparing of ezetimibe and in particular to novel intermediates for its synthesis and an improved process for preparing such intermediates. Said intermediates may be obtained in high yields and purity in a fast and cost efficient manner. The present invention relates to a novel crystalline form of ezetimibe as well.
    Type: Application
    Filed: January 24, 2008
    Publication date: July 25, 2013
    Applicant: KRKA
    Inventors: Anton Stimac, Barbara Mohar, Michel Stephan, Mojca Bevc, Rok Zupet, Andrej Gartner, Vesna Kroselj, Matej Smrkolj, Davor Kidemet, Gregor Sedmak, PRIMOZ BENKIC, ALEN KLJAJIC, MIHA PLEVNIK
  • Process and intermediates for the preparation of olanzapine
    Publication number: 20060040921
    Abstract: The invention provides an improved process for preparing Olanzapine as well as intermediates therefor.
    Type: Application
    Filed: January 16, 2004
    Publication date: February 23, 2006
    Applicant: KRKA, Tovarna Zdravil D.D.
    Inventors: Roman Lenarsic, Rok Zupet, Milena Benedik, Barbara Mohar, Anton Stimac
  • Process for the preparation of simvastatin and derivatives thereof
    Patent number: 6252091
    Abstract: A process for the preparation of compounds of formula (I) wherein R is a C1 to C12 alkyl group and R1 is a protecting group or H which process comprises (a) converting the diol lactone of formula (II) to the protected diol lactone of formula (IIa) wherein R1 is a protecting group (b) acylating the protected diol lactone (IIa) to give compound (I) wherein R1 is a protecting group, (c) optionally removing the protecting group R1 to give compound (I) wherein R1 is H; and wherein steps (a) and/or (b) are carried out in the presence of N-methylimidazole.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: June 26, 2001
    Assignee: KRKA, Tovarna Zdravil, D.D.
    Inventors: Silvo Zupan{haeck over (c)}i{haeck over (c)}, Anton Stimac, Jo{haeck over (z)}e Gnidovec