Patents Assigned to Merck Patent Gesellschaft mit beschrankter Hafung
  • SULFOXIDE DERIVATIVES FOR THE TREATMENT OF TUMORS
    Publication number: 20120202827
    Abstract: Sulfoxide derivatives of the formula Ia to Im as described, and pharmaceutically usable salts, solvates, enantiomers, tautomers and stereoisomers thereof, including mixtures thereof in all ratios, for the treatment of tumours.
    Type: Application
    Filed: September 14, 2010
    Publication date: August 9, 2012
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFUNG
    Inventors: Kai Schiemann, Melanie Schultz, Wolfgang Staehle
  • Process for the preparation of 2,3-difluorobenzenes
    Patent number: 5087764
    Abstract: 1,4-disubstituted 2,3-difluorobenzenes according to formula I are suitable as intermediates for the synthesis of liquid crystalline compounds.
    Type: Grant
    Filed: May 12, 1989
    Date of Patent: February 11, 1992
    Assignee: Merck Patent Gesellschaft mit beschrankter Hafung
    Inventors: Volker Reiffenrath, Joachim Krause