Patents by Inventor Björn Olof Classon

Björn Olof Classon 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).

  • Patent number: 8937080
    Abstract: Compounds of the formula I: including a stereoisomer thereof, or an N-oxide, a pharmaceutically acceptable addition salt, or a pharmaceutically acceptable addition solvate thereof; useful as HCV inhibitors; processes for preparing these compounds as well as pharmaceutical compositions comprising these compounds as active ingredient.
    Type: Grant
    Filed: February 8, 2008
    Date of Patent: January 20, 2015
    Assignees: Medivir AB, Janssen R&D Ireland
    Inventors: Pierre Jean-Marie Bernard Raboisson, Anna Karin Gertrud Linnea Belfrage, Björn Olof Classon, Karin Charlotta Lindquist, Karl Magnus Nilsson, Åsa Annica Kristina Rosenquist, Bertil Bengt Samuelsson, Horst Jürgen Wähling
  • Publication number: 20100113440
    Abstract: Compounds of the Formula (I) including a stereoisomer thereof, or an N-oxide, a pharmaceutically acceptable addition salt, or a pharmaceutically acceptable addition solvate thereof; useful as HCV inhibitors; processes for preparing these compounds as well as pharmaceutical compositions comprising these compounds as active ingredient.
    Type: Application
    Filed: February 8, 2008
    Publication date: May 6, 2010
    Applicant: Tibotec Pharmaceuticals, Ltd.
    Inventors: Anna Karin Gertrud Linnea Belfrage, Björn Olof Classon, Karin Charlotta Lindquist, Karl Magnus Nilsson, Pierre Jean-Marie Bernard Raboisson, Åsa Annica Kristina Rosenquist, Bertil Bengt Samuelsson, Horst Jürgen Wähling
  • Patent number: 7666834
    Abstract: Inhibitors of HCV replication of formula (I) and the N-oxides, salts, or stereoisomers thereof, wherein each dashed line (represented by - - - - -) represents an optional double bond; X is N, CH and where X bears a double bond it is C; R1 is —OR6, —NH—SO2R7; R2 is hydrogen, and where X is C or CH, R2 may also be C1-6alkyl; R3 is hydrogen, C1-6alkyl, C1-6alkoxyC1-6alkyl, or C3-7cycloalkyl; n is 3, 4, 5, or 6; R4 and R5 independently from one another are hydrogen, halo, hydroxy, nitro, cyano, carboxyl, C1-6alkyl, C1-6alkoxy, C1-6alkoxyC1-6alkyl, C1-6alkylcarbonyl, C1-6alkoxy-carbonyl, amino, azido, mercapto, C1-6alkylthio, polyhaloC1-6alkyl, aryl or Het; W is aryl or Het; R6 is hydrogen; aryl; Het; C3-7cycloalkyl optionally substituted with C1-6alkyl; or C1-6alkyl optionally substituted with C3-7cycloalkyl, aryl or with Het; R7 is aryl; Het; C3-7cycloalkyl optionally substituted with C1-6alkyl; or C1-6alkyl optionally substituted with C3-7cycloalkyl, aryl or with Het; aryl is phenyl or naphthyl, each optio
    Type: Grant
    Filed: July 28, 2006
    Date of Patent: February 23, 2010
    Assignee: Tibotec Pharmaceuticals Ltd.
    Inventors: Kenneth Alan Simmen, Herman Augustinus De Kock, Pierre Jean-Marie Bernard Raboisson, Carl Erik Daniel Jönsson, Karl Magnus Nilsson, Bengt Bertil Samuelsson, Åsa Annica Kristina Rosenquist, Dmitry Antonov, Lourdes Salvador Odén, Susana Ayesa Alvarez, Björn Olof Classon
  • Patent number: 7659245
    Abstract: Compounds of the formula I: and N-oxides, salts, and stereoisomers thereof wherein A is OR1, NHS(?O)pR2; wherein; R1 is hydrogen, C1-C6alkyl, C0-C3alkylenecarbocyclyl, C0-C3alkylene-heterocyclyl; R2 is C1-C6alkyl, C0-C3alkylenecarbocyclyl, C0-C3alkyleneheterocyclyl; p is independently 1 or 2; n is 3, 4, 5 or 6; denotes an optional double bond; L is N or CRz; Rz is H or forms a double bond with the asterisked carbon; Rq is H or when L is CRz, Rq can also be C1-C6alkyl; Rr is quinazolinyl, optionally substituted with one two or three substituents each independently selected from C1-C6 alkyl, C1-C6alkoxy, hydroxyl, halo, haloC1-C6alkyl, amino, mono- or dialkylamino, mono- or dialkylaminocarbonyl, C1-C6alkyl-carbonylamino, C0-C3alkylenecarbocyclyl and C0-C3 alkyleneheterocyclyl; R5 is hydrogen, C1-C6alkyl, C1-C6alkoxyC1-C6alkyl or C3-C7cycloalkyl; R6 is hydrogen, C1-C6alkyl, C1-C6alkoxy, C0-C3alkylenecarbocyclyl, C0-C3alkylene-heterocyclyl, hydroxy, bromo, chloro or fluoro have utility in the treatme
    Type: Grant
    Filed: July 28, 2006
    Date of Patent: February 9, 2010
    Assignee: Tibotec Pharmaceuticals Ltd
    Inventors: Kenneth Alan Simmen, Herman Augustinus De Kock, Pierre Jean-Marie Bernard Raboisson, Lili Hu, Karin Charlotta Lindquist, Mats Stefan Lindström, Anna Karin Gertrud Linnea Belfrage, Horst Jürgen Wähling, Karl Magnus Nilsson, Bengt Bertil Samuelsson, Åsa Annica Kristina Rosenquist, Sven Crister Sahlberg, Hans Kristian Wallberg, Pia Cecilia Kahnberg, Björn Olof Classon