Patents by Inventor Christian Riegert

Christian Riegert 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).

  • Publication number: 20180118678
    Abstract: This invention relates to a hemifumarate salt of 1-(4- 1-[(E)-cyclohexyl-3-tritluoromethy 1-benzy loxyimino ]-ethy 1)-2-ethy1-benzy l)-azetidine-3-carboxy lie acid (Compound) to pharmaceutics compositions comprising this salt, to processes for forming this salt and to its use in medical treatment, addition, the present invention also relates to new polymorphic forms of the hemifumarate salt form of Compound I, as well as to pharmaceutical compositions comprising these polymorphic forms, to processes for obtaining them, and their use in medical treatment.
    Type: Application
    Filed: October 31, 2017
    Publication date: May 3, 2018
    Inventors: Lech CISZEWSKI, Marilyn DE LA CRUZ, Piotr H. KARPINSKI, Michael MUTZ, Christian RIEGERT, Caspar VOGEL, Ricardo SCHNEEBERGER
  • Publication number: 20150175536
    Abstract: This invention relates to a hemifumarate salt of 1-(4-{1-[(E)-4-cyclohexyl-3-trifluoromethyl-benzyloxyimino]-ethyl}-2-ethyl-benzyl)-azetidine-3-carboxylic acid (Compound I), to pharmaceutical compositions comprising this salt, to processes for forming this salt and to its use in medical treatment. In addition, the present invention also relates to new polymorphic forms of the hemifumarate salt form of Compound I, as well as to pharmaceutical compositions comprising these polymorphic forms, to processes for obtaining them, and their use in medical treatment.
    Type: Application
    Filed: March 3, 2015
    Publication date: June 25, 2015
    Inventors: Lech CISZEWSKI, Marilyn DE LA CRUZ, Piotr H. KARPINSKI, Michael MUTZ, Christian RIEGERT, Caspar VOGEL, Ricardo SCHNEEBERGER
  • Patent number: 8987448
    Abstract: The present technology provides methods of making anhydrous crystalline Form II and monohydrate crystalline Form B of the lactic acid salt of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one.
    Type: Grant
    Filed: March 25, 2011
    Date of Patent: March 24, 2015
    Assignee: Novartis AG
    Inventors: Arnaud Grandeury, Christian Riegert, Andreas Schreiner
  • Publication number: 20140005162
    Abstract: This invention relates to a hemifumarate salt of 1-(4-{1-[(E)-4-cyclohexyl-3-trifluoromethyl-benzyloxyimino]-ethyl}-2-ethyl-benzylyazetidine-3-carboxylic acid (Compound I), to pharmaceutical compositions comprising this salt, to processes for forming this salt and to its use in medical treatment. In addition, the present invention also relates to new polymorphic forms of the hemifumarate salt form of Compound I, as well as to pharmaceutical compositions comprising these polymorphic forms, to processes for obtaining them, and their use in medical treatment.
    Type: Application
    Filed: June 12, 2013
    Publication date: January 2, 2014
    Inventors: Lech CISZEWSKI, Marilyn DE LA CRUZ, Piotr H. KARPINSKI, Michael MUTZ, Christian RIEGERT, Caspar VOGEL, Ricardo SCHNEEBERGER
  • Publication number: 20130018188
    Abstract: The present technology provides methods of making anhydrous crystalline Form II and monohydrate crystalline Form B of the lactic acid salt of 4-amino-5-fluoro-3-[6-(4-methylpiperazin-1-yl)-1H-benzimidazol-2-yl]-1H-quinolin-2-one.
    Type: Application
    Filed: March 25, 2011
    Publication date: January 17, 2013
    Inventors: Arnaud Grandeury, Christian Riegert, Andreas Schreiner
  • Publication number: 20120115840
    Abstract: This invention relates to a hemifumarate salt of 1-(4-{1-[(E)-4-cyclohexyl-3-trifluoromethyl-benzyloxyimino]-ethyl}-2-ethyl-benzyl)-azetidine-3-carboxylic acid (Compound I), to pharmaceutical compositions comprising this salt, to processes for forming this salt and to its use in medical treatment. In addition, the present invention also relates to new polymorphic forms of the hemifumarate salt form of Compound I, as well as to pharmaceutical compositions comprising these polymorphic forms, to processes for obtaining them, and their use in medical treatment.
    Type: Application
    Filed: December 16, 2009
    Publication date: May 10, 2012
    Inventors: Lech Ciszewski, Marilyn De La Cruz, Piotr H. Karpinski, Michael Mutz, Christian Riegert, Caspar Vogel, Ricardo Schneeberger