Patents by Inventor Bernd Siebenhaar

Bernd Siebenhaar 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: 9884857
    Abstract: The present invention primarily relates to salts of Dasatinib, wherein the salts are in amorphous form. The salts described herein preferably comprise a cation of a compound of formula 1 and an anion of a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin. The invention is further related to pharmaceutical compositions comprising such a salt. Furthermore, the invention relates to processes for preparing said salts. The invention also relates to several aspects of using said salt or pharmaceutical composition to treat a disease.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: February 6, 2018
    Assignee: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar, Tiziana Chiodo, Tobias Hintermann, Beate Salvador, Marcus Vossen
  • Patent number: 9556164
    Abstract: The present invention primarily relates to molecular crystalline substances, preferably salts of Dasatinib in crystalline form, comprising a compound of formula 1, preferably a cation of a compound of formula 1, and a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin, preferably an anion thereof. The invention is further related to pharmaceutical compositions comprising such a substance. Furthermore, the invention relates to processes for preparing said substances. The invention also relates to several aspects of using said substances or pharmaceutical compositions to treat a disease.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: January 31, 2017
    Assignee: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar, Tiziana Chiodo, Tobias Hintermann, Beate Salvador, Marcus Vossen
  • Publication number: 20160168142
    Abstract: The present invention primarily relates to salts of Dasatinib, wherein the salts are in amorphous form. The salts described herein preferably comprise a cation of a compound of formula 1 and an anion of a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin. The invention is further related to pharmaceutical compositions comprising such a salt. Furthermore, the invention relates to processes for preparing said salts. The invention also relates to several aspects of using said salt or pharmaceutical composition to treat a disease.
    Type: Application
    Filed: July 22, 2014
    Publication date: June 16, 2016
    Inventors: Andreas HAFNER, Fritz BLATTER, Martin SZELAGIEWICZ, Bernd SIEBENHAAR, Tiziana CHIODO, Tobias HINTERMANN, Beate SALVADOR, Marcus VOSSER
  • Publication number: 20160168143
    Abstract: The present invention primarily relates to molecular crystalline substances, preferably salts of Dasatinib in crystalline form, comprising a compound of formula 1, preferably a cation of a compound of formula 1, and a second compound selected from the group consisting of glutaric acid, nicotinic acid and saccharin, preferably an anion thereof. The Invention is further related to pharmaceutical compositions comprising such a substance. Furthermore, the Invention relates to processes for preparing said substances. The invention also relates to several aspects of using said substances or pharmaceutical compositions to treat a disease.
    Type: Application
    Filed: July 22, 2014
    Publication date: June 16, 2016
    Inventors: Andreas HAFNER, Fritz BLATTER, Martin SZELAGIEWICZ, Bernd SIEBENHAAR, Tiziana CHIODO, Tobias HINTERMANN, Beate SALVADOR, Marcus VOSSEN
  • Patent number: 9340536
    Abstract: Provided are a multicomponent crystalline system (co-crystal), use thereof, as well as a process for obtaining the same. The said multicomponent crystalline system (co-crystal) comprises Dasatinib and a second compound selected from methyM-hydrobenzoate, nicotinamide, ethyl gallate, methyl gallate, propyl gallate, ethyl maltol, vanillin, menthol, or (1R,2S,5R)-(?)-menthol.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: May 17, 2016
    Assignee: BASF SE
    Inventors: Tiziana Chiodo, Andreas Hafner, Tobias Hintermann, Beate Salvador, Martin Szelagiewicz, Fritz Blatter, Bernd Siebenhaar, Marcus Vossen
  • Patent number: 9249108
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and sorbitol. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystallization behavior and stability.
    Type: Grant
    Filed: November 21, 2011
    Date of Patent: February 2, 2016
    Assignee: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar
  • Publication number: 20150133463
    Abstract: Provided are a multicomponent crystalline system (co-crystal), use thereof, as well as a process for obtaining the same. The said multicomponent crystalline system (co-crystal) comprises Dasatinib and a second compound selected from methyM-hydrobenzoate, nicotinamide, ethyl gallate, methyl gallate, propyl gallate, ethyl maltol, vanillin, menthol, or (1R,2S,5R)-(?)-menthol.
    Type: Application
    Filed: June 13, 2013
    Publication date: May 14, 2015
    Applicant: BASF SE
    Inventors: Tiziana Chiodo, Andreas Hafner, Tobias Hintermann, Beate Salvador, Martin Szelagiewicz, Fritz Blatter, Bernd Siebenhaar, Marcus Vossen
  • Patent number: 8841316
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and vanillin or vanillin derivatives. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystallization behavior stability and decreased hydroscopic behavior.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: September 23, 2014
    Assignee: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar
  • Publication number: 20140194453
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and vanillin or vanillin derivatives. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystallization behavior stability and decreased hydroscopic behavior.
    Type: Application
    Filed: January 31, 2014
    Publication date: July 10, 2014
    Applicant: BASF SE
    Inventors: Andreas HAFNER, Fritz BLATTER, Martin SZELAGIEWICZ, Bernd SIEBENHAAR
  • Publication number: 20140155371
    Abstract: Provided is a crystalline composition comprising a mixture of a compound of formula 1 (Ezetimibe) and proline or proline derivatives, or a hydrate/solvate thereof, as well as a process for obtaining the same. And a process for the purification of Ezetimibe is also disclosed.
    Type: Application
    Filed: July 24, 2012
    Publication date: June 5, 2014
    Applicant: BASF SE
    Inventors: Andreas Hafner, Tobias Hintermann, Martin Szelagiewicz, Bernd Siebenhaar, Fritz Blatter
  • Patent number: 8716305
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and vanillin or vanillin derivatives. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystallization behavior stability and decreased hydroscopic behavior.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: May 6, 2014
    Assignee: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar
  • Publication number: 20140031377
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and vanillin or vanillin derivatives. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystallization behavior stability and decreased hydroscopic behavior.
    Type: Application
    Filed: April 16, 2012
    Publication date: January 30, 2014
    Applicant: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar
  • Publication number: 20130237553
    Abstract: A novel solid form of Rosuvastatin comprises as the active ingredient a salt of bis[(E)-7-[4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)-amino]pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] and sorbitol. The crystal comprising the two components, and minor amounts of water, shows improved properties such as crystal-lization behaviour and stability.
    Type: Application
    Filed: November 21, 2011
    Publication date: September 12, 2013
    Applicant: BASF SE
    Inventors: Andreas Hafner, Fritz Blatter, Martin Szelagiewicz, Bernd Siebenhaar
  • Publication number: 20100113822
    Abstract: The invention is directed to a process for the preparation of ?,?-unsaturated acids, esters and amides from ?- or ?-hydroxycarboxylic acids or esters or precursors in high yields and high selectivity. The ?,?-unsaturated acids or esters are optionally prepared in the presence of specific dehydration and/or esterification catalysts. The ?,?-unsaturated amides or substituted amides are prepared optionally in the presence of a dehydration and/or amidation catalyst. The source of ?- or ?-hydroxycarboxylic acids or precusor is preferably from a renewable resource. The precursor is defined herein.
    Type: Application
    Filed: April 14, 2009
    Publication date: May 6, 2010
    Inventors: Liliana Craciun, Gerald P. Benn, John Dewing, George W. Schriver, William J. Peer, Bernd Siebenhaar, Urs Siegrist
  • Patent number: 7538247
    Abstract: The invention is directed to a process for the preparation of ?,?-unsaturated acids, esters and amides from ?- or ?-hydroxycarboxylic acids or esters or precursors in high yields and high selectivity. The ?,?-unsaturated acids or esters are optionally prepared in the presence of specific dehydration and/or esterification catalysts. The ?,?-unsaturated amides or substituted amides are prepared optionally in the presence of a dehydration and/or amidation catalyst. The source of ?- or ?-hydroxycarboxylic acids or precusor is preferably from a renewable resource. The precursor is defined herein.
    Type: Grant
    Filed: March 30, 2005
    Date of Patent: May 26, 2009
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Liliana Craciun, Gerald P. Benn, John Dewing, George W. Schriver, William J. Peer, Bernd Siebenhaar, Urs Siegrist
  • Publication number: 20050222458
    Abstract: The invention is directed to a process for the preparation of ?,?-unsaturated acids, esters and amides from ?- or ?-hydroxycarboxylic acids or esters or precursors in high yields and high selectivity. The ?,?-unsaturated acids or esters are optionally prepared in the presence of specific dehydration and/or esterification catalysts. The ?,?-unsaturated amides or substituted amides are prepared optionally in the presence of a dehydration and/or amidation catalyst. The source of ?- or ?-hydroxycarboxylic acids or precusor is preferably from a renewable resource. The precursor is defined herein.
    Type: Application
    Filed: March 30, 2005
    Publication date: October 6, 2005
    Inventors: Liliana Craciun, Gerald Benn, John Dewing, George Schriver, William Peer, Bernd Siebenhaar, Urs Siegrist
  • Patent number: 6541663
    Abstract: Raney copper, which is doped (promoted) with an effective quantity of a doping (promoting) agent selected from the group boric acid, onium fluorides, salts of fluorine complex anions, and heteropoly acids, represents an outstanding oxidation catalyst for amine-group-containing primary amines to carboxylic acids.
    Type: Grant
    Filed: June 1, 2001
    Date of Patent: April 1, 2003
    Assignee: Syngenta Participations AG
    Inventors: Bernd Siebenhaar, Milos Rusek
  • Publication number: 20020099246
    Abstract: Raney copper, which is doped (promoted) with an effective quantity of a doping (promoting) agent selected from the group boric acid, onium fluorides, salts of fluorine complex anions, and heteropoly acids, represents an outstanding oxidation catalyst for amine-group-containing primary amines to carboxylic acids.
    Type: Application
    Filed: June 1, 2001
    Publication date: July 25, 2002
    Inventors: Bernd Siebenhaar, Milos Rusek
  • Publication number: 20020038050
    Abstract: Process for the preparation of amine-group-containing carboxylic acid salts by oxidation of amine-group-containing primary alcohols in an aqueous-alkaline reaction medium, in the presence of a copper catalyst, and at an elevated temperature, which is characterized in that the copper catalyst used is a reduced copper/chrome or copper/zinc spinel.
    Type: Application
    Filed: July 23, 2001
    Publication date: March 28, 2002
    Inventors: Bernd Siebenhaar, Milos Rusek
  • Publication number: 20010002424
    Abstract: Process for the preparation of N-phosphonomethylglycine salts by reacting a salt of N-phosphonomethyliminodiacetic acid, whereby the salt-forming cation is selected from the group alkali metals, alkaline earth metals, ammonium and organic ammonium, in the presence of oxygen in an aqueous-basic or aqueous solution and in the presence of a noble metal catalyst on a solid carrier, under excess pressure and at elevated temperature, the process being characterised by the fact that (a) the noble metal is selected from the group platinum, palladium or mixtures of palladium and platinum, and platinum or palladium individually or together in a mixture with ruthenium, rhodium, osmium or iridium, and (b) it is additionally admixed with at least one doping metal from the group bismuth, lead, tin, tellurium, germanium, vanadium, chromium, iron, manganese, molybdenum and tungsten. The known herbicide N-phosphonomethylglycine may be prepared from N-phosphono-methyliminodiacetic acid.
    Type: Application
    Filed: January 5, 2001
    Publication date: May 31, 2001
    Inventors: Bernd Siebenhaar, Martin Studer