Patents by Inventor Christoph-Stephan Hilger

Christoph-Stephan Hilger 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: 11814369
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: November 14, 2023
    Assignee: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Olaf Panknin, Hubertus Pietsch
  • Publication number: 20230113481
    Abstract: An aqueous pharmaceutical composition including compound having the formula of tetragadolinium[4,10-bis(carboxylatomethyl)-7-{-3,6,12,15-tetraoxo-16-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]-9,9-bis({[({2-[4,7,10-tris(carboxylatomethyl)-1,4,7,10- tetraazacyclododecan-1-yl]propanoyl}amino)acetyl]amino}methyl)-4,7,11,14-tetraazaheptadecan-2-yl}-1,4,7,10-tetraazacyclododecan-1-yl]acetate wherein the stereochemistry at the chiral carbon of the four alanine substituents is selected from the group consisting of RRRR, SSSS, RSSS, RRSS, and RRRS stereoisomers, and racemic and diastereomeric mixtures of any thereof, or a tautomer, a hydrate, a solvate, or a salt thereof, or a mixture of same is described. The compounds may be used as an MRI contrast imaging agent.
    Type: Application
    Filed: November 2, 2022
    Publication date: April 13, 2023
    Inventors: MARKUS BERGER, JESSICA LOHRKE, CHRISTOPH-STEPHAN HILGER, GREGOR JOST, THOMAS FRENZEL, DETLEV SUELZLE, JOHANNES PLATZEK, OLAF PANKNIN, HUBERTUS PIETSCH
  • Patent number: 11491245
    Abstract: A compound having the formula of tetragadolinium [4,10-bis(carboxylatomethyl)-7-{-3,6,12,15-tetraoxo-16-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]-9,9-bis({[({2-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]propanoyl}amino)acetyl]amino}methyl)-4,7,11,14-tetraazaheptadecan-2-yl}-1,4,7,10-tetraazacyclo dodecan-1-yl]acetate wherein the stereochemistry at the chiral carbon of the four alanine substituents is selected from the group consisting of RRRR, SSSS, RSSS, RRSS, and RRRS stereoisomers, and racemic and diastereomeric mixtures of any thereof, or a tautomer, a hydrate, a solvate, or a salt thereof, or a mixture of same is described. The compounds may be used as an MRI contrast imaging agent.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: November 8, 2022
    Assignee: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Detlev Suelzle, Johannes Platzek, Olaf Panknin, Hubertus Pietsch
  • Publication number: 20210221798
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 22, 2021
    Inventors: Markus BERGER, Jessica LOHRKE, Christoph-Stephan HILGER, Gregor JOST, Thomas FRENZEL, Olaf PANKNIN, Hubertus PIETSCH
  • Patent number: 10975060
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: April 13, 2021
    Assignee: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Olaf Panknin, Hubertus Pietsch
  • Publication number: 20200353104
    Abstract: A compound having the formula of tetragadolinium [4,10-bis(carboxylatomethyl)-7-{-3,6,12,15-tetraoxo-16-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]-9,9-bis({[({2-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]propanoyl}amino)acetyl]amino}methyl)-4,7,11,14-tetraazaheptadecan-2-yl}-1,4,7,10-tetraazacyclo dodecan-1-yl]acetate wherein the stereochemistry at the chiral carbon of the four alanine substituents is selected from the group consisting of RRRR, SSSS, RSSS, RRSS, and RRRS stereoisomers, and racemic and diastereomeric mixtures of any thereof, or a tautomer, a hydrate, a solvate, or a salt thereof, or a mixture of same is described. The compounds may be used as an MRI contrast imaging agent.
    Type: Application
    Filed: July 27, 2020
    Publication date: November 12, 2020
    Inventors: MARKUS BERGER, JESSICA LOHRKE, CHRISTOPH-STEPHAN HILGER, GREGOR JOST, THOMAS FRENZEL, DETLEV SUELZLE, JOHANNES PLATZEK, OLAF PANKNIN, HUBERTUS PIETSCH
  • Publication number: 20200283420
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Application
    Filed: November 24, 2017
    Publication date: September 10, 2020
    Inventors: Markus BERGER, Jessica LOHRKE, Christoph-Stephan HILGER, Gregor JOST, Thomas FRENZEL, Olaf PANKNIN, Hubertus PIETSCH
  • Patent number: 10722601
    Abstract: A compound having the formula of tetragadolinium [4,10-bis(carboxylatomethyl)-7-{-3,6,12,15-tetraoxo-16-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]-9,9-bis({[{2-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]propanoyl} amino)acetyl]amino}methyl)-4,7,11,14-tetraazaheptadecan-2-yl}-1,4,7,10-tetraazacyclo dodecan-1-yl]acetate wherein the stereochemistry at the chiral carbon of the four alanine substituents is selected from the group consisting of RRRR, SSSS, RSSS, RRSS, and RRRS stereoisomers, and racemic and diastereomeric mixtures of any thereof, or a tautomer, a hydrate, a solvate, or a salt thereof, or a mixture of same is described. The compounds may be used as an MRI contrast imaging agent.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: July 28, 2020
    Assignee: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Detlev Suelzle, Johannes Platzek, Olaf Panknin, Hubertus Pietsch
  • Publication number: 20190083659
    Abstract: A compound having the formula of tetragadolinium [4,10-bis(carboxylatomethyl)-7-{-3,6,12,15-tetraoxo-16-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]-9,9-bis({[{2-[4,7,10-tris(carboxylatomethyl)-1,4,7,10-tetraazacyclododecan-1-yl]propanoyl} amino)acetyl]amino}methyl)-4,7,11,14-tetraazaheptadecan-2-yl}-1,4,7,10-tetraazacyclo dodecan-1-yl]acetate wherein the stereochemistry at the chiral carbon of the four alanine substituents is selected from the group consisting of RRRR, SSSS, RSSS, RRSS, and RRRS stereoisomers, and racemic and diastereomeric mixtures of any thereof, or a tautomer, a hydrate, a solvate, or a salt thereof, or a mixture of same is described. The compounds may be used as an MRI contrast imaging agent.
    Type: Application
    Filed: November 15, 2018
    Publication date: March 21, 2019
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Detlev Suelzle, Johannes Platzek, Olaf Panknin, Hubertus Pietsch
  • Patent number: 10137209
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Grant
    Filed: May 30, 2016
    Date of Patent: November 27, 2018
    Assignee: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: Markus Berger, Jessica Lohrke, Christoph-Stephan Hilger, Gregor Jost, Thomas Frenzel, Detlev Suelzle, Johannes Platzek, Olaf Panknin, Hubertus Pietsch
  • Publication number: 20180169274
    Abstract: The present invention relates to a new class of high relaxivity extracellular gadolinium chelate complexes, to methods of preparing said compounds, and to the use of said compounds as MRI contrast agents.
    Type: Application
    Filed: May 30, 2016
    Publication date: June 21, 2018
    Inventors: MARKUS BERGER, JESSICA LOHRKE, CHRISTOPH-STEPHAN HILGER, GREGOR JOST, THOMAS FRENZEL, DETLEV SUELZLE, JOHANNES PLATZEK, OLAF PANKNIN, HUBERTUS PIETSCH
  • Publication number: 20170283396
    Abstract: Compounds of formula (I) which are inhibitors of Bub 1 kinase, processes for their production and their use as pharmaceuticals.
    Type: Application
    Filed: March 28, 2017
    Publication date: October 5, 2017
    Applicant: Bayer Pharma Aktiengesellschaft
    Inventors: Christoph-Stephan HILGER, Marion HITCHCOCK, Hans BRIEM, Gerhard SIEMEISTER, Amaury Ernesto FERNANDEZ-MONTALVAN, Jens SCHRÖDER, Simon HOLTON, Cornelia PREUßE, Karsten DENNER
  • Publication number: 20170275268
    Abstract: Compounds of formula (I), which are inhibitors of Bub 1 kinase, processes for their production and their use as pharmaceuticals.
    Type: Application
    Filed: March 10, 2017
    Publication date: September 28, 2017
    Applicant: Bayer Pharma Aktiengesellschaft
    Inventors: Marion HITCHCOCK, Anne MENGEL, Christoph-Stephan HILGER, Lars BÄRFACKER, Hans BRIEM, Gerhard SIEMEISTER, Amaury Ernesto FERNANDEZ-MONTALVAN, Jens SCHRÖDER, Simon HOLTON, Cornelia PREUßE, Ursula MÖNNING
  • Publication number: 20170275267
    Abstract: Compounds of formula (I), processes for their production and their use as Bub1 kinase inhibitors for the treatment of hyperproliferative diseases and/or disorders responsive to induction of cell death.
    Type: Application
    Filed: March 8, 2017
    Publication date: September 28, 2017
    Applicant: Bayer Pharma Aktiengesellschaft
    Inventors: Marion HITCHCOCK, Christoph-Stephan HILGER, Anne MENGEL, Hans BRIEM, Simon HOLTON, Vera PÜTTER, Gerhard SIEMEISTER, Stefan PRECHTL, Amaury Ernesto FERNANDEZ-MONTALVAN, Christian STEGMANN, Cornelia PREUßE, Mark Jean GNOTH
  • Patent number: 9416125
    Abstract: Compounds of formula (I), processes for their production and their use as Bub1 kinase inhibitors for the treatment of hyperproliferative diseases and/or disorders responsive to induction of cell death.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: August 16, 2016
    Assignee: Bayer Pharma Aktiengesellschaft
    Inventors: Marion Hitchcock, Christoph-Stephan Hilger, Anne Mengel, Hans Briem, Simon Holton, Vera Pütter, Gerhard Siemeister, Stefan Prechtl, Amaury Ernesto Fernández-Montalván, Christian Stegmann, Cornelia Preuβe, Mark Jean Gnoth
  • Publication number: 20160145239
    Abstract: Compounds of formula (I), and their use as pharmaceuticals.
    Type: Application
    Filed: June 17, 2014
    Publication date: May 26, 2016
    Inventors: Christoph-Stephan HILGER, Marion HITCHCOCK, Hans BRIEM, Gerhard SIEMEISTER, Amaury Ernesto FERNANDEZ-MONTALVAN, Jens SCHRÖDER, Simon HOLTON, Comelia PREUßE, Karsten DENNER
  • Patent number: 9278925
    Abstract: The invention relates to substituted 3-(biphenyl-3-yl)-4-hydroxy-8-methoxy-1-azaspiro[4.5]dec-3-en-2-ones, in particular for therapeutic purposes, to pharmaceutical compositions and to their use in therapy, in particular for the prophylaxis and therapy of neoplastic disorders.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: March 8, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Ningshu Liu, Kai Thede, Ursula Mönning, Arne Scholz, Christoph-Stephan Hilger, Ulf Bömer, Reiner Fischer
  • Publication number: 20160052912
    Abstract: Compounds of formula (I) which are inhibitors of Bub 1 kinase, processes for their production and their use as pharmaceuticals.
    Type: Application
    Filed: March 19, 2014
    Publication date: February 25, 2016
    Inventors: Christoph-Stephan HILGER, Marion HITCHCOCK, Hans BRIEM, Gerhard SIEMEISTER, Amaury Ernesto FERNANDEZ-MONTALVAN, Jens SCHRÖDER, Simon HOLTON, Cornelia PREUßE, Karsten DENNER
  • Publication number: 20160046604
    Abstract: Compounds of formula (I), which are inhibitors of Bub1 kinase, processes for their production and their use as pharmaceuticals.
    Type: Application
    Filed: March 20, 2014
    Publication date: February 18, 2016
    Inventors: Marion HITCHCOCK, Anne MENGEL, Christoph-Stephan HILGER, Lars BÄRFACKER, Hans BRIEM, Gerhard SIEMEISTER, Amaury Ernesto FERNANDEZ-MONTALVAN, Jens SCHRÖDER, Simon HOLTON, Cornelia PREUßE, Ursula MÖNNING
  • Patent number: 9212140
    Abstract: The invention relates to (5s,8s)-3-(4?-chloro-3?-fluoro-4-methylbiphenyl-3-yl)-4-hydroxy-8-methoxy-1-azaspiro[4.5]dec-3-en-2-one for therapeutic purposes, to pharmaceutical compositions and to their use in therapy, in particular for the prophylaxis and therapy of tumour disorders.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: December 15, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Ningshu Liu, Kai Thede, Philip Lienau, Arne Scholz, Christoph-Stephan Hilger, Ulf Bömer, Maher Najjar, Knut Eis, Reiner Fischer, Wahed Ahmed Moradi