Patents by Inventor Jessica Lohrke

Jessica Lohrke 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: 11944690
    Abstract: The present disclosure relates to a liquid pharmaceutical formulation comprising a DOSA-derived tetra-chelate of formula (I), in which M is an ion of a paramagnetic metal, preferably a Gd3+ ion, and R1, R2, R3, R4 and R5 are as defined in the claims, in a pharmaceutical acceptable solvent. The present disclosure also relates to a method of preparation of said liquid pharmaceutical formulation and to a method of imaging involving said liquid pharmaceutical formulation.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: April 2, 2024
    Assignee: BAYER AKTIENGESELLSCHAFT
    Inventors: Stephan Holzschuh, Thomas Frenzel, Gregor Jost, Jessica Lohrke, Wolfgang Ebert, Thomas Brumby, Wolfgang Halfbrodt
  • 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: 20220008562
    Abstract: The present disclosure relates to a liquid pharmaceutical formulation comprising a DOSA-derived tetra-chelate of formula (I), in which M is an ion of a paramagnetic metal, preferably a Gd3+ ion, and R1, R2, R3, R4 and R5 are as defined in the claims, in a pharmaceutical acceptable solvent. The present disclosure also relates to a method of preparation of said liquid pharmaceutical formulation and to a method of imaging involving said liquid pharmaceutical formulation.
    Type: Application
    Filed: November 21, 2019
    Publication date: January 13, 2022
    Inventors: Stephan HOLZSCHUH, Thomas FRENZEL, Gregor JOST, Jessica LOHRKE, Wolfgang EBERT, Thomas BRUMBY, Wolfgang HALFBRODT
  • 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
  • Patent number: 9744252
    Abstract: The present invention relates to novel fluorine containing compounds, methods for their preparation, the intermediates of the synthesis, their use as diagnostic agents, especially for imaging of thrombi. The invention relates to positron emission tomography (PET) agents and associated precursor reagents, and methods for producing such radiolaveled agents for imaging of thrombi in a mammalian body. More particularly, the invention relates to small nonpeptide, high-affinity, specific-binding glycoprotein IIb/IIIa antagonists for imaging of thrombi.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: August 29, 2017
    Assignee: PIRAMAL IMAGING SA
    Inventors: Markus Berger, Martin Kruger, Jessica Lohrke, Michael Reinhardt, Holger Siebeneicher
  • Publication number: 20170008876
    Abstract: The present invention is directed to compounds that bind to glycoprotein IIb/IIIa and can be used for diagnostic imaging, in particular magnetic resonance imaging of thrombi. The disclosed compounds enable the binding to glycoprotein IIb/IIIa receptor combined with an adequate imaging sensitivity.
    Type: Application
    Filed: February 6, 2015
    Publication date: January 12, 2017
    Inventors: Markus Berger, Jessica Lohrke, Gregor Jost, Michael Reinhardt
  • Patent number: 9345793
    Abstract: The present invention relates to novel fluorine containing compounds, methods for their preparation, the intermediates of the synthesis, their use as diagnostic agents, especially for imaging of thrombi. The invention relates to positron emission tomography (PET) agents and associated precursor reagents, and methods for producing such radiolaveled agents for imaging of thrombi in a mammalian body. More particularly, the invention relates to small nonpeptide, high-affinity, specific-binding glycoprotein 11b/IIIa antagonists for imaging of thrombi.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: May 24, 2016
    Assignee: PIRAMAL IMAGING SA
    Inventors: Markus Berger, Martin Kruger, Jessica Lohrke, Michael Reinhardt, Holger Siebeneicher
  • Publication number: 20160137629
    Abstract: The present invention relates to novel fluorine containing compounds, methods for their preparation, the intermediates of the synthesis, their use as diagnostic agents, especially for imaging of thrombi. The invention relates to positron emission tomography (PET) agents and associated precursor reagents, and methods for producing such radiolaveled agents for imaging of thrombi in a mammalian body. More particularly, the invention relates to small nonpeptide, high-affinity, specific-binding glycoprotein 11b/IIIa antagonists for imaging of thrombi.
    Type: Application
    Filed: January 21, 2016
    Publication date: May 19, 2016
    Applicant: PIRAMAL IMAGING SA
    Inventors: Markus BERGER, Martin KRUGER, Jessica LOHRKE, Michael REINHARDT, Holger SIEBENEICHER
  • Publication number: 20160008490
    Abstract: The present invention is directed to compounds that bind to glycoprotein IIb/IIIa and can be used for diagnostic imaging, in particular magnetic resonance imaging of thrombi. The disclosed compounds enable the binding to glycoprotein IIb/IIIa receptor combined with an adequate relaxivity.
    Type: Application
    Filed: February 11, 2014
    Publication date: January 14, 2016
    Applicant: BAYER PHARMA AKTIENGESELLSCHAFT
    Inventors: MARKUS BERGER, JESSICA LOHRKE, GREGOR JOST, MICHAEL REINHARDT
  • Publication number: 20140314669
    Abstract: The present invention relates to novel fluorine containing compounds, methods for their preparation, the intermediates of the synthesis, their use as diagnostic agents, especially for imaging of thrombi. The invention relates to positron emission tomography (PET) agents and associated precursor reagents, and methods for producing such radiolaveled agents for imaging of thrombi in a mammalian body. More particularly, the invention relates to small nonpeptide, high-affinity, specific-binding glycoprotein 11b/IIIa antagonists for imaging of thrombi.
    Type: Application
    Filed: August 17, 2012
    Publication date: October 23, 2014
    Applicant: PIRAMAL IMAGING SA
    Inventors: Markus Berger, Martin Kruger, Jessica Lohrke, Michael Reinhardt, Holger Siebeneicher