Patents by Inventor Ralf Lotz

Ralf Lotz 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: 20170081329
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: December 1, 2016
    Publication date: March 23, 2017
    Inventors: Frank HIMMELSBACH, Elke LANGKOPF, Matthias ECKHARDT, Michael MARK, Roland MAIER, Ralf LOTZ, Mohammad TADAYYON
  • Patent number: 9556175
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: January 31, 2017
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Frank Himmelsbach, Elke Langkopf, Matthias Eckhardt, Michael Mark, Roland Maier, Ralf Lotz, Mohammad Tadayyon
  • Publication number: 20160194327
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: March 15, 2016
    Publication date: July 7, 2016
    Inventors: Frank HIMMELSBACH, Elke LANGKOPF, Matthias ECKHARDT, Michael MARK, Roland MAIER, Ralf LOTZ, Mohammad TADAYYON
  • Patent number: 9321791
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: April 26, 2016
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Frank Himmelsbach, Elke Langkopf, Matthias Eckhardt, Michael Mark, Roland Maier, Ralf Lotz, Mohammad Tadayyon
  • Publication number: 20150368204
    Abstract: The present invention pertains to a compound of formula (I) wherein R1, R2, R3, and R4 are each hydrogen or sulfate monoester with the proviso that R1, R2, R3, and R4 cannot simultaneously be hydrogen, processes for their preparation and their use as pharmaceuticals in the treatment of CNS disorders.
    Type: Application
    Filed: April 20, 2015
    Publication date: December 24, 2015
    Inventors: Astrid Volz, Ralf Lotz, Fabio Paleari
  • Publication number: 20150291627
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: June 24, 2015
    Publication date: October 15, 2015
    Inventors: Frank HIMMELSBACH, Elke LANGKOPF, Matthias ECKHARDT, Michael MARK, Roland MAIER, Ralf LOTZ, Mohammad TADAYYON
  • Patent number: 8933079
    Abstract: Pyridone and pyridazinone derivatives that are active against the melanin-concentrating hormone (MCH) and useful as anti-obesity pharmaceuticals.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: January 13, 2015
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Thorsten Oost, Ralf Lotz, Dirk Stenkamp
  • Publication number: 20150011564
    Abstract: The present invention pertains to a compound of formula (I) wherein R1, R2, R3, and R4 are each hydrogen or sulfate monoester with the proviso that R1, R2, R3, and R4 cannot simultaneously be hydrogen, processess for their preparation and their use as pharmaceuticals in the treatment of CNS disorders.
    Type: Application
    Filed: May 8, 2014
    Publication date: January 8, 2015
    Applicant: Sprout Pharmaceuticals, Inc.
    Inventors: Astrid Volz, Ralf Lotz, Fabio Paleari
  • Patent number: 8772298
    Abstract: The present invention relates to spirocyclic heterocycles of general formula (I) the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids, which have valuable pharmacological properties, particularly an inhibitory effect on signal transduction mediated by tyrosine kinases, the use thereof for the treatment of diseases, particularly tumoral diseases as well as benign prostatic hyperplasia (BPH), diseases of the lungs and airways, and the preparation thereof.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: July 8, 2014
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Frank Himmelsbach, Birgit Jung, Ralf Lotz
  • Patent number: 8722682
    Abstract: The present invention pertains to a compound of formula (I) wherein R1, R2, R3, and R4 are each hydrogen or sulfate monoester with the proviso that R1, R2, R3, and R4 cannot simultaneously be hydrogen, processess for their preparation and their use as pharmaceuticals in the treatment of CNS disorders.
    Type: Grant
    Filed: December 18, 2007
    Date of Patent: May 13, 2014
    Assignee: Sprout Pharmaceuticals, Inc.
    Inventors: Astrid Volz, Ralf Lotz, Fabio Paleari
  • Publication number: 20140128604
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: January 14, 2014
    Publication date: May 8, 2014
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Frank HIMMELSBACH, Elke LANGKOPF, Matthias ECKHARDT, Michael MARK, Roland MAIER, Ralf LOTZ, Mohammad TADAYYON
  • Publication number: 20140057901
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: February 21, 2013
    Publication date: February 27, 2014
    Applicant: Boehringer Ingelheim Pharma GmbH & Co. KG
    Inventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ
  • Patent number: 8648191
    Abstract: The present invention relates to cyclohexyloxy-substituted heterocycles of general formula (I) the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids, which have valuable pharmacological properties, particularly an inhibitory effect on signal transduction mediated by tyrosine kinases, the use thereof for the treatment of diseases, particularly tumoral diseases as well as benign prostatic hyperplasia (BPH), diseases of the lungs and airways and the preparation thereof.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: February 11, 2014
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Frank Himmelsbach, Birgit Jung, Ralf Lotz
  • Publication number: 20130281461
    Abstract: The present invention relates to spirocyclic heterocycles of general formula (I) the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids, which have valuable pharmacological properties, particularly an inhibitory effect on signal transduction mediated by tyrosine kinases, the use thereof for the treatment of diseases, particularly tumoral diseases as well as benign prostatic hyperplasia (BPH), diseases of the lungs and airways, and the preparation thereof.
    Type: Application
    Filed: June 18, 2013
    Publication date: October 24, 2013
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Frank HIMMELSBACH, Birgit JUNG, Ralf LOTZ
  • Publication number: 20130237515
    Abstract: The present invention relates to compounds of general formula I, wherein the groups R1, R2, L1, L2, U and B are as defined in the application, which have valuable pharmacological properties, and in particular modulate the activity of the MCH receptor.
    Type: Application
    Filed: February 28, 2013
    Publication date: September 12, 2013
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Thorsten OOST, Ralf LOTZ, Dirk STENKAMP
  • Patent number: 8497369
    Abstract: The present invention relates to spirocyclic heterocycles of general formula (I) the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids, which have valuable pharmacological properties, particularly an inhibitory effect on signal transduction mediated by tyrosine kinases, the use thereof for the treatment of diseases, particularly tumoral diseases as well as benign prostatic hyperplasia (BPH), diseases of the lungs and airways, and the preparation thereof.
    Type: Grant
    Filed: February 5, 2009
    Date of Patent: July 30, 2013
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Frank Himmelsbach, Birgit Jung, Ralf Lotz
  • Publication number: 20120252783
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: June 15, 2012
    Publication date: October 4, 2012
    Applicant: BOEHRINGER INGELHEIM PHARMA & CO. KG
    Inventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ
  • Patent number: 8178541
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: May 15, 2012
    Assignee: Boehringer Ingelheim Pharma GmbH & Co. KG
    Inventors: Frank Himmelsbach, Elke Langkopf, Matthias Eckhardt, Michael Mark, Roland Maier, Ralf Lotz, Mohammad Tadayyon
  • Patent number: 8119648
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R3 are as defined herein, the tautomers, the stereoisomers, the mixtures, the prodrugs thereof and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: February 21, 2012
    Assignee: Boehringer Ingelheim Pharma GmbH & Co. KG
    Inventors: Frank Himmelsbach, Elke Langkopf, Matthias Eckhardt, Michael Mark, Roland Maier, Ralf Lotz
  • Publication number: 20120040982
    Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).
    Type: Application
    Filed: October 25, 2011
    Publication date: February 16, 2012
    Applicant: BOEHRINGER INGELHEIM PHARMA & CO. KG
    Inventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ