Patents by Inventor Volkhard Austel

Volkhard Austel 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: 7439258
    Abstract: A compound of the formula I: wherein: X is CH or N; Y is O or S; Z is OH, NH2, NMeR3, NHR3; OR3 or 5- or 6-membered heterocycle, having 1 to 4 heteroatoms selected from O, N and S, said heterocycle being optionally substituted with from 1 to 4 substituents; A is N, COR7 or CR5, wherein R5 is H, halogen, or (C1-6) alkyl and R7 is H or (C1-6 alkyl), with the proviso that X and A are not both N; R6 is H, halogen, (C1-6 alkyl) or OR7, wherein R7 is H or (C1-6 alkyl); R1 is selected from the group consisting of 5- or 6-membered heterocycle having 1 to 4 heteroatoms selected from O, N, and S, phenyl, phenyl(C1-3)alkyl, (C2-6)alkenyl, phenyl(C2-6)alkenyl, (C3-6)cycloalkyl, (C1-6)alkyl, CF3, 9- or 10-membered heterobicycle having 1 to 4 heteroatoms selected from O, N and S, wherein said heterocycle, phenyl, phenyl(C2-6)alkenyl and phenyl(C1-3)alkyl), alkenyl, cycloalkyl, (C1-6)alkyl, and heterobicycle are all optionally substituted with from 1 to 4 substituents; R2 is selected from (C1-6)alkyl, (C3-7)cycloalkyl,
    Type: Grant
    Filed: May 21, 2004
    Date of Patent: October 21, 2008
    Assignee: Boehringer Ingelheim (Canada) Ltd
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Publication number: 20050014810
    Abstract: The present invention relates to the use of a substituted 2-phenylbenzimidazole of formula I wherein R1, R2, R3, R4, R5 and m have the meanings given in the claims, for the preparation of a medicament for the treatment or prevention of diseases involving glucagon receptors, as well as new compounds of formula I wherein R1 is a group of formula
    Type: Application
    Filed: December 23, 2003
    Publication date: January 20, 2005
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Ruediger Streicher, Juergen Mack, Rainer Walter, Ingo Konetzki, Thomas Trieselmann, Volkhard Austel
  • Publication number: 20040224955
    Abstract: A compound of the formula I: 1
    Type: Application
    Filed: May 21, 2004
    Publication date: November 11, 2004
    Applicant: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Patent number: 6794404
    Abstract: A compound of the formula I: wherein: X is CH or N; Y is O or S; Z is OH, NH2, NMeR3, NHR3; OR3 or 5- or 6-membered heterocycle, having 1 to 4 heteroatoms selected from O, N and S, said heterocycle being optionally substituted with from 1 to 4 substituents; A is N, COR7 or CR5, wherein R5 is H, halogen, or (C1-6) alkyl and R7 is H or (C1-6 alkyl), with the proviso that X and A are not both N; R6 is H, halogen, (C1-6 alkyl) or OR7, wherein R7 is H or (C1-6 alkyl); R1 is selected from the group consisting of 5- or 6-membered heterocycle having 1 to 4 heteroatoms selected from O, N, and S, phenyl, phenyl(C1-3)alkyl, (C2-6)alkenyl, phenyl(C2-6)alkenyl, (C3-6)cycloalkyl, (C1-6)alkyl, CF3, 9- or 10-membered heterobicycle having 1 to 4 heteroatoms selected from O, N and S, wherein said heterocycle, phenyl, phenyl(C2-6)alkenyl and phenyl(C1-3)alkyl), alkenyl, cycloalkyl, (C1-6)alkyl, and heterobicycle are all optionally substituted with from 1 to 4 substituents; R2 is selected from (C1-6)alkyl, (C
    Type: Grant
    Filed: September 10, 2002
    Date of Patent: September 21, 2004
    Assignee: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Publication number: 20030232816
    Abstract: A compound of the formula I: 1
    Type: Application
    Filed: September 10, 2002
    Publication date: December 18, 2003
    Applicant: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Patent number: 6479508
    Abstract: A compound of the formula I: wherein: X is CH or N; Y is O or S; Z is OH, NH2, NMeR3, NHR3; OR3 or 5- or 6-membered heterocycle, having 1 to 4 heteroatoms selected from O, N and S, said heterocycle being optionally substituted with from 1 to 4 substituents; A is N, COR7 or CR5, wherein R5 is H, halogen, or (C1-6) alkyl and R7 is H or (C1-6 alkyl), with the proviso that X and A are not both N; R6 is H, halogen, (C1-6 alkyl) or OR7, wherein R7 is H or (C1-6 alkyl); R1 is selected from the group consisting of 5- or 6-membered heterocycle having 1 to 4 heteroatoms selected from O, N, and S, phenyl, phenyl(C1-3)alkyl, (C2-6)alkenyl, phenyl(C2-6)alkenyl, (C3-6)cycloalkyl, (C1-6)alkyl, CF3, 9- or 10-membered heterobicycle having 1 to 4 heteroatoms selected from O, N and S, wherein said heterocycle, phenyl, phenyl(C2-6)alkenyl and phenyl(C1-3)alkyl), alkenyl , cycloalkyl, (C1-6)alkyl, and heterobicycle are all optionally substituted with from 1 to 4 substituents; R2 is selected from (C1-6)alkyl,
    Type: Grant
    Filed: November 27, 2001
    Date of Patent: November 12, 2002
    Assignee: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Patent number: 6448281
    Abstract: A compound of the formula I: wherein: X is CH or N; Y is O or S; Z is OH, NH2, NMeR3, NHR3; OR3 or 5- or 6-membered heterocycle, having 1 to 4 heteroatoms selected from O, N and S, said heterocycle being optionally substituted with from 1 to 4 substituents; A is N, COR7 or CR5, wherein R5 is H, halogen, or (C1-6) alkyl and R7 is H or (C1-6 alkyl), with the proviso that X and A are not both N; R6 is H, halogen, (C1-6 alkyl) or OR7, wherein R7 is H or (C1-6 alkyl); R1 is selected from the group consisting of 5- or 6-membered heterocycle having 1 to 4 heteroatoms selected from O, N, and S, phenyl, phenyl(C1-3)alkyl, (C2-6)alkenyl, phenyl(C2-6)alkenyl, (C3-6)cycloalkyl, (C1-6)alkyl, CF3, 9- or 10-membered heterobicycle having 1 to 4 heteroatoms selected from O, N and S, wherein said heterocycle, phenyl, phenyl(C2-6)alkenyl and phenyl(C1-3)alkyl), alkenyl, cycloalkyl, (C1-6)alkyl, and heterobicycle are all optionally substituted with from 1 to 4 substituents; R2 is selected from (C1-6)alkyl, (C
    Type: Grant
    Filed: July 3, 2001
    Date of Patent: September 10, 2002
    Assignee: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Publication number: 20020065418
    Abstract: A compound of the formula I: 1
    Type: Application
    Filed: July 3, 2001
    Publication date: May 30, 2002
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, James Gillard, George Kukolj, Volkhard Austel
  • Patent number: 5994356
    Abstract: The present invention relates to carboxylic acid derivatives of the general formula ##STR1## in which R.sub.a to R.sub.c, A, B, D, E and X.sub.1 to X.sub.3 are as defined in claim 1, their tautomers, their stereoisomers including their mixtures, and their salts, in particular their physiologically tolerated salts with inorganic or organic acids or bases, which have useful pharmacological properties, preferably aggregation-inhibiting inhibiting actions, medicaments containing these compounds, their use and processes for their preparation.
    Type: Grant
    Filed: April 3, 1997
    Date of Patent: November 30, 1999
    Assignee: Karl Thomae
    Inventors: Helmut Pieper, Gunter Linz, Volkhard Austel, Frank Himmelsbach, Brian Guth, Johannes Weisenberger
  • Patent number: 5958952
    Abstract: The present invention relates to phenyl amidines of general formula (I), ##STR1## in which R.sup.1 to R.sup.5 are as defined in claim 1, their tautomers, their stereoisomers and their mixtures and their salts, especially their physiologically acceptable salts with inorganic or organic acids or bases also having valuable pharmacological properties, preferably aggregation-limiting effects, producing them.
    Type: Grant
    Filed: December 17, 1997
    Date of Patent: September 28, 1999
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Volkhard Austel, Gunther Linz, Helmut Pieper, Brian Guth, Johannes Weisenberger
  • Patent number: 5922763
    Abstract: The invention relates to biphenyl derivatives of general formula ##STR1## wherein A to E and X are defined as in claim 1, the stereoisomers thereof, including their mixtures and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids or bases, which have valuable properties, preferably aggregation-inhibiting effects, pharmaceutical compositions containing these compounds and processes for preparing them.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: July 13, 1999
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Helmut Pieper, Volkhard Austel, Gunter Linz, Thomas Muller, Wolfgang Eisert, Johannes Weisenberger
  • Patent number: 5922717
    Abstract: The present invention relates to piperazine derivatives of the general formula ##STR1## in which R.sub.a, Y.sub.1 to Y.sub.3 and E are defined herein, tautomers thereof, stereoisomers thereof, including their mixtures, and salts thereof, and in particular physiologically tolerated salts thereof with inorganic or organic acids or bases. These compounds have valuable pharmacological properties, such as aggregation-inhibiting activity. This invention also relates to medicaments comprising these compounds and to processes for the preparation of these compounds.
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: July 13, 1999
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Helmut Pieper, Volkhard Austel, Frank Himmelsbach, Gunter Linz, Brian Guth, Johannes Weisenberger
  • Patent number: 5880284
    Abstract: The invention relates to cyclic urea derivatives of general formula I ##STR1## wherein R.sub.a, R.sub.b, X and Y are defined as in claim 1, the tautomers, stereoisomers and salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids or bases, which have valuable pharmacological properties, preferably aggregation inhibiting effects, and to drugs containing the compounds and processes for preparing them.
    Type: Grant
    Filed: May 28, 1997
    Date of Patent: March 9, 1999
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Volkhard Austel, Gunter Linz, Helmut Pieper, Brian Guth, Thomas Muller, Johannes Weisenberger
  • Patent number: 5852192
    Abstract: The invention relates to cyclic urea derivatives of general formula ##STR1## wherein R.sub.a, R.sub.b, X and Y are as defined herein, pharmaceutical compositions containing the derivatives and processes for preparing them.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: December 22, 1998
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Helmut Pieper, Volkhard Austel, Guenter Linz, Johannes Weisenberger, Wolfgang Eisert, Thomas Mueller
  • Patent number: 5827849
    Abstract: The invention relates to cyclic derivatives of general formula ##STR1## wherein R.sub.a, R.sub.b, X and Y are as defined in claim 1, the tautomers, the stereoisomers including the mixtures thereof and the salts thereof, particularly the physiologically acceptable salts thereof with organic or inorganic acids or bases, which have valuable pharmacological properties, preferably aggregation-inhibiting effects, pharmaceutical compositions containing the compounds and processes for preparing them.
    Type: Grant
    Filed: December 17, 1996
    Date of Patent: October 27, 1998
    Assignee: Karl Thomae GmbH
    Inventors: F. Himmelsbach, Helmut Pieper, Volkhard Austel, Gunter Linz, Brian Guth, Thomas Muller, Johannes Weisenberger
  • Patent number: 5817677
    Abstract: 5-Membered heterocyclic compounds, of which the following compounds are exemplary:(a) 4-??trans-4-(2-carboxyethyl)cyclohexyl!aminocarbonyl!-1-(4-piperidyl)imida zole,(b) 5-??trans-4-(2-carboxyethyl)cyclohexyl!aminocarbonyl!-4-methyl-2-(4-piperi dyl)-1,3-thiazole,(c) 5-??4-(carboxymethoxy)phenyl!aminocarbonyl!-4-methyl-2-(4-piperidyl)-1,3-t hiazole,(d) 5-??trans-4-(2-carboxyethyl)cyclohexyl!aminocarbonyl!-2-(4-piperidyl)-1,3, 4-thiadiazole,(e) 5-??4-(carboxymethoxy)phenyl!aminocarbonyl!-2-(4-piperidyl)-1,3,4-thiadiaz ole,(f) 5-??trans-4-(carboxymethoxy)cyclohexyl!aminocarbonyl!-2-(4-piperidyl)-1,3- thiazole,(g) 5-??4-(carboxymethoxy)phenyl!aminocarbonyl!-2-(4-piperidyl)-1,3-thiazole,(h) 5-??trans-4-(2-carboxyethyl)cyclohexyl!aminocarbonyl!-2-(4-piperidyl)-1,3- thiazole, and(i) 4-??trans-4-carboxycyclohexyl!aminocarbonyl!-1-?2-(4-piperidyl)ethyl!imida zole.
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: October 6, 1998
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Gunter Linz, Frank Himmelsbach, Helmut Pieper, Volkhard Austel, Brian Guth, Johannes Weisenberger
  • Patent number: 5736559
    Abstract: The invention relates to biphenyl derivatives of general formula ##STR1## wherein A to E and X are defined as in claim 1, the stereoisomers thereof, including their mixtures and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids or bases, which have valuable properties, preferably aggregation-inhibiting effects, pharmaceutical compositions containing these compounds and processes for preparing them.
    Type: Grant
    Filed: August 1, 1996
    Date of Patent: April 7, 1998
    Assignee: Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Helmut Pieper, Volkhard Austel, Gunter Linz, Thomas Muller, Wolfgang Eisert, Johannes Weisenberger
  • Patent number: 5700801
    Abstract: Piperazine derivatives useful in the treatment or prevention of inflammation, bone degradation, thrombosis and tumor metastasis. Exemplary species are:(a) ?4-trans-?3-?4-(4-Pyridyl)-piperazin-1-yl!propionyl!amino!-cyclohexanecarb oxylic acid,(b) 3-?4-trans-?4-(4-Pyridyl)-piperazin-1-yl!carbonylamino!-cyclohexylpropioni c acid,(c) 3-?4-trans-?4-(4-Pyridyl)-piperazin-1-yl!malonylamino!cyclohexylcarboxylic acid,(d) Methyl ?4-trans-?3-?4-(4-pyridyl)-piperazin-1-yl!-propionyl!-amino!cyclohexane carboxylate,(e) Methyl 3-?4-trans-?4-(4-pyridyl)-piperazin-1-yl!-carbonylamino!cyclohexyl propionate,(f) Methyl ?4-trans-?4-(4-pyridyl)-piperazin-1-yl!-malonylamino!-cyclohexyl carboxylate,(g) Cyclohexyl ?4-trans-??4-(4-pyridyl)-piperazin-1-yl!-acetyl!-amino!-cyclohexane carboxylate, and(h) Isobutyl ?4-trans-??4-(4-pyridyl)-piperazin-1-yl!-acetyl!-amino!-cyclohexane carboxylate.
    Type: Grant
    Filed: December 13, 1995
    Date of Patent: December 23, 1997
    Assignee: Karl Thomae, GmbH
    Inventors: Helmut Pieper, Volkhard Austel, Frank Himmelsbach, Gunter Linz, Brian Guth, Johannes Weisenberger
  • Patent number: 5681841
    Abstract: The invention relates to cyclic urea derivatives of general formula I ##STR1## wherein R.sub.a, R.sub.b, X and Y are defined as in claim 1, the tautomers, stereoisomers and salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids or bases, which have valuable pharmacological properties, preferably aggregation inhibiting effects, and to drugs containing the compounds and processes for preparing them.
    Type: Grant
    Filed: September 10, 1993
    Date of Patent: October 28, 1997
    Assignee: Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Volkhard Austel, Gunter Linz, Helmut Pieper, Brian Guth, Thomas Muller, Johannes Weisenberger
  • Patent number: 5650424
    Abstract: The invention relates to cyclic urea derivatives of general formula ##STR1## wherein R.sub.a, R.sub.b, X and Y are as defined herein, pharmaceutical compositions containing the derivatives and processes for preparing them.
    Type: Grant
    Filed: August 29, 1995
    Date of Patent: July 22, 1997
    Assignee: Dr. Karl Thomae GmbH
    Inventors: Frank Himmelsbach, Helmut Pieper, Volkhard Austel, Guenter Linz, Thomas Mueller, Johannes Weisenberger, Wolfgang Eisert