Patents by Inventor Holger Heitsch

Holger Heitsch 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: 5952346
    Abstract: The invention relates to the use of non-peptide bradykinin antagonists for the production of pharmaceuticals for the prevention and treatment of Alzheimer's disease. Suitable Compounds are non-peptide bradykinin antagonists which inhibit the actions of the Alzheimer's protein amyloid (.beta./A4) in isolated endothelial cells, such as for example, fused heterobicyclic fluoroalkyl derivatives.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: September 14, 1999
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Holger Heitsch, Klaus Wirth, Gabriele Wiemer
  • Patent number: 5859025
    Abstract: Fluoroalkyl- and fluoroalkoxy-substituted heterocyclic bradykinin antagonists, process or their preparation, and their useHeterocyclic fluoroalkyl derivatives and fluoroalkoxy derivatives of the formula (I) having bradykinin-antagonistic action ##STR1## in which X.sub.1 -X.sub.3 are N or CR.sup.5, R.sup.1 and R.sup.2 are H or halogen, R.sup.3 and R.sup.4 are H, halogen, alkyl or alkenyl, R.sup.5 is H, halogen, (substituted) alkyl, O--R.sup.6, S--R.sup.6, NHR.sup.6, (substituted) aryl, (substituted)aryl-alkyl, --C(O)--OR.sup.6 or --C(O)--H, R.sup.6 and R.sup.8 H, alkyl, alkenyl or aryl-alkyl, R.sup.7 is (substituted) alkyl or (substituted) alkoxy, B is an aminocarboxylic acid, D is alkenediyl, alkanediyl or --(CH.sub.2).sub.n --Y.sub.p --(CH.sub.2).sub.m --, E is oxygen or sulfur, Y is oxygen, sulfur or NR.sup.8, n and m are a number 0-3, o is a number 1-3 and p is 0 or 1, and their physiologically tolerable salts and a process for their preparation are described.
    Type: Grant
    Filed: March 18, 1997
    Date of Patent: January 12, 1999
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Adalbert Wagner, Holger Heitsch, Gerhard Nolken, Klaus Wirth, Bernward Scholkens
  • Patent number: 5834500
    Abstract: Sulfur-containing heterocyclic bradykinin antagonists, process for their preparation, and their useCompounds of the formula (I) ##STR1## in which one of the radicals X.sub.1, X.sub.2 or X.sub.3 is C--O--R.sup.2 and the other X.sub.1, X.sub.2, and X.sub.3, in each case, and X.sub.4, are then, identically or differently, N or CR.sup.1 ; R.sup.1 and R.sup.3 are, identically or differently, H, halogen, (C.sub.1 -C.sub.6)-alkyl, O--R.sup.6, S--R.sup.6, NHR.sup.6, (C.sub.6 -C.sub.12)-aryl, (C.sub.6 -C.sub.12)-aryl-(C.sub.1 -C.sub.3)-alkyl, C(O)--OR.sup.6, C(O)--H, (C.sub.2 -C.sub.5)-alkenyl, NO.sub.2, SO.sub.3 R.sup.7, CN or C(O)--NHR.sup.8, where alkyl, aryl and alkenyl can optionally be substituted.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: November 10, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Adalbert Wagner, Holger Heitsch, Gerhard Nolken, Klaus Wirth, Bernward Scholkens
  • Patent number: 5786365
    Abstract: The invention relates to the use of nonpeptide bradykinin antagonists for the production of pharmaceuticals for the treatment of chronic fibrogenetic liver disorders (hepatic cirrhosis and hepatic fibrosis), acute liver disorders and for the prevention of complications, in particular for the prophylaxis or treatment of portal hypertension, decompensation symptoms such as ascites, edema formation, hepatorenal syndrome, hypertensive gastropathy and colopathy, splenomegaly and hemorrhagic complications in the gastrointestinal tract due to portal hypertension, collateral circulation and hyperemia and a cardiopathy as a result of a chronically hyperdynamic circulatory situation and its consequences.
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: July 28, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Adalbert Wagner, Klaus Wirth, Max Hropot, Martin Bickel
  • Patent number: 5635525
    Abstract: A compound of the formula ##STR1## in which the symbols have the following meaning: X is a monocyclic radical having 3, 4 or 5 ring atoms,R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.12 and R.sup.13 are, for example, an alkyl radical,q is zero or 1,L is, for example, a methylene group andA is the radical, for example, of a heterocycleare highly active as antagonists of angiotensin II receptors.They can be used as pharmaceuticals or diagnostics.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: June 3, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Adalbert Wagner, Heinz-Werner Kleemann, Hermann Gerhards, Bernward Scholkens
  • Patent number: 5612365
    Abstract: Angiotensin II receptor antagonists for the treatment and prophylaxis of coronary heart disease.Antagonists for angiotensin II receptors of the AT.sub.1 subtype can be employed for the prophylaxis and combating of coronary heart disease.Furthermore these compounds, such as, for example, azoles of the formula (I) ##STR1## can also be used for the therapy of cognitive and erectile dysfunction.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: March 18, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Gabriele Wiemer, Adalbert Wagner, Heinz-Werner Kleemann
  • Patent number: 5604251
    Abstract: Imidazole derivatives with a biphenylsulfonylurea or biphenylsulfonylurethane side chain, process for their preparation and their useCompounds of the formula (I) ##STR1## in which R.sup.1 is, for example, ethyl,R.sup.2 is, for example, methyl,n is, for example, zero,R.sup.3 is, for example, COOH, andR.sup.4 is, for example, SO.sub.2 NHCONHCH.sub.3are highly active antagonists of angiotensin II receptors.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: February 18, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Rainer Henning, Adalbert Wagner, Hermann Gerhards, Reinhard Becker, Bernward Sch olkens
  • Patent number: 5527919
    Abstract: A novel process for the preparation of a compound of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are defined in the text.
    Type: Grant
    Filed: January 4, 1994
    Date of Patent: June 18, 1996
    Assignee: Roussel Uclaf
    Inventors: Neerja Bhatnagar, Jean Buendia, Christine Griffoul, Holger Heitsch, Adalbert Wagner
  • Patent number: 5475004
    Abstract: Antagonists for angiotensin II receptors of the AT.sub.1 subtype can be employed for the prophylaxis and combating of coronary heart disease.Furthermore these compounds, such as, for example, azoles of the formula (I) ##STR1## can also be used for the therapy of cognitive and erectile dysfunction.
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: December 12, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Gabriele Wiemer, Adalbert Wagner, Heinz-Werner Kleemann
  • Patent number: 5468764
    Abstract: Angiotensin II receptor antagonists for the treatment of disturbances in cardiac rhythm.Antagonists for angiotensin II receptors of the AT, subtype can be employed for combating cardiac arrhythmias, using azole derivatives.
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: November 21, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Wolfgang Linz, Adalbert Wagner, Heinz-Werner Kleemann
  • Patent number: 5444068
    Abstract: Imidazo-fused iso- and heterocycles, process for their preparation, compositions containing them and their useA compound of the formula ##STR1## in which the symbols have the following meaning: X is a monocyclic radical having 3,4 or 5 ring atoms,R.sup.1,R.sup.2,R.sup.3,R.sup.4,R.sup.12 and R.sup.13 are, for example, an alkyl radical,q is zero or 1,L is, for example, a methylene group andA is the radical, for example, of a heterocycleare highly active as antagonists of angiotensin II receptors. They can be used as pharmaceuticals or diagnostics.
    Type: Grant
    Filed: December 13, 1993
    Date of Patent: August 22, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Adalbert Wagner, Heinz-Werner Kleemann, Hermann Gerhards, Bernward Scholkens
  • Patent number: 5374731
    Abstract: Amino acid derivatives with renin-inhibiting properties, a process for the preparation thereof, agents containing these, and the use thereofThe invention relates to renin-inhibiting amino acid derivatives of the formula ##STR1## in which R.sup.1 is a radical of a substituted nitrogen-containing heterocycle such as piperidine, X is CO, CS, SO.sub.2 or SO, Y is CH.sub.2, O or S, B is the radical of an amino acid of the formula H--B--OH, and R.sup.3, R.sup.4 and R.sup.5 are as defined in the description, a process for the preparation thereof, agents containing these, and the use thereof.
    Type: Grant
    Filed: September 10, 1990
    Date of Patent: December 20, 1994
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Rainer Henning, Wolfgang Linz, Wolf-Ulrich Nickel, Dieter Ruppert, Hansjorg Urbach
  • Patent number: 5236943
    Abstract: The invention relates to a method for the treatment of cardiac and of vascular hypertrophy and/or hyperplasia by administration of angiotensin II receptor blockers, preferably of the imidazole, pyrrole, pyrazole, triazole or tetrazole type.
    Type: Grant
    Filed: November 14, 1991
    Date of Patent: August 17, 1993
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Holger Heitsch, Rainer Henning, Wolfgang Linz, Bernward Scholkens, Hansjorg Urbach