Patents by Inventor Klaus Weidmann

Klaus Weidmann 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: 6184221
    Abstract: Compounds of the formula I having the meanings of the substituents indicated in the claims are outstandingly active substances for the production of medicaments for the prophylaxis and for the therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal illnesses.
    Type: Grant
    Filed: August 4, 1998
    Date of Patent: February 6, 2001
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Uwe Gerlach, Hans Jochen Lang, Klaus Weidmann, Joachim Brendel
  • Patent number: 6177449
    Abstract: Compounds of the formula I having the meanings of the substituents indicated in the claims are outstandingly efficacious substances for producing medicaments for the prophylaxis and for the therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal disorders.
    Type: Grant
    Filed: October 20, 1999
    Date of Patent: January 23, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Joachim Brendel, Uwe Gerlach, Hans Jochen Lang, Klaus Weidmann
  • Patent number: 6093730
    Abstract: Novel isoquinoline-3-carboxamides of the formula I: ##STR1## in which R.sub.1 is hydrogen or chlorine, R.sup.2 is hydrogen, alkyl, alkoxy, chlorine, trifluoromethyl, hydroxyl, or benzyloxy which is optionally substituted, or fluoroalkoxy of the formula O--[CH.sub.2 ].sub.x --C.sub.f H.sub.(2f+1-g) F.sub.g, where x=0 or 1, f=1-5, and g=1 to (2f+1), R.sup.3 is hydrogen, alkyl, alkoxy, fluorine, chlorine, cyano, trifluoromethyl, hydroxyl, or benzyloxy which is optionally substituted, or fluoroalkoxy of the above formula, R.sup.4 and R.sup.5 are hydrogen, alkyl, fluorine, chlorine, bromine, trifluoromethyl, cyano, alkoxy, or fluoroalkoxy of the above formula, including the physiologically active salts, are strong prolyl-4-hydroxylase inhibitors which do not cause steatosis.
    Type: Grant
    Filed: October 19, 1998
    Date of Patent: July 25, 2000
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Ulrich Werner
  • Patent number: 6087399
    Abstract: Compounds of formula I ##STR1## in which R(1) to R(8) and X have the meanings indicated in the specification, are useful for the production of medicaments having K.sup.+ channel-blocking action; in particular for the production of a medicament for the treatment or prophylaxis of stimulated gastric acid secretion; of ulcers of the stomach and of the intestinal region; of reflux esophagitis; of diarrhea; of all types of arrhythmias, including ventricular and supraventricular arrhythmias; and of reentry arrhythmias and for the prophylaxis of sudden heart death as a result of ventricular fibrillation.
    Type: Grant
    Filed: April 27, 1999
    Date of Patent: July 11, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Uwe Gerlach, Joachim Brendel, Hans Jochen Lang, Klaus Weidmann
  • Patent number: 6071953
    Abstract: Chromans of formula I ##STR1## with the meanings of R(A), R(B) and R(1) to R(8) stated in the specification are suitable for producing a medicament for blocking the K.sup.+ channel that is opened by cyclic adenosine monophosphate (cAMP); also for producing medicaments for inhibiting gastric acid secretion; for the treatment of ulcers of the stomach and the intestinal region, in particular the duodenum, for the treatment of reflux esophagitis, for the treatment of diarrheal disorders, for the treatment and prevention of all types of arrhythmias, including atrial, ventricular and supraventricular arrhythmias, for controlling reentry arrhythmias and for preventing sudden heart death as a result of ventricular fibrillation.
    Type: Grant
    Filed: February 19, 1998
    Date of Patent: June 6, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hans Jochen Lang, Joachim Brendel, Uwe Gerlach, Klaus Weidmann
  • Patent number: 6020350
    Abstract: There are described 3-hydrixypyridine-2-carboxamidoesters of the formula ##STR1## their preparation, their use for the inhibition of collagen biosynthesis and their use as pharmaceuticals for the treatment of fibrotic disorders.
    Type: Grant
    Filed: December 4, 1997
    Date of Patent: February 1, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Martin Bickel
  • Patent number: 6015822
    Abstract: Compounds of the formula I ##STR1## having the meanings of the substituents indicated in the claims are outstandingly active substances for the production of medicaments for the prophylaxis and for the therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastro-intestinal region or for the treatment of diarrheal illnesses.
    Type: Grant
    Filed: November 9, 1998
    Date of Patent: January 18, 2000
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Joachim Brendel, Uwe Gerlach, Hans Jochen Lang, Klaus Weidmann
  • Patent number: 6008245
    Abstract: Sulfonamide-substituted benzopyran derivatives, processes for their preparation, their use as a medicament, and pharmaceutical preparations comprising them Compounds of the formula I ##STR1## having the meanings of the substituents indicated in the claims are outstandingly active substances for the production of medicaments for the prophylaxis and for the therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal diseases.
    Type: Grant
    Filed: November 2, 1998
    Date of Patent: December 28, 1999
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Joachim Brendel, Uwe Gerlach, Hans Jochen Lang, Klaus Weidmann
  • Patent number: 5955607
    Abstract: Compounds of the formula I ##STR1## having the meanings of the substituents indicated in the claims are outstandingly efficacious substances for producing medicaments for the prophylaxis and for the therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal disorders.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: September 21, 1999
    Assignee: Hoechst Marion Roussel Deutschland
    Inventors: Joachim Brendel, Uwe Gerlach, Hans Jochen Lang, Klaus Weidmann
  • Patent number: 5856338
    Abstract: Compounds of formula I ##STR1## having the meanings indicated in the claims are outstandingly active substances for the production of medicaments for the prophylaxis and therapy of cardiovascular disorders, in particular arrhythmias; for the treatment of ulcers of the gastrointestinal region; or for the treatment of diarrheal illnesses.
    Type: Grant
    Filed: December 15, 1997
    Date of Patent: January 5, 1999
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Joachim Brendel, Hans Jochen Lang, Uwe Gerlach, Klaus Weidmann
  • Patent number: 5726305
    Abstract: The invention relates to substituted quinoline-2-carboxylic acid amides of the formula I ##STR1## their preparation and their use, and intermediates which are formed in the preparation of the compounds of the formula I. The compounds according to the invention are used as inhibitors of prolyl 4-hydroxylase and as pharmaceuticals (medicaments) for treatment of fibrotic diseases.
    Type: Grant
    Filed: July 3, 1996
    Date of Patent: March 10, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Martin Bickel
  • Patent number: 5719164
    Abstract: The invention relates to substituted quinoline-2-carboxylic acid amides of the formula I ##STR1## their preparation and their use, and intermediates which are formed in the preparation of the compounds of the formula I. The compounds according to the invention are used as inhibitors of prolyl 4-hydroxylase and as pharmaceuticals (medicaments) for treatment of fibrotic diseases.
    Type: Grant
    Filed: July 3, 1996
    Date of Patent: February 17, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Martin Bickel
  • Patent number: 5658933
    Abstract: The invention relates to compounds of the formula I, ##STR1## to a process for their preparation and to their use as pharmaceuticals. The compounds are employed, in particular, as ester prodrugs of prolyl hydroxylase inhibitors for inhibiting collagen biosynthesis and as fibrosuppressive agents.
    Type: Grant
    Filed: October 31, 1994
    Date of Patent: August 19, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Martin Bickel
  • Patent number: 5620995
    Abstract: The invention relates to compounds of the formula I, to a process for their preparation and to their use as pharmaceuticals. ##STR1## In particular, the compounds are used as inhibitors of prolyl-4-hydroxylase and as inhibitors of collagen biosynthesis, as pharmaceuticals against fibrotic diseases of the liver, the lung and the skin.
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: April 15, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Karl-Heinz Baringhaus, Georg Tschank, Martin Bickel
  • Patent number: 5620996
    Abstract: The invention relates to sulfonamidocarbonylpyridine-2-carboxesteramides and their pyridine-N-oxides according to the formula I ##STR1## Said compounds are used as pharmaceuticals against fibrotic disorders, as fibrosuppressants and as inhibitors of proline hydroxylase.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: April 15, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Martin Bickel, Volkmar G unzler-Pukall
  • Patent number: 5610172
    Abstract: Sulfonamidocarbonylpyridine-2-carboxamides and their pyridine-N-oxides, process for their preparation, and their use as pharmaceuticalsThe invention relates to sulfonamidocarbonylpyridine-2-carboxamides and their pyridine-N-oxides according to the formula I ##STR1## Said compounds are used as pharmaceuticals against fibrotic disorders, as fibrosuppressants and as inhibitors of proline hydroxylase and of collagen biosynthesis.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: March 11, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Martin Bickel, Volkmar G unzler-Pukall
  • Patent number: 5607954
    Abstract: The invention relates to sulfonamido- and sulfonamido-carbonylpyridine-2-carboxa of the formula I ##STR1## and their use as pharmaceuticals, in particular against fibrotic diseases.
    Type: Grant
    Filed: December 13, 1994
    Date of Patent: March 4, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Martin Bickel, Volkmar G unzler-Pukall
  • Patent number: 5428046
    Abstract: The invention relates to acylsulfonamido- and sulfonamidopyridine-2-carboxylic acid esters and their pyridine N-oxides of the formula I ##STR1## in which______________________________________ A = R.sup.3 and B = X--NR.sup.5 R.sup.6 or B = R.sup.3 and A = X--NR.sup.5 R.sup.6. ______________________________________The compounds are suitable as medicaments against fibrotic diseases.
    Type: Grant
    Filed: September 22, 1993
    Date of Patent: June 27, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Weidmann, Martin Bickel, Volkmar Gunzler-Pukall, Karl-Heinz Baringhaus
  • Patent number: 5138058
    Abstract: Pyrimidine derivatives of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the indicated meanings, the salts thereof, and a process for the preparation thereof are described. Because of their sorbitol-accumulating activity, they are suitable as a tool in a pharmacological screening model for aldose reductase inhibitors.
    Type: Grant
    Filed: February 20, 1990
    Date of Patent: August 11, 1992
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Karl Geisen, Hans-Jochen Lang, Hildegard Nimmesgern, Klaus Weidmann
  • Patent number: 5114955
    Abstract: Substituted thienoimidzaole derivatives, processes for their preparation, pharmaceutical preparations containing them and their use as inhibitors of gastric acid secretion.The invention relates to substituted thienoimidazole derivatives of the formula ##STR1## in which A stands for ##STR2## T denotes --S--, --SO-- or --SO.sub.2 --, R.sup.7 denotes a substituted aryloxy or aralkoxy radical and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.8 have the meanings indicated in the description, processes for their preparation, pharmaceutical preparations containing them and their use as medicaments.
    Type: Grant
    Filed: November 10, 1988
    Date of Patent: May 19, 1992
    Assignee: Hoechst Aketiengesellschaft
    Inventors: Hans-Jochen Lang, Klaus Weidmann, Karl-Heinz Scheunemann, Hildegard Nimmesgern, Robert Rippel, Andreas W. Herling