Patents by Inventor Andreas Weichert

Andreas Weichert 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: 6369069
    Abstract: The invention relates to compounds of the formula (I), in which the symbols have the following meaning: R(1) is 1. alkyl having 1, 2, 3, 4, 5, 6, 7 or 8 carbon atoms; 2. alkyl having 1, 2, 3, 4, 5, 6, 7 or 8 carbon atoms, in which one to all hydrogen atoms are replaced by fluorine; 3. alkenyl having 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 or 12 carbon atoms; or 4. —CnH2n−nn—Y, nn is zero or 2; and n is zero, 1, 2, 3 or 4; where n is unequal to zero or 1 if nn is equal to 2; 5. —CnH2n−nn—Y, nn is zero or 2; and n is 1, 2, 3 or 4; where n is unequal to 1 if nn is equal to 2.
    Type: Grant
    Filed: August 4, 2000
    Date of Patent: April 9, 2002
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Heinz-Werner Kleemann, Hans-Jochen Lang, Jan-Robert Schwark, Andreas Weichert, Sabine Faber, Hans-Willi Jansen, Stefan Petry
  • Patent number: 6369236
    Abstract: The invention relates to compounds of formula (I), wherein the symbols have the meanings indicated in the specification. The inventive compounds exhibit dramatic antiarrhythmic proprieties and contain a cardioprotective compound. They can preventively inhibit or strongly reduce pathophysiologic processes upon occurrence of ischemic injuries, especially ischemic cardiac arrhythmia. Said compounds also exhibit a strong inhibiting effect on cellular proliferation.
    Type: Grant
    Filed: January 18, 2001
    Date of Patent: April 9, 2002
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Heinz-Werner Kleemann, Hans Jochen Lang, Jan-Robert Schwark, Stefan Petry, Andreas Weichert
  • Patent number: 6335451
    Abstract: Five-membered heterocycles having biphenylsulfonyl substitution, process for their preparation, their use as a medicament or diagnostic, and medicament comprising them. Compounds of the formula I in which the symbols have the meanings indicated in the claims, have outstanding antiarrhythmic properties and exhibit a cardioprotective component. They can preventively inhibit or greatly decrease the pathophysiological processes in the formation of ischemically induced damage, in particular in the elicitation of ischemically induced cardiac arrhythmias. Moreover, they have a potent inhibitory action on the proliferation of cells.
    Type: Grant
    Filed: January 21, 1998
    Date of Patent: January 1, 2002
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinz-Werner Kleemann, Hans Jochen Lang, Jan-Robert Schwark, Andreas Weichert, Sabine Faber, Hans-Willi Jansen
  • Patent number: 6331546
    Abstract: Methods of using 2-amino-3,4-dihydroquinazolines of formula I, or a pharmaceutically tolerable salt thereof, for the treatment or prophylaxis of illnesses caused by ischemic conditions: wherein: R1, R2 and R3 have the meanings indicated in the specification and claims.
    Type: Grant
    Filed: October 26, 2000
    Date of Patent: December 18, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Andreas Weichert, Udo Albus, Hans-Willi Jansen
  • Publication number: 20010049446
    Abstract: Heterocyclically substituted benzoylguanidines of the formula I 1
    Type: Application
    Filed: July 11, 2001
    Publication date: December 6, 2001
    Inventors: Andreas Weichert, Udo Albus, Hans-Willi Jansen, Heinz-Werner Kleemann, Hans-Jochen Lang
  • Patent number: 6291502
    Abstract: Methods of using 2-imidazolyl-substituted carbinols of the formula I for treating or preventing diseases caused by ischemic conditions: In these carbinols, R1, R2 and R3 have the meanings indicated in the specification and claims.
    Type: Grant
    Filed: October 26, 2000
    Date of Patent: September 18, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Andreas Weichert, Udo Albus, Hans-Willi Jansen
  • Publication number: 20010020042
    Abstract: This invention relates to fluorophenyl-substituted alkenylcarboxylic acid guanidides, process for their preparation, their use as a medicament or diagnostic, and medicament containing them.
    Type: Application
    Filed: February 8, 2001
    Publication date: September 6, 2001
    Applicant: Hoechst Aktiengesellschaft
    Inventors: Jan-Robert Schwark, Hans-Jochen Lang, Heinz-Werner Kleemann, Andreas Weichert, Wolfgang Scholz, Udo Albus
  • Publication number: 20010016596
    Abstract: Benzoylguanidines of the formula (I) 1
    Type: Application
    Filed: January 17, 2001
    Publication date: August 23, 2001
    Applicant: Aventis Pharma Deutschland GmbH.
    Inventors: Andreas Weichert, Udo Albus, Hans-Willi Jansen, Heinz-Werner Kleemann, Hans Jochen Lang
  • Patent number: 6262123
    Abstract: Ortho-substituted benzoylguanidines of the formula I in which R(1) to R(4) have the meanings given in the claims, are suitable, as antiarrhythmic pharmaceuticals having a cardioprotective component, for the prophylaxis and treatment of infarction and for the treatment of angina pectoris. They also inhibit, in a preventive manner, the pathophysiological processes associated with the genesis of ischemically induced damage, in particular associated with the triggering of ischemically induced cardiac arrhythmias.
    Type: Grant
    Filed: September 17, 1999
    Date of Patent: July 17, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Udo Albus, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Wolfgang Scholz, Jan-Robert Schwark, Andreas Weichert
  • Patent number: 6166002
    Abstract: Substituted phenylalkenoylguanidines, processes for their preparation, uses as medicaments or diagnostics, and medicaments containing them are described.The invention relates to substituted phenylalkenoylguanidines and their pharmaceutically tolerable salts and physiologically functional derivatives of the formula ##STR1## in which the radicals have the meanings indicated, and their physiologically tolerable salts and processes for their preparation. The compounds are suitable as medicaments for the prophylaxis or treatment of gallstones.
    Type: Grant
    Filed: October 20, 1999
    Date of Patent: December 26, 2000
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Andreas Weichert, Alfons Enhsen, Eugene Falk, Hans-Willi Jansen, Werner Kramer, Jan-Robert Schwark, Hans Jochen Lang
  • Patent number: 6156800
    Abstract: There are described benzoylguanidines of the formula I ##STR1## where R(1) is R(4)--SO.sub.m, R(5)R(6)N--SO.sub.2 --; O.sub.p --(CH.sub.2).sub.q --(CF.sub.2).sub.r --CF.sub.3 ; --SR(10), --OR(10) or --CR(10)R(11)R(12); R(2) is --(CH.sub.2).sub.u --(CF.sub.2).sub.t --CF.sub.3 ; R(3) is hydrogen or independently defined as R(1); and their pharmaceutically tolerable salts. They are obtained by reaction of a compound of the formula II ##STR2## with guanidine. They are compounds of outstanding activity on the cardiovascular system.
    Type: Grant
    Filed: June 22, 1998
    Date of Patent: December 5, 2000
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Andreas Weichert, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Jan-Robert Schwark, Wolfgang Scholz, Udo Albus
  • Patent number: 6153651
    Abstract: Ortho-substituted benzoylguanidines, process for their preparation, their use as a medicament or diagnostic, and medicament comprising them.Ortho-substituted benzoylguanidines of the formula I ##STR1## in which R(1) to R(4) have the meanings given in the claims, are suitable, as antiarrhythmic pharmaceuticals having a cardioprotective component, for the prophylaxis and treatment of infarction and for the treatment of angina pectoris. They also inhibit, in a preventive manner, the pathophysiological processes associated with the genesis of ischemically induced damage, in particular associated with the triggering of ischemically induced cardiac arrhythmias.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: November 28, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Udo Albus, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Wolfgang Scholz, Jan-Robert Schwark, Andreas Weichert
  • Patent number: 6093729
    Abstract: Substituted bicyclic heteroaroylguanidines, a process for their preparation, their use as a medicament or a diagnostic agent, and a medicament containing them are described, as are the pharmaceutically tolerated salts thereof. A process for their preparation, and their use as medicines and diagnostic aids in cardiovascular diseases, is also described.
    Type: Grant
    Filed: November 18, 1998
    Date of Patent: July 25, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jan-Robert Schwark, Heinz-Werner Kleemann, Hans-Jochen Lang, Andreas Weichert, Wolfgang Scholz, Udo Albus
  • Patent number: 6087304
    Abstract: Substituted 2-naphthoylguanidines, process for their preparation, their use as a medicament or diagnostic, and medicament containing themSubstituted 2-naphthoylguanidines of the formula I ##STR1## having the meanings indicated in claim 1 for R1 to R8, are suitable as antiarrhythmic pharmaceuticals having a cardioprotective component for infarct prophylaxis and infarct treatment and for the treatment of angina pectoris. They also preventively inhibit the pathophysiological processes in the formation of ischemically induced damage, in particular in the production of ischemically induced cardiac arrhythmias.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: July 11, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Joachim Brendel, Heinz-Werner Kleemann, Heinrich Christian Englert, Hans Jochen Lang, Jan-Robert Schwark, Andreas Weichert, Bansi Lal
  • Patent number: 6075054
    Abstract: Benzoylguanidines of formula I ##STR1## with R(1) to R(4) as defined in the specification, are suitable as antiarrhythmic pharmaceuticals having a cardioprotective component for infarct prophylaxis and infarct treatment as well as for the treatment of angina pectoris.They inhibit, in a preventive manner, the pathophysiological processes in the formation of ischemically induced damage, in particular in the elicitation of ischemically induced cardiac arrhythmias.
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: June 13, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Andreas Weichert, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Jan-Robert Schwark, Udo Albus, Wolfgang Scholz
  • Patent number: 6057322
    Abstract: Compounds of the formula I ##STR1## and the pharmaceutically tolerated salts thereof, are described. A process for their preparation and their use as medicaments in cardiovascular diseases are also described.
    Type: Grant
    Filed: July 30, 1997
    Date of Patent: May 2, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinz-Werner Kleemann, Hans-Jochen Lang, Jan-Robert Schwark, Andreas Weichert, Wolfgang Scholz, Udo Albus
  • Patent number: 6025349
    Abstract: Phenyl-substituted alkenylcarboguanidides carrying perfluoroalkyl groups, a process for their preparation, their use as a medicament or diagnostic agent, and also a medicament containing them.Phenyl-substituted alkenylcarboguanidides carrying perfluoroalkyl groups, of the formula I ##STR1## in which the substituents have the meanings stated in the description, and their pharmaceutically suitable salts, are described. They are obtained by reacting a compound II ##STR2## with guanidine, in which R(1) to R(5) and R(A), R(B), R(C) and R(D) have the stated meaning, and L is a leaving group which easily undergoes nucleophilic substitution. Compounds I are excellent cardiovascular therapeutic agents.
    Type: Grant
    Filed: July 20, 1998
    Date of Patent: February 15, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jan-Robert Schwark, Heinz-Werner Kleemann, Hans-Jochen Lang, Andreas Weichert, Wolfgang Scholz, Udo Albus
  • Patent number: 6022899
    Abstract: There are described compounds of the formula I ##STR1## in which the substituents R(1) to R(7) and X have the meanings shown in the claims, and their pharmaceutically tolerable salts. These are effective inhibitors of the cellular sodium proton antiporter (Na.sup.+ /H.sup.+ exchanger). They are therefore outstandingly suitable for the treatment of all diseases which can be attributed to increased Na.sup.+ /H.sup.+ exchange.
    Type: Grant
    Filed: January 9, 1998
    Date of Patent: February 8, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinz-Werner Kleemann, Joachim Brendel, Jan-Robert Schwark, Andreas Weichert, Hans-Jochen Lang, Udo Albus, Wolfgang Scholz
  • Patent number: 6011063
    Abstract: Ortho-substituted benzoylguanidines of the formula I ##STR1## in which R(1) to R(5) have the meanings given in the claims, are suitable as antiarrhythmic pharmaceuticals having a cardioprotective component for infarct prophylaxis and for infarct treatment and also for the treatment of angina pectoris. They also inhibit in a preventive manner the pathophysiological processes in the formation of ischemically induced damage, in particular in the illicitation of ischemically induced cardiac arrhythmias.
    Type: Grant
    Filed: June 3, 1997
    Date of Patent: January 4, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Andreas Weichert, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Jan-Robert Schwark, Udo Albus, Wolfgang Scholz
  • Patent number: 6005010
    Abstract: Compounds of the formula ##STR1## where T is ##STR2## and R(A), R(B), R(C), R(D), R(E), R(F), x and y have the meanings indicated in the claims, and their pharmaceutically acceptable salts are effective inhibitors of the cellular sodium-proton antiporter (Na.sup.+ /H.sup.+ exchanger). These compounds are therefore outstandingly suitable for treatment of all illnesses which are to be attributed to increased Na.sup.+ /H.sup.+ exchange.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: December 21, 1999
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Jan-Robert Schwark, Joachim Brendel, Heinz-Werner Kleemann, Hans Jochen Lang, Andreas Weichert, Hans-Willi Jansen, Wolfgang Scholz