Patents by Inventor Helmut Ensinger

Helmut Ensinger 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: 6770636
    Abstract: Compounds of formula 1, wherein: R1 is hydrogen, hydroxy, CF3, NO2, CN, halogen, C1-C8-alkyl, or C1-C8-alkoxy; R2, R3, and R4 independently of one another are hydrogen, C1-C8-alkyl, hydroxy, NO2, CN, C1-C8-alkoxyl, CF3, or halogen; R5 and R6 independently of one another are hydrogen or a group consisting of C1-C8-alkyl, C2-C8-alkenyl, C3-C8-alkynyl, C3-C8-cycloalkyl, C3-C8-cycloalkyl-C1-C6-alkylene, C5-C8-cycloalkenyl, C5-C8-cycloalkenyl-C1-C6-alkylene, C6-C10-aryl, and C6-C10-aryl-C1-C6-alkylene, each optionally substituted by a group consisting of C1-C6-alkyl, C2-C6-alkenyl, halogen, C1-C6-alkyloxy, —NH2, —NH(C1-C4-alkyl), —N(C1-C4-alkyl)2, hydroxy, ═O, —COOH, —CO—OC1-C4-alkyl, —CONH2, —CONH(C1-C4-alkyl), —CON(C1-C4-alkyl)2, and CF3, or R5 and R6 together with the nitrogen atom are a saturated or unsaturated 5-, 6-, 7-, or 8-membered heterocyclic group optionally containing one or two further heteroatoms consisting of sulfur, o
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: August 3, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Klaus Fuchs, Werner Stransky, Matthias Grauert, Adrian Carter, Wolfram Gaida, Thomas Weiser, Helmut Ensinger
  • Patent number: 6683089
    Abstract: The present invention relates to 1,2,3,4,5,6-hexahydro-2,6-methano-3 -benzazocin-10-ols of general formula 1 wherein the groups R1, R2, R3, R4, R5, R6, R7, R8 and R9 have the meanings as set forth herein, processes for preparing them, pharmaceutical compositions thereof and their use in treating or preventing a disease or disorder by blocking the voltage-dependent sodium channel.
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: January 27, 2004
    Assignee: Boehringer Ingelheim Pharma GmbH & Co. KG
    Inventors: Adrian Carter, Helmut Ensinger, Matthias Grauert, Detlef Andre Stiller, Thomas Weiser
  • Publication number: 20030162804
    Abstract: The present invention relates to 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocin-10-ols of general formula 1 1
    Type: Application
    Filed: January 30, 2003
    Publication date: August 28, 2003
    Applicant: Boehringer Ingelheim Pharma GmbH & Co. KG
    Inventors: Adrian Carter, Helmut Ensinger, Matthias Grauert, Detlef Andre Stiller, Thomas Weiser
  • Patent number: 6441237
    Abstract: The present patent application relates to new substituted 3-phenoxy- or 3-phenylalkyloxy-2-phenyl-propylamines of general formula 1, processes for preparing them and their use as pharmaceutical compositions.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: August 27, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Werner Stransky, Matthias Grauert, Adrian Carter, Thomas Weiser, Wolf-Dietrich Bechtel, Helmut Ensinger, Ralf Richard H. Lotz, Rainer Palluk, Uwe Pschorn
  • Publication number: 20020058676
    Abstract: Substituted 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines of general formula 1: 1
    Type: Application
    Filed: November 27, 2001
    Publication date: May 16, 2002
    Inventors: Matthias Grauert, Adrian Carter, Thomas Weiser, Helmut Ensinger, Wolfram Gaida, Joachim Mierau
  • Patent number: 6387921
    Abstract: Substituted 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines of general formula 1: wherein: R1 and R2, which are identical or different, are each hydrogen, C1-C6-alkyl, C1--C6-alkyloxy, OH, F, Cl, or Br; R3 is hydrogen, F, Cl, Br, methyl, ethyl, OH, or methoxy; R4 and R5, which are identical or different, are each hydrogen, methyl, or ethyl; R6 is hydrogen; X is NH2, NH—(C1-C6-alkyl), N(C1-C6-alkyl)2, the two C1-C6-alkyl groups of which are identical or different, NH—COH, NH—CO(C1-C6-alkyl), or F; A is —(CH2)3—, —CH2—CH2—O—, —CH2—O—CH2—, —(CH2)4—, —CH(C1-C6-alkyl)-O—CH2—, —(CH2)2—O—CH2—, —(CH2)3—O—, —(CH2)5—, —CH2—O—(CH2)3—, —(CH2)2—O—(CH2)2—, —(CH2)3—O—CH2—, —(CH2)4—O—, —CH2—O—CH2—CH2—O—,
    Type: Grant
    Filed: November 27, 2001
    Date of Patent: May 14, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Matthias Grauert, Adrian Carter, Thomas Weiser, Helmut Ensinger, Wolfram Gaida, Joachim Mierau
  • Publication number: 20020042410
    Abstract: Compounds of formula 1, 1
    Type: Application
    Filed: July 24, 2001
    Publication date: April 11, 2002
    Inventors: Klaus Fuchs, Werner Stransky, Matthias Grauert, Adrian Carter, Wolfram Gaida, Thomas Weiser, Helmut Ensinger
  • Patent number: 6355652
    Abstract: Substituted 1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines of general formula 1: wherein: R1 and R2, which may be identical or different, are each hydrogen, C1-C6-alkyl, C1-C6-alkyloxy, OH, F, Cl, or Br; R3 is hydrogen, F, Cl, Br, methyl, ethyl, OH, or methoxy; R4, R5, and R6, which may be identical or different, are each hydrogen, methyl, or ethyl; X is NH2, NH-(C1-C6-alkyl), N(C1-C6-alkyl)2, the two C1-C6-alkyl groups of which may be identical or different, NH—COH, NH—CO(C1-C6-alkyl), or F; A is —(CH2)3—, —CH2—CH2—O—, —CH2—O—CH2—, —(CH2)4—, —CH(C1-C6-alkyl)-O—CH2—, —(CH2)2—O—CH213 , —(CH2)3—O—, —(CH2)5—, —CH2—O—(CH2)3—, —(CH2)2—O—(CH2)2—, —(CH2)3—O—CH2—, —(CH2)4—O—, —CH2—O—CH2—CH2—O—,  the
    Type: Grant
    Filed: October 30, 2000
    Date of Patent: March 12, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Matthias Grauert, Adrian Carter, Thomas Weiser, Helmut Ensinger, Wolfram Gaida, Joachim Mierau
  • Patent number: 6277872
    Abstract: The invention relates to oxadiazole derivatives of general formula (I) wherein X, Y, Z and R1 are defined as described in the specification and claims, processes for preparing them and their use as pharmaceutical compositions.
    Type: Grant
    Filed: July 26, 1999
    Date of Patent: August 21, 2001
    Assignee: Boehringer Ingelheim KG
    Inventors: Michael Brenner, Roland Maier, Marion Wienrich, Thomas Weiser, Rainer Palluk, Wolf-Dietrich Bechtel, Angelo Sagrada, Helmut Ensinger, Uwe Pschorn, Raffaele Cesana
  • Patent number: 5731318
    Abstract: Novel benzomorphan derivatives of the formula ##STR1## wherein R.sup.1 -R.sup.8 are as defined herein. The benzomorphan derivatives are useful for treating cerebral ischaemia of various origins, epilepsy and neurodegenerative diseases.
    Type: Grant
    Filed: August 1, 1996
    Date of Patent: March 24, 1998
    Assignee: Boehringer Ingelheim KG
    Inventors: Adrian Carter, Helmut Ensinger, Matthias Grauert, Franz Josef Kuhn, Herbert Merz, Enzio Mueller, Werner Stransky, Ilse Streller
  • Patent number: 5719279
    Abstract: Xanthine derivatives of formula ##STR1## wherein R.sub.1 is hydrogen, alkyl or alkynyl,R.sub.2 is different and is alkyl, alkynyl, phenyl-alkylene, phenyl alkenylene, cycloalkyl, inter alia,R.sub.3 is cycloalkyl, phenyl, norbornane, inter alia andR.sub.4 is hydrogen, methyl, benzyl, inter alia.
    Type: Grant
    Filed: June 11, 1996
    Date of Patent: February 17, 1998
    Assignee: Boehringer Ingelheim KG
    Inventors: Ulrike Kufner-Muhl, Helmut Ensinger, Joachim Mierau, Franz Josef Kuhn, Erich Lehr, Enzio Muller
  • Patent number: 5696124
    Abstract: The invention relates to new xanthine derivatives of general formula I, processes for preparing them and their use as pharmaceutical compositions.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: December 9, 1997
    Assignee: Boehringer Ingelheim Kg
    Inventors: Ulrike Kufner-Muhl, Karl-Heinz Weber, Gerhard Waither, Werner Stransky, Helmut Ensinger, Gunter Schingnitz, Franz Josef Kuhn, Erich Lehr
  • Patent number: 5688802
    Abstract: The invention relates to new xanthine derivatives of general formula I, processes for preparing them and their use as pharmaceutical compositions.
    Type: Grant
    Filed: June 14, 1996
    Date of Patent: November 18, 1997
    Assignee: Boehringer Ingelheim KG
    Inventors: Ulrike Kufner-Muhl, Karl-Heinz Weber, Gerhard Walther, Werner Stransky, Helmut Ensinger, Gunter Schingnitz, Franz Josef Kuhn, Erich Lehr
  • Patent number: 5641784
    Abstract: New xanthine compounds of formula I: ##STR1## wherein the substituents are defined herein, which xanthines are useful as adenosine antagonists.
    Type: Grant
    Filed: December 22, 1994
    Date of Patent: June 24, 1997
    Assignee: Boehringer Ingelheim KG
    Inventors: Ulrike Kufner-Muhl, Werner Stransky, Gerhard Walther, deceased, Karl-Heinz Weber, Helmut Ensinger, Franz Josef Kuhn, Gunter Schingnitz, Erich Lehr
  • Patent number: 5614516
    Abstract: The invention relates to new 12-amino-pyridazino-[4',5':3,4]-pyrrolo[2,1-a]isoquinolines of general formula (I) ##STR1## wherein --NR.sub.1 R.sub.2 represents an amino or substituted amino group, and acid addition salts thereof. The new active substances have potential use in pharmaceutical compositions for treating cardiac insufficiency and cerebral metabolic disorders.
    Type: Grant
    Filed: February 7, 1995
    Date of Patent: March 25, 1997
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Walter L osel, Otto Roos, Gerd Schorrenberg, Helmut Ensinger, Richard Reichl
  • Patent number: 5532368
    Abstract: Xanthines of the formula I ##STR1## wherein R.sub.1 is a C.sub.1 -C.sub.4 alkyl group:R.sub.2 is a C.sub.1 -C.sub.4 alkyl group;R.sub.3 tetrahydropyran-4-yl or 1,3-dithiolan or;R.sub.3 represents one of the groups of formula ##STR2## and pharmaceutically acceptable acid addition salts thereof. These are adenosine antagonists, capable of acting as cholinomimetics, useful for the treatment of CNS disorders such as senile dementia and Alzheimer's disease.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: July 2, 1996
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Ulrike Kufner-Muhl, Karl-Heinz Weber, Gerhard Walther, Werner Stransky, Helmut Ensinger, Gunter Schingnitz, Franz J. Kuhn, Erich Lehr
  • Patent number: 5508405
    Abstract: The invention relates to new quinuclidines, processes for their preparation and their use as medicaments having cholinomimetic properties.
    Type: Grant
    Filed: June 16, 1995
    Date of Patent: April 16, 1996
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Gerhard Walther, Karl H. Weber, Werner Stransky, Franz J Kuhn, Enzio Muller, Helmut Ensinger
  • Patent number: 5451587
    Abstract: The invention relates to quinuclidines, processes for their preparation and their use as medicaments having cholinomimetic properties.
    Type: Grant
    Filed: May 12, 1994
    Date of Patent: September 19, 1995
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Gerhard Walther, Karl H. Weber, Werner Stransky, Franz J. Kuhn, Enzio Muller, Helmut Ensinger
  • Patent number: 5422353
    Abstract: The invention relates to new tetrahydropyridine derivatives, processes for preparing them and their use as pharmaceutical compositions with cholinomimetic properties.
    Type: Grant
    Filed: October 29, 1993
    Date of Patent: June 6, 1995
    Assignee: Boehringer Ingelheim KG
    Inventors: Gerhard Walther, Karl-Heinz Weber, Werner Stransky, Franz J. Kuhn, Erich Lehr, Enzio Muller, Gunter Schingnitz, Helmut Ensinger
  • Patent number: 5286864
    Abstract: The invention relates to new quinuclidines, processes for their preparation and their use as medicaments having cholinomimetic properties.
    Type: Grant
    Filed: October 16, 1992
    Date of Patent: February 15, 1994
    Assignee: Boehringer Ingelheim KG
    Inventors: Gerhard Walther, Karl H. Weber, Werner Stransky, Franz J. Kuhn, Enzio Muller, Helmut Ensinger