Patents by Inventor Walter Loesel

Walter Loesel 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).

  • Anellated dihydropyridines for the treatment of chronic pain
    Publication number: 20030114480
    Abstract: The invention relates to the use of anellated dihydropyridines according to the following formula I, and the salts thereof with physiologically acceptable acids, for the treatment of chronic pain, wherein A is benzo or thieno and Z, R1, R2, R3, R4, R5 and R6 are defined as in the specification: 1
    Type: Application
    Filed: September 11, 2002
    Publication date: June 19, 2003
    Applicant: Boehringer Ingelheim Pharma KG
    Inventors: Dietrich Arndts, Walter Loesel, Wolfram Gaida, Klaus Klinder, Stefan Matthias Blech, Henning Draheim
  • Anellated dihydropyridines for the treatment of chronic pain
    Patent number: 6476047
    Abstract: The invention relates to the use of anellated dihydropyridines according to the following formula I, and the salts thereof with physiologically acceptable acids, for the treatment of chronic pain, wherein A is benzo or thieno and Z, R1, R2, R3, R4, R5 and R6 are defined as in the specification: The inventions also relates to novel compounds of formula I and pharmaceutical compositions thereof.
    Type: Grant
    Filed: July 19, 2001
    Date of Patent: November 5, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Dietrich Arndts, Walter Loesel, Wolfram Gaida, Klaus Klinder, Stefan Matthias Blech, Henning Draheim
  • Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations
    Patent number: 6465483
    Abstract: A compound of formula I wherein A denotes a benzo, indolo or thieno group; R1 denotes thienyl or the group  wherein R7, R8 and R9 independently of one another may represent methyl, ethyl, propyl, phenyl or benzyl, while not more than 2 of the substituents can simultaneously represent phenyl or benzyl; R2, m, R3 and R4 are defined as in the specification, as well as pharmaceutical preparations containing this compound and the new pharmaceutical uses thereof.
    Type: Grant
    Filed: October 5, 2000
    Date of Patent: October 15, 2002
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Walter Lösel, Otto Roos, Dietrich Arndts
  • Anellated dihydropyridines for the treatment of chronic pain
    Publication number: 20020045640
    Abstract: The invention relates to the use of anellated dihydropyridines according to the following formula I, and the salts thereof with physiologically acceptable acids, for the treatment of chronic pain, wherein A is benzo or thieno and Z, R1, R2, R3, R4, R5 and R6 are defined as in the specification: 1
    Type: Application
    Filed: July 19, 2001
    Publication date: April 18, 2002
    Inventors: Dietrich Arndts, Walter Loesel, Wolfram Gaida, Klaus Klinder, Stefan Matthias Blech, Hennig Draheim
  • Annelated dihydropyridines and the use thereof for preparing pharmaceutical preparations
    Patent number: 6180645
    Abstract: A compound of formula I wherein A denotes a benzo, indolo or thieno group; R1 denotes thienyl or the group wherein R7, R8 and R9 independently of one another may represent methyl, ethyl, propyl, phenyl or benzyl, while not more than 2 of the substituents can simultaneously represent phenyl or benzyl; R2, m, R3 and R4 are defined as in the specification, as well as pharmaceutical preparations containing this compound and the new pharmaceutical uses thereof.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: January 30, 2001
    Assignee: Boehringer Ingelheim GmbH
    Inventors: Walter Lösel, Otto Roos, Dietrich Arndts