Patents by Inventor Elmar Josef Friderichs

Elmar Josef Friderichs 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).

  • Tramadol-based medicament
    Patent number: 7611730
    Abstract: The invention relates to a medicament containing the racemate of tramadol in a retarded form and the (+)-enantiomer of tramadol in a non-retarded form.
    Type: Grant
    Filed: August 15, 2003
    Date of Patent: November 3, 2009
    Assignee: Grunenthal GmbH
    Inventors: Johannes Bartholomäus, Elmar Josef Friderichs
  • Substituted cyclohexane-1,4-diamine compounds with anti-diarrhea and peripheral analgesic activity
    Publication number: 20040229872
    Abstract: The use of substituted cyclohexan-1,4-diamine compounds in pharmaceutical compositions and for the treatment of diarrhea or irritable bowel diseases or as immunotherapeutic agents or peripheral analgesics, especially for treating burn pains, peripheral operation pains, pains generated by inflammation of soft tissues or inflammatory arthropathies, especially rheumatisms.
    Type: Application
    Filed: November 10, 2003
    Publication date: November 18, 2004
    Applicant: Gruenenthal GmbH
    Inventors: Elmar Josef Friderichs, Bernd Sundermann, Claudia Hinze, Babette-Yvonne Koegel
  • Tramadol-based medicament
    Publication number: 20040076669
    Abstract: The invention relates to a medicament containing the racemate of tramadol in a retarded form and the (+)-enantiomer of tramadol in a non-retarded form.
    Type: Application
    Filed: August 15, 2003
    Publication date: April 22, 2004
    Inventors: Johannes Bartholomaus, Elmar Josef Friderichs
  • Substituted amino compounds and their use as substances having an analgesic effect
    Patent number: 6022895
    Abstract: Substituted amino compounds of general formula (I) ##STR1## are described, as are a method of preparing them and their use as drugs, especially as analgesics.
    Type: Grant
    Filed: March 11, 1998
    Date of Patent: February 8, 2000
    Assignee: Gruenenthal GmbH
    Inventors: Oswald Zimmer, Wolfgang Werner Alfred Strassburger, Helmut Heinrich Buschmann, Werner Englberger, Elmar Josef Friderichs
  • Dimethyl-(3-aryl-but-3-enyl)-amine compounds as pharmaceutical active ingredients
    Patent number: 5811582
    Abstract: Dimethyl-(3-aryl-but-3-enyl)-amine compounds, a method of preparing them, and the use of the compounds as pharmaceutical active ingredients are described.
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: September 22, 1998
    Assignee: Gruenenthal GmbH
    Inventors: Helmut Heinrich Buschmann, Wolfgang Werner Alfred Strassburger, Elmar Josef Friderichs, Babette-Yvonne Koegel
  • 1-phenyl-2-dimenthylaminomethyl-cyclohexan-1-ol compounds as pharmaceutical active ingredients
    Patent number: 5801201
    Abstract: 1-phenyl-2-dimethylaminomethyl-cyclohexan-1-ol compounds, methods of preparing them and the use of these compounds in drugs are described.
    Type: Grant
    Filed: December 19, 1996
    Date of Patent: September 1, 1998
    Assignee: Gruenenthal GmbH
    Inventors: Ivars Graudums, Werner Winter, Ernst Frankus, Wolfgagn Werner Alfred Strassburger, Elmar Josef Friderichs
  • 6-dimethylaminomethyl-1-phenyl-cyclohexane compounds as pharmaceutical active ingredients
    Patent number: 5733936
    Abstract: 6-dimethylaminomethyl-1-phenyl-cyclohexane compounds, methods of preparing them and the use of these compounds in drugs are described.
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: March 31, 1998
    Assignee: Gruenenthal GmbH
    Inventors: Helmut Heinrich Buschmann, Wolfgang Werner Alfred Strassburger, Norma Selve, Elmar Josef Friderichs
  • 6-dimethylaminomethyl-1-phenyl-cyclohexane compounds as pharmaceutical active ingredients
    Patent number: RE37355
    Abstract: 6-dimethylaminomethyl-1-phenyl-cyclohexane compounds, methods of preparing them and the use of these compounds in drugs are described.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: September 4, 2001
    Assignee: Gruenenthal GmbH
    Inventors: Helmut Heinrich Buschmann, Wolfgang Werner Alfred Strassburger, Norma Selve, Elmar Josef Friderichs