Patents by Inventor Juergen Curtze

Juergen Curtze 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: 6767923
    Abstract: Benzhydryl derivatives of the formula I, where the index and the variables are as defined below: X is oxygen or sulfur; R1, R3 are halogen, cyano, nitro, hydroxyl, mercapto, amino, alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylcarbonyloxy, formyloxy, alkylthio, alkenylthio, alkynylthio, alkylamino, dialkylamino, alkylcarbonyl or formyl, where the carbon atoms in the radicals mentioned may be partially or fully halogenated; R2 is halogen, cyano, nitro, hydroxyl, mercapto, amino, alkyl, alkoxy, haloalkyl or haloalkoxy, where the groups R2 may be different if n=2; R4 is alkyl, alkenyl or alkynyl, where the carbon atoms in these radicals may be unsubstituted or partially or fully halogenated; R5, R6 are hydroxyl, alkyl, alkenyl, haloalkyl, haloalkenyl, alkoxy, alkenyloxy, haloalkoxy, haloalkenyloxy, cycloalkyl, cycloalkylalkyl, cycloalkoxy or cycloalkylalkoxy; n is 0, 1 or 2; processes for preparing the compounds I, compositions comprising them and their use for con
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: July 27, 2004
    Assignee: BASF Aktiengesellschaft
    Inventors: Ingo Rose, Jordi Tormo i Blasco, Markus Gewehr, Wassilios Grammenos, Bernd Müller, Joachim Rheinheimer, Peter Schäfer, Frank Schieweck, Thomas Grote, Andreas Gypser, Eberhard Ammermann, Gisela Lorenz, Reinhard Stierl, Siegfried Strathmann, Paul Carter, Jürgen Curtze
  • Patent number: 6242498
    Abstract: Substituted benzophenone compounds and a process for manufacturing them, are disclosed. The compounds have the formula: The compounds are useful as fungicides having high systemicities.
    Type: Grant
    Filed: August 5, 1998
    Date of Patent: June 5, 2001
    Inventors: Juergen Curtze, Werner Simon, Andreas Waldeck, Henry Van Tuyl Cotter, Annerose Rehnig
  • Patent number: 6127570
    Abstract: Substituted 2-hydroxybenzophenone compounds are disclosed, having the formula: ##STR1## The compounds are useful as fungicides having high systemicities.
    Type: Grant
    Filed: June 10, 1999
    Date of Patent: October 3, 2000
    Assignee: American Cyanamid Company
    Inventors: Juergen Curtze, Gerd Morschhaeuser, Henry Van Tuyl Cotter
  • Patent number: 6001883
    Abstract: Substituted benzophenone compounds are disclosed, having the formula: ##STR1## The compounds are useful as fungicides having high systemicities.
    Type: Grant
    Filed: June 24, 1998
    Date of Patent: December 14, 1999
    Assignee: American Cyanamid Company
    Inventors: Juergen Curtze, Gerd Morschhaeuser, Henry Van Tuyl Cotter
  • Patent number: 5945567
    Abstract: Substituted benzophenone compounds are disclosed, having the formula: ##STR1## The compounds are useful as fungicides having high systemicities.
    Type: Grant
    Filed: August 20, 1997
    Date of Patent: August 31, 1999
    Assignee: American Cyanamid Company
    Inventors: Juergen Curtze, Werner Simon, Gerd Morschhaeuser, Andreas Waldeck, Karl-Otto Stumm, Henry Van Tuyl Cotter, Guido Albert, Annerose Rehnig, Gunther Reichert
  • Patent number: 5922905
    Abstract: Substituted benzoic acid compounds are disclosed, having the formula: ##STR1## The compounds find use as intermediates for the production of agricultural fungicides.
    Type: Grant
    Filed: October 17, 1997
    Date of Patent: July 13, 1999
    Assignee: American Cyanamid Company
    Inventors: Juergen Curtze, Werner Simon, Gerd Morschhaeuser, Andreas Waldeck, Karl-Otto Stumm, Henry Van Tuyl Cotter, Guido Albert, Annerose Rehnig, Gunther Reichert
  • Patent number: 5677303
    Abstract: Enolethers and thioenolethers of formula I ##STR1## are disclosed. The compounds are useful for combatting phytopathogenic fungi.
    Type: Grant
    Filed: June 20, 1996
    Date of Patent: October 14, 1997
    Assignee: American Cyanamid Company
    Inventors: Juergen Curtze, Guido Albert