Patents by Inventor Wim G. Verschueren

Wim G. Verschueren 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).

  • Tricyclic 1H-imidazole-5-carboxylic acid derivatives as herbicides
    Patent number: 4927449
    Abstract: Novel herbicidal tricyclic 1H-imidazole-5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants.
    Type: Grant
    Filed: December 27, 1988
    Date of Patent: May 22, 1990
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: William R. Lutz, Wim G. Verschueren, Hanspeter Fischer, Guy R. E. Van Lommen
  • 1-methyl-1H-imidazole-5-carboxylic acid derivatives and their use as herbicides
    Patent number: 4832732
    Abstract: Novel herbicidal 1-methyl-1H-imidazole -5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants. Further the invention also relates to a process for making these novel compounds.
    Type: Grant
    Filed: December 17, 1987
    Date of Patent: May 23, 1989
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: William R. Lutz, Guy R. E. Van Lommen, Victor Sipido, Wim G. Verschueren
  • Tricyclic 1h-imidazole-5-carboxylic acid derivatives and use thereof as herbicides
    Patent number: 4830664
    Abstract: Novel herbicidal tricyclic 1H-imidazole-5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants.
    Type: Grant
    Filed: December 17, 1987
    Date of Patent: May 16, 1989
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: William R. Lutz, Wim G. Verschueren, Hanspeter Fischer, Guy R. E. Van Lommen
  • Herbicidal polycyclyl substituted 1H-imidazole-5-carboxylic acids
    Patent number: 4824472
    Abstract: Novel herbicidal 1-cyclyl or polycyclyl substituted 1H-imidazole-5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants. Processes for making these novel compounds.
    Type: Grant
    Filed: December 23, 1987
    Date of Patent: April 25, 1989
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Guy R. E. Van Lommen, Victor Sipido, Wim G. Verschueren, William R. Lutz