Patents by Inventor Graham Rowson

Graham Rowson 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).

  • 1-chloropyrimidinyl-1H-1,2,4-triazole-3-sulphonamides as herbicides
    Patent number: 4959094
    Abstract: The invention relates to new 1-chloropyrimidinyl-1H-1,2,4-triazol-3-sulphonamides of the general formual I ##STR1## in which A, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the meanings given in the description, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: April 19, 1989
    Date of Patent: September 25, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Peter Wegner, Martin Kruger, Gerhard Johann, Reinhart Rusch, Richard Rees, John Head, Graham Rowson