Patents by Inventor Rex Alan Wichert

Rex Alan Wichert 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).

  • Mesotrione formulations
    Patent number: 6890889
    Abstract: Herbicidal formulations comprising (A) mesotrione (2-[4-methylsulfonyl-2-nitrobenzoyl]-1,3-cyclohexanedione). (B) about 0.3 to about 2.5 percent of crop oil concentrate or about 0.3 to about 2.5 percent of methylated seed oil, on a volume to volume basis, based on the total of (A), (B), (C) and (D). (C) about 0.5 to about 5% of a urea ammonium nitrate on a volume to volume basis, based on the total of (A), (B), (C) and (D), or about 0.5 to 5% based on dry weight, of ammonium sulphate fertilizer, based on the total weight of (A), (B), (C) and (D), and (D) a diluent.
    Type: Grant
    Filed: September 4, 2001
    Date of Patent: May 10, 2005
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Rex Alan Wichert, Thomas Homer Beckett
  • Weed control process
    Publication number: 20040204319
    Abstract: A process of controlling triazine-tolerant weeds by the application of a combination of mesotrione and a triazine to the locus of said weeds is disclosed.
    Type: Application
    Filed: January 9, 2004
    Publication date: October 14, 2004
    Inventors: Peter Bernard Sutton, Rex Alan Wichert