Patents by Inventor Leslie Anne Bjelk

Leslie Anne Bjelk 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).

  • 4-aminopicolinates and their use as herbicides
    Publication number: 20010047099
    Abstract: 4-Aminopicolinic acids, having halogen, alkoxy, alkylthio, aryloxy, heteroaryloxy or trifluoromethyl substituents in the 3-, 5- and 6-positions, and their amine and acid derivatives are potent herbicides demonstrating a broad spectrum of weed control.
    Type: Application
    Filed: January 12, 2001
    Publication date: November 29, 2001
    Inventors: Stephen Craig Fields, Anita Lenora Alexander, Terry William Balko, Leslie Anne Bjelk, Ann Marie Buysse, Renee Joan Keese, Karl Leopold Krumel, William Chi-Leung Lo, Christian Thomas Lowe, John Sanders Richburg, James Melvin Ruiz
  • 4-aminopicolinates and their use as herbicides
    Patent number: 6297197
    Abstract: 4-Aminopicolinic acids, having halogen, alkoxy, alkylthio, aryloxy, heteroaryloxy or trifluoromethyl substituents in the 3-, 5- and 6-positions, and their amine and acid derivatives are potent herbicides demonstrating a broad spectrum of weed control.
    Type: Grant
    Filed: January 12, 2001
    Date of Patent: October 2, 2001
    Assignee: Dow AgroSciences LLC
    Inventors: Stephen Craig Fields, Anita Lenora Alexander, Terry William Balko, Leslie Anne Bjelk, Ann Marie Buysse, Renee Joan Keese, Karl Leopold Krumel, William Chi-Leung Lo, Christian Thomas Lowe, John Sanders Richburg, III, James Melvin Ruiz