Patents by Inventor Steven P. Artz

Steven P. Artz 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).

  • Herbicidal benzylsulfonamides
    Patent number: 5071469
    Abstract: This invention relates to certain herbicidal sulfonamides, agriculturally suitable compositions thereof and a method for their use as a general or selective preemergent or postemergent herbicide or as a plant growth regulant.
    Type: Grant
    Filed: January 24, 1990
    Date of Patent: December 10, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz
  • Herbicidal sulfonamides
    Patent number: 4889550
    Abstract: Novel compounds of Formula I are useful as herbicides and plant growth regulants.
    Type: Grant
    Filed: September 1, 1988
    Date of Patent: December 26, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz
  • Herbicidal sulfonamides
    Patent number: 4786314
    Abstract: Novel compounds of Formula I are useful as herbicides and plant growth regulants.
    Type: Grant
    Filed: October 15, 1987
    Date of Patent: November 22, 1988
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz
  • Herbicidal acetylenic triazines
    Patent number: 4746357
    Abstract: Sulfonylureas derived from acetylenic pyrimidines and triazines, useful as pre- and postemergence herbicides. Typical of this group is 2-[[(4-ethynyl-6-methylpyrimidine-2-yl)aminocarbonyl]-aminosulfonyl]-benzo ic acid, methyl ester.
    Type: Grant
    Filed: May 21, 1987
    Date of Patent: May 24, 1988
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz
  • Herbicidal acetylenic pyrimidines and triazines
    Patent number: 4689069
    Abstract: Sulfonylureas derived from acetylenic pyrimidines and triazines, useful as pre- and postemergence herbicides. Typical of this group is 2-[[(4-ethynyl-6-methylpyrimidine-2-yl)aminocarbonyl]-aminosulfonyl]-benzo ic acid, methyl ester.
    Type: Grant
    Filed: June 27, 1985
    Date of Patent: August 25, 1987
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz
  • Herbicidal sulfonamides
    Patent number: 4678498
    Abstract: Novel compounds of Formula I are useful as herbicides and plant growth regulants.
    Type: Grant
    Filed: May 12, 1986
    Date of Patent: July 7, 1987
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Steven P. Artz