Patents by Inventor Wolfgang Paul Iwanzik

Wolfgang Paul Iwanzik 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).

  • Synergistic composition and process for selective weed control
    Patent number: 6017851
    Abstract: The invention relates to an herbicidal composition comprising N-[2-(3,3,3-trifluoropropyl)-phenylsulfonyl]-N'-(4-methoxy-6-methyl-1,3,5- triazin-2-yl)-urea or an agrochemically tolerated salt thereof, and a synergistic amount of an herbicide which is 3,5-dibromo-4-hydroxybenzonitrile or 3,6-dichloro-2-methoxybenzoic acid.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: January 25, 2000
    Assignee: Novartis Corp.
    Inventors: Hans Gut, Wolfgang Paul Iwanzik, Martin Schulte
  • Synergistic composition and process for selective weed control
    Patent number: 5849665
    Abstract: Herbicidal composition comprisingN-?2-(3,3,3-trifluoropropyl)-phenylsulfonyl!-N'-(4-methoxy-6-methyl-1,3,5-t riazin-2-yl)-urea of the formula I ##STR1## or agrochemically tolerated salts thereof, and a synergistic amount of another active substance 3,5-dibromo-4-hydroxybenzonitrile of the formula II ##STR2##
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: December 15, 1998
    Assignee: Novartis Corporation
    Inventors: Hans Gut, Wolfgang Paul Iwanzik, Martin Schulte