Patents Represented by Attorney Douglas Winters

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  • Insecticidal N'-substituted-N,N'-diacylhydrazines
    Patent number: 4985461
    Abstract: This invention relates to insecticidal compositions containing N'-substituted-N,N'-diacylhydrazines, methods of using such compositions and certain novel insecticidal N'-substituted-N,N'-diacylhydrazines.
    Type: Grant
    Filed: October 21, 1985
    Date of Patent: January 15, 1991
    Assignee: Rohm and Haas Company
    Inventors: Adam C. Hsu, Harold E. Aller
  • Herbicidal 4-trifluoromethyl-3'-substituted amine-4'-nitro diphenyl ethers
    Patent number: 4913729
    Abstract: The herbicidal 4-trifluoromethyl-3'-substituted amino-4'-nitro diphenyl ethers comprise a class of compounds that are highly effective herbicides.
    Type: Grant
    Filed: June 3, 1987
    Date of Patent: April 3, 1990
    Assignee: Rohm and Haas Company
    Inventor: Colin Swithenbank