Patents Examined by Brian Mo Burn
  • Herbidical aqueous based microemulsion compositions
    Patent number: 4995900
    Abstract: Herbicidal aqueous microemulsions of difenzoquat methyl sulfate, an essentially water insoluble active ingredient, and a nonionic surfactant demonstrate increased stability.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: February 26, 1991
    Assignee: American Cyanamid Company
    Inventor: Ian Futcher