Patents Examined by Alton Pryon
  • Microencapsulated clomazone in the presence of fat and resin
    Patent number: 6218339
    Abstract: The present invention provides an herbicidal formulation that is composed of an aqueous liquid having suspended therein a multitude of microcapsules having a capsule wall of a porous polymer encapsulating a solution of clomazone, and suitable concentrations of fat in the absence of a resin, or a resin in the absence of a fat, or both fat and resin. Preferably, if included, the fat is at least 95% saturated.
    Type: Grant
    Filed: March 8, 2000
    Date of Patent: April 17, 2001
    Assignee: FMC Corporation
    Inventors: John M. Becker, Janos Szamosi, Hylsa E. Garcia