Patents by Inventor Archibald M. Hyson

Archibald M. Hyson 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).

  • Stabilized aqueous formulations of sulfonylurea salts
    Patent number: 4936900
    Abstract: This invention relates to stabilized aqueous compositions consisting essentially of a sulfonylurea or its agriculturally suitable salt with a salt of a carboxylic or an inorganic acid, or with mixtures of such carboxylic or inorganic acid salts, provided that the solubility of carboxylic or inorganic acid salts at 5.degree. C. and a pH of about 6-10 is greater than or equal to 3% and further provided that the pH of a 0.1 molar solution of the carboxylic or inorganic acid salt is between 6 and 10.
    Type: Grant
    Filed: January 7, 1987
    Date of Patent: June 26, 1990
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Archibald M. Hyson