Patents by Inventor Nancy Kerlinger

Nancy Kerlinger 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).

  • Herbicide intermediates
    Patent number: 5869740
    Abstract: Compounds of the formula: ##STR1## wherein R is CH.sub.2 X or CHX.sub.2 and X is chloro or bromo and R.sup.1 is chloro, bromo or nitro which are useful as intermediates for preparing herbicidal 2-(2'-substituted)-4'-(alkylsulfonyl)benzoyl-1,3-cyclohexanedione compounds.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: February 9, 1999
    Assignee: Zeneca Limited
    Inventors: Richard D. Gless, Jr., Nancy Kerlinger
  • Herbicide intermediates
    Patent number: 5659074
    Abstract: Compounds of the formula: ##STR1## wherein R is CH.sub.2 X or CHX.sub.2 and X is chloro or bromo and R.sup.1 is chloro, bromo or nitro which are useful as intermediates for preparing herbicidal 2-(2'-substituted)-4'-(alkylsulfonyl)benzoyl-1,3-cyclohexanedione compounds.
    Type: Grant
    Filed: June 12, 1995
    Date of Patent: August 19, 1997
    Assignee: Zeneca Limited
    Inventors: Richard D. Gless, Jr., Nancy Kerlinger
  • Process for the preparation of 2-(substituted)-4-sulfobenzoic acid
    Patent number: 5565608
    Abstract: A process for the preparation of 2-(substituted)-4-sulfobenzoic acid by oxidation of 2-(substituted)-4-toluenesulfonic acid.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 15, 1996
    Assignee: Zeneca Limited
    Inventors: Richard D. Gless, Jr., Nancy Kerlinger, Peter K. Wehrenberg
  • Process for the acylation of thiazolidines
    Patent number: 4956468
    Abstract: Acylated substituted thiazolidines are formed in high yields by reaction of a substituted thiazolidine with an acyl halide in the presence of a buffer compound. The products are further purified by washing with a strong base. The products are useful as herbicides.
    Type: Grant
    Filed: September 8, 1989
    Date of Patent: September 11, 1990
    Assignee: ICI Americas Inc.
    Inventors: Nancy Kerlinger, Richard D. Gless