Patents Represented by Attorney Karen B._ O'Connor

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  • Cosmetic cream formulation
    Patent number: 4268526
    Abstract: A skin cream formulation, which is one of four components used in a cosmetic regime, is disclosed. Applying the regime to the skin increases epidermal cell turnover without skin irritation. The other three components used in the regime are a cleanser, a lotion, and a tonic.
    Type: Grant
    Filed: August 20, 1980
    Date of Patent: May 19, 1981
    Assignee: Eli Lilly and Company
    Inventors: Ovidio Vargas, Anne M. Herrold
  • Sunscreen composition
    Patent number: 4264581
    Abstract: An improved sunscreen composition containing the active ingredients 2-ethylhexyl-N,N-dimethyl-p-aminobenzoic acid and 2-hydroxy-4-methoxybenzophenone is described.
    Type: Grant
    Filed: July 2, 1979
    Date of Patent: April 28, 1981
    Assignee: Eli Lilly and Company
    Inventors: Nicholas J. Kerkhof, Anne M. Herrold
  • Method for preparing 3-amino-5-(t-butyl)isoxazole
    Patent number: 4259501
    Abstract: 3-Amino-5-(t-butyl)isoxazole, in optimum yield, is prepared in a stepwise manner by reacting a lower alkyl pivalate and acetonitrile in the presence of a base to yield pivalyl acetonitrile, which in turn is allowed to react with hydroxylamine under controlled conditions of pH to yield the desired compound. The compound is a useful intermediate for the preparation of isoxazole derivatives having utility as herbicides.
    Type: Grant
    Filed: December 7, 1978
    Date of Patent: March 31, 1981
    Assignee: Eli Lilly and Company
    Inventors: Kenneth W. Burow, Jr., Richard F. Eizember
  • Preparation of benzoylureas
    Patent number: RE30563
    Abstract: Benzoylureas are prepared from a benzamide, an alkyllithium, a phenyl chloroformate, and an amine. Two reaction sequences are described. The benzoylureas obtained by the process are useful as insecticides.
    Type: Grant
    Filed: November 2, 1979
    Date of Patent: March 31, 1981
    Assignee: Eli Lilly and Company
    Inventors: Riaz F. Abdulla, Norman H. Terando