Patents by Inventor Nancy A. Botta

Nancy A. Botta 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).

  • Benzoxazine dyes
    Patent number: 5118323
    Abstract: Novel benzoxazine compounds of the structure ##STR1## wherein X and Y are independently selected from the group hydrogen, alkyl, alkoxyalkyl, aminoalkyl, hydroxyalkyl and hydroxyaminoalkyl, each alkyl moiety having 1 to 6 carbons, and m=1, 2, or 3, have been found suitable as hair dyes.
    Type: Grant
    Filed: August 29, 1991
    Date of Patent: June 2, 1992
    Assignee: Clairol, Inc.
    Inventors: Mu-Ill Lim, Nancy A. Botta
  • Benzoxazine dyes
    Patent number: 5055110
    Abstract: Novel benzoxazine compounds of the structure ##STR1## wherein X and Y are independently selected from the group hydrogen, alkyl, alkoxyalkyl, aminoalkyl, hydroxyalkyl and hydroxyaminoalkyl, each alkyl moiety having 1 to 6 carbons, and m=1, 2 or 3, have been found suitable as hair dyes.
    Type: Grant
    Filed: November 22, 1989
    Date of Patent: October 8, 1991
    Assignee: Clairol Incorporated
    Inventors: Mu-Ill Lim, Nancy A. Botta