Patents by Inventor Gerhart Karg

Gerhart Karg 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).

  • Cationic skin substantive sunscreen composition and method
    Patent number: 4069309
    Abstract: Sunscreening compositions and methods for using the same to protect human skin from erythema producing ultraviolet radiation by applying to the skin a cosmetic carrier composition containing an effective amount to substantially prevent erythema of a cationic para-amino benzoate ester of a substituted amino alkanol. Sunscreening compositions containing cationic para-amino benzoates when applied to the skin have been found to be substantially uneffected by moisture from perspiration or swimming and are, therefore, substantive in form.
    Type: Grant
    Filed: September 19, 1972
    Date of Patent: January 17, 1978
    Assignee: Avon Products, Inc.
    Inventors: Joseph P. Ciaudelli, Gerhart Karg
  • Film-forming carboxy-containing resin and a polyvalent metal salt in a hair spray and a method of using the same
    Patent number: 4036241
    Abstract: A hair spray composition comprising an alcoholic medium having substantially uniformly dispersed therein a film forming carboxylic acid containing resin and a polyvalent metal alkyl carboxylic acid salt having from 5 to 20 carbon atoms, said composition having a pH from about 3.5 to 7.5.
    Type: Grant
    Filed: October 1, 1975
    Date of Patent: July 19, 1977
    Assignee: Avon Products, Inc.
    Inventors: Gerhart Karg, Christopher D. Vaughan