Patents by Inventor Harold M. Lipshitz

Harold M. Lipshitz 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).

  • Controlled topical application of bioactive reagent
    Patent number: 4783335
    Abstract: Novel compositions for topical application of a water-insoluble bioactive reagent, e.g. a pesticide, comprising an aqueous emulsion of a polymer swellable by the sebum and other "skin oils" and which will agglomerate or coagulate near the skin, the polymer having the bioactive agent encapsulated or dispersed therein; and novel methods employing the same for controlled release of the bioactive reagent over an extended period of time.
    Type: Grant
    Filed: September 5, 1986
    Date of Patent: November 8, 1988
    Assignee: The Kendall Company
    Inventor: Harold M. Lipshitz