Patents by Inventor Peter A. Ladanyi

Peter A. Ladanyi 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).

  • Antimicrobial agent
    Patent number: 4599228
    Abstract: An antimicrobial agent comprising a mineral acid salt of a benzophenanthridine alkaloid in a mixture with a metal salt of an acid.
    Type: Grant
    Filed: January 25, 1984
    Date of Patent: July 8, 1986
    Assignee: Vipont Laboratories, Inc.
    Inventor: Peter A. Ladanyi
  • Antimicrobial agent
    Patent number: 4406881
    Abstract: An antimicrobial agent comprising a mineral acid salt of a benzophenanthridine alkaloid in a mixture with zinc chloride.
    Type: Grant
    Filed: September 18, 1981
    Date of Patent: September 27, 1983
    Assignee: Vipont Laboratories
    Inventor: Peter A. Ladanyi
  • Composition for application to oral cavity and method for preparation thereof
    Patent number: 4145412
    Abstract: An innocuous purified extract of Sanguinaria canadensis is compounded at from 0.1% to 40% with a suitable paste or a liquid to be used in an oral cavity for cleaning teeth, refreshing the cavity, and conditioning the fleshy parts of the cavity.
    Type: Grant
    Filed: February 14, 1977
    Date of Patent: March 20, 1979
    Assignee: Vipont Chemical Company
    Inventor: Peter A. Ladanyi