Patents by Inventor Henry Anthony Gieske

Henry Anthony Gieske 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).

  • Oral compositions for plaque, caries, and calculus retardation with reduced staining tendencies
    Patent number: 4051234
    Abstract: Oral compositions such as toothpastes, mouthwashes and the like containing a particular substantive bis-biguanide compound which inhibits the formation of plaque and caries, an a specific amino carboxylate compound which inhibits the tendency of the bis-biguanide compound to produce a stain on oral surfaces, preferably while maintaining the bis-biguanide as a water-soluble salt.
    Type: Grant
    Filed: April 29, 1976
    Date of Patent: September 27, 1977
    Assignee: The Procter & Gamble Company
    Inventors: Henry Anthony Gieske, Prem Sagar Juneja