Patents by Inventor Mark M. Crisanti

Mark M. Crisanti 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
    Patent number: 5281411
    Abstract: Oral compositions possessing antiplaque and antigingivitis properties containing stannous gluconate are described herein.
    Type: Grant
    Filed: July 31, 1992
    Date of Patent: January 25, 1994
    Assignee: The Procter & Gamble Company
    Inventors: Satyanarayana Majeti, Christopher B. Guay, Mark M. Crisanti
  • Oral compositions comprising stannous flouride and stannous gluconate
    Patent number: 5004597
    Abstract: An oral hygiene compositions possessing antiplaque and antigingivitis properties containing stannous fluoride stabilized with stannous gluconate in an orally acceptable carrier at pH of from about 3.0% about 4.79 and said composition is substantially free of a calcium ion source.
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: April 2, 1991
    Assignee: The Procter & Gamble Company
    Inventors: Satyanarayana Majeti, Christopher B. Guay, Mark M. Crisanti
  • Oral compositions
    Patent number: 4902497
    Abstract: Methods for reducing calculus are disclosed utilizing oral compositions containing stannous ions complexed with certain carboxylic acids or polyhydric alcohols.
    Type: Grant
    Filed: March 1, 1988
    Date of Patent: February 20, 1990
    Assignee: The Procter & Gamble Company
    Inventors: Mark M. Crisanti, Anthony C. Lanzalaco, Richard J. Sunberg