Patents Represented by Attorney, Agent or Law Firm Kevin Waugh
  • Liquid laundry detergent compositions containing proteolytic enzyme and protease inhibitors
    Patent number: 6180586
    Abstract: Aqueous liquid detergent compositions are described which comprise a proteolytic enzyme wherein the proteolytic activity is reversibly inhibited by a peptide protease inhibitor.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: January 30, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Charles Winston Saunders, John McMillan McIver, Alan Carl Huber, Larry Anthony Smith
  • Liquid detergents containing proteolytic enzyme and protease inhibitors
    Patent number: 6162783
    Abstract: Aqueous liquid detergent compositions are described which comprise a proteolytic enzyme wherein the proteolytic activity is reversibly inhibited by a peptide protease inhibitor selected from the group consisting of aldehydes and trifluoromethyl ketones.
    Type: Grant
    Filed: May 27, 1999
    Date of Patent: December 19, 2000
    Assignee: The Procter & Gamble Company
    Inventors: John McMillan McIver, Alan Carl Huber, Kirsten Louise McKillop