Patents by Inventor Johannes Cornelis Van De Pas

Johannes Cornelis Van De Pas 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).

  • Liquid detergent compositions
    Patent number: 6894017
    Abstract: An isotropic aqueous liquid detergent composition comprising: (a) from 0% to 6%, preferably from 1% to 4% by weight of synthetic anionic surfactant; (b) from 5% to 25%, preferably from 10% to 20% by weight of soap; (c) from 0.03% to 5%, preferably from 0.10% to 1% by weight of a cationic polymer; and from 0.03% to 5%, preferably from 0.10% to 1% by weight of a cationic polymer or copolymer comprising at least one monomer unit which is cationic or carries at least one positive charge or carries a dipole moment greater than 3.5; and (d) from 5% to 70%, preferably from 10% to 30% by weight of nonionic surfactant.
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: May 17, 2005
    Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.
    Inventors: Lili Faucia Brouwn, John Hines, Johannes Cornelis Van De Pas
  • Liquid detergent compositions
    Publication number: 20030109408
    Abstract: An isotropic aqueous liquid detergent composition comprising:
    Type: Application
    Filed: October 31, 2002
    Publication date: June 12, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Lili Faucia Brouwn, John Hines, Johannes Cornelis Van De Pas
  • Concentrated liquid detergent composition
    Patent number: 6569827
    Abstract: A physically stable, concentrated isotropic liquid detergent composition comprises (a) from 10 to 70% of an anionic, nonionic, cationic, zwitterionic active detergent material or mixtures thereof, (b) from 0.0001 to 10% of protease; (c) from 2 to 40% of at least one carbohydrate selected from oligosaccharides, polysaccharides and derivatives thereof, wherein n=1-5, and (d) less than 3% of an antioxidant selected from the group consisting of alkalimetalsulphites, alkalimetalbisulphites, alkalimetabisulphites or alkalimetalthiosulphates.
    Type: Grant
    Filed: June 13, 2001
    Date of Patent: May 27, 2003
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Willem Robert Van Dijk, Theresia Maria Olsthoorn, Marja Ouwendijk, Johannes Cornelis van de Pas
  • Liquid detergent composition
    Publication number: 20020028755
    Abstract: A liquid detergent composition comprising
    Type: Application
    Filed: June 13, 2001
    Publication date: March 7, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Willem Robert Van Dijk, Theresia Maria Olsthoorn, Marja Ouwendijk, Johannes Cornelis Van De Pas
  • Concentrated liquid detergent composition
    Publication number: 20020019326
    Abstract: A physically stable, concentrated isotropic liquid detergent composition comprises (a) from 10 to 70% of an anionic, nonionic, cationic, zwitterionic active detergent material or mixtures thereof, (b) from 0.0001 to 10% of protease; (c) from 2 to 40% of at least one carbohydrate selected from oligosaccharides, polysaccharides and derivatives thereof, wherein n=1-5, and (d) less than 3% of an antioxidant selected from the group consisting of alkalimetalsulphites, alkalimetalbisulphites, alkalimetabisulphites or alkalimetalthiosulphates.
    Type: Application
    Filed: June 13, 2001
    Publication date: February 14, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Willem Robert Van Dijk, Theresia Maria Olsthoorn, Marja Ouwendijk, Johannes Cornelis Van De Pas