Patents by Inventor Theresia Maria Olsthoorn

Theresia Maria Olsthoorn 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).

  • 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