Patents by Inventor Antje Minke Wierenga

Antje Minke Wierenga 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).

  • Detergent compositions
    Patent number: 7033984
    Abstract: A particulate detergent composition, which comprises a minor amount of a herbal extract beneficial to human skin, the herbal extract being present in the form of granules comprising an aqueous solution of the herbal extract absorbed into and/or adsorbed onto a granular clay carrier is provided.
    Type: Grant
    Filed: December 3, 2003
    Date of Patent: April 25, 2006
    Assignee: Unilever Home and Personal Care USA division of Conopco, Inc.
    Inventors: Rudolfus Johannes Hendrikus Hafkamp, Antje Minke Wierenga
  • Detergent compositions
    Publication number: 20040110652
    Abstract: A particulate detergent composition, which comprises a minor amount of a herbal extract beneficial to human skin, the herbal extract being present in the form of granules comprising an aqueous solution of the herbal extract absorbed into and/or adsorbed onto a granular clay carrier is provided.
    Type: Application
    Filed: December 3, 2003
    Publication date: June 10, 2004
    Applicant: Unilever Home & Personal, Care USA Division of Conopco, Inc.
    Inventors: Rudolfus Johannes Hendrikus Hafkamp, Antje Minke Wierenga
  • Detergent compositions
    Patent number: 6713442
    Abstract: A built particulate laundry detergent composition containing anionic sulphonate or sulphate surfactant and conventional ethoxylated alcohol nonionic surfactant also contains a low level of a highly ethoxylated alcohol nonionic surfactant having an average degree of ethoxylation of from 15 to 40, and a low level of a textile softening clay. The composition exhibits increased mildness to the skin without loss of detergency performance, and the softness of washed fabrics is significantly improved despite the low level of softening clay present.
    Type: Grant
    Filed: October 10, 2002
    Date of Patent: March 30, 2004
    Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.
    Inventors: Rudolfus Johannes Hendrikus Hafkamp, Rob Menting, Antje Minke Wierenga
  • Process for production of detergent tablets
    Publication number: 20030166489
    Abstract: A method of making a compacted granular detergent tablet comprising a clay component, said method comprising the steps of:
    Type: Application
    Filed: December 19, 2002
    Publication date: September 4, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Adrianus Comelis Van Asten, Daniel Albert Van Doorn, Antje Minke Wierenga
  • Fabric care compositions
    Publication number: 20030139309
    Abstract: A fabric care composition comprises a solid carrier and an anti-wrinkle agent. The composition may be used to provide fabrics with softness and/or anti-wrinkle and/or other fabric benefits in laundering processes.
    Type: Application
    Filed: January 3, 2003
    Publication date: July 24, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: John Brockett, Deborah Marie Coccaro, Michel Gilbert Delroisse, Karen Jane Ellson, Nancy Ann Falk, Dennis Stephen Murphy, Michael Orchowski, Stephane Ugazio, Antje Minke Wierenga
  • Detergent tablet compositions
    Publication number: 20030100472
    Abstract: A tablet comprising a first zone which comprises surfactant and preferably also, detergency builder, and a second zone comprising a fabric softening clay, the concentration of fabric softening clay being higher in the second zone than in the first zone, the rate of disintegration in water of the second zone at 20° C. being greater than the rate of the first zone at the same temperature, the rates being measured over a time period from when the tablet is first immersed in the water.
    Type: Application
    Filed: October 10, 2002
    Publication date: May 29, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventor: Antje Minke Wierenga
  • Detergent compositions
    Publication number: 20030073603
    Abstract: A built particulate laundry detergent composition containing anionic sulphonate or sulphate surfactant and conventional ethoxylated alcohol nonionic surfactant also contains a low level of a highly ethoxylated alcohol nonionic surfactant having an average degree of ethoxylation of from 15 to 40, and a low level of a textile softening clay. The composition exhibits increased mildness to the skin without loss of detergency performance, and the softness of washed fabrics is significantly improved despite the low level of softening clay present.
    Type: Application
    Filed: October 10, 2002
    Publication date: April 17, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Rudolfus Johannes Hendrikus Hafkamp, Rob Menting, Antje Minke Wierenga
  • Cleaning and rinsing of textile fabrics
    Publication number: 20030056301
    Abstract: A method of washing and rinsing a textile fabric using wash and rinse product comprises:
    Type: Application
    Filed: August 8, 2002
    Publication date: March 27, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Francis Dekker, Arjen Jacco Hoekstra, Fakhruddin Esmail Pacha, Antje Minke Wierenga