Patents by Inventor Ann Katrien Marie Verschuere

Ann Katrien Marie Verschuere 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 composition containing wool compatible high alkaline proteases
    Patent number: 6291414
    Abstract: The invention relates to a detergent composition having a wool compatible high alkaline protease with at least one mutation in each of the regions 96-110 and 123-135 according to the BPN′-numbering. The detergent composition is preferably substantially free of bleach and does contain so-called dye transfer inhibition technology.
    Type: Grant
    Filed: June 7, 1999
    Date of Patent: September 18, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Andre Cesar Baeck, Ann Katrien Marie Verschuere, Alfred Busch
  • Protease containing dye transfer inhibiting composition
    Patent number: 5883064
    Abstract: A granular detergent composition having a density from 550 to 950 g/liter, said detergent composition comprisingi) a polymeric dye transfer inhibiting agentii) a protease having an isoelectric point below 10iii) a surfactant system which is free of alkylbenzene sulfonate surfactant.
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: March 16, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Andre Cesar Baeck, Alfred Busch, Ann Katrien Marie Verschuere