Patents by Inventor Carole Patricia Denise Wilkinson

Carole Patricia Denise Wilkinson 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).

  • Process for making detergent compositions
    Patent number: 6156718
    Abstract: A process for making a detergent composition comprises the steps of: (i) mixing together at least two non-surfactant additives to form a premix; (ii) spraying all of the nonionic surfactant on to the premix to form a first intermediate particle; (iii) subsequently mixing the first intermediate particle with a second intermediate particle, wherein the second intermediate particle comprises anionic surfactant.
    Type: Grant
    Filed: January 4, 1999
    Date of Patent: December 5, 2000
    Assignee: The Procter & Gamble Company
    Inventors: Scott John Donoghue, Marcel Karel Nelis Liplijn, Carole Patricia Denise Wilkinson
  • Process for making granular suds suppressing component
    Patent number: 6004921
    Abstract: A process for making a granular suds suppressing component comprises the steps of intimately mixing a liquid or molten suds suppressing component with an emulsifier to form a premix and granulating the premix with a powder. The powder comprises aluminosilicate. The emulsifier is an anionic surfactant. The premix comprises a structuring agent selected from the group consisting of phosphonic and diphosphonic acid, carboxylic and polycarboxylic acid, succinic and disuccinic acid, and salts, and mixtures thereof.
    Type: Grant
    Filed: October 2, 1998
    Date of Patent: December 21, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Scott John Donoghue, Carole Patricia Denise Wilkinson
  • Enzyme granulates
    Patent number: 5783547
    Abstract: The present invention is concerned with granular components comprising an enzyme, specified polymeric binding material, and a mixture of coating components. The granular components are particularly suitable for use in detergent compositions.
    Type: Grant
    Filed: September 24, 1996
    Date of Patent: July 21, 1998
    Assignee: The Procter & Gamble Company
    Inventor: Carole Patricia Denise Wilkinson
  • Process for preparing detergent compositions
    Patent number: 5736502
    Abstract: A process for preparing a granular detergent composition having a bulk density of at least 650 g/l comprises treating a spray-dried material in a high-speed mixer, adding water and hydratable compound to the spray dried material in a moderate-speed mixer, drying and/or cooling the product.
    Type: Grant
    Filed: March 5, 1996
    Date of Patent: April 7, 1998
    Assignee: The Procter & Gamble Company
    Inventor: Carole Patricia Denise Wilkinson