Patents by Inventor William Mario Laurent Verstraeten

William Mario Laurent Verstraeten 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).

  • Patent number: 11459528
    Abstract: An automatic dishwashing cleaning composition comprising: a) a mixed builder system comprising soluble builder and crystalline silicate wherein the soluble builder comprises a complexing agent, a phosphonate and a dispersant polymer and wherein the level of each soluble builder in the composition is: a1) from 15% to 40% by weight of the composition of the complexing agent; a2) from 2% to 7% by weight of the composition of the phosphonate; and a3) from 1% to 7% by weight of the composition of the dispersant polymer wherein the soluble builder and the crystalline silicate are in a weight ratio of from 8:1 to 15:1 b) a bleaching system comprising bleach, a bleach catalyst and a bleach activator; and c) from 0% to 20% by weight of the composition of carbonate.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: October 4, 2022
    Assignee: The Procter & Gamble Company
    Inventors: Nilgun Esin Aksoy Abaci, Patrick Firmin August Delplancke, Nevena Lukic, William Mario Laurent Verstraeten
  • Publication number: 20210002587
    Abstract: An automatic dishwashing cleaning composition comprising: a) a mixed builder system comprising soluble builder and crystalline silicate wherein the soluble builder comprises a complexing agent, a phosphonate and a dispersant polymer and wherein the level of each soluble builder in the composition is: a1) from 15% to 40% by weight of the composition of the complexing agent; a2) from 2% to 7% by weight of the composition of the phosphonate; and a3) from 1% to 7% by weight of the composition of the dispersant polymer wherein the soluble builder and the crystalline silicate are in a weight ratio of from 8:1 to 15:1 b) a bleaching system comprising bleach, a bleach catalyst and a bleach activator; and c) from 0% to 20% by weight of the composition of carbonate.
    Type: Application
    Filed: June 26, 2020
    Publication date: January 7, 2021
    Inventors: Nilgun Esin Aksoy Abaci, Patrick Firmin August Delplancke, Nevena Lukic, William Mario Laurent Verstraeten
  • Publication number: 20170369819
    Abstract: Aminocarboxylate builders having 1 to 3 amino groups and 2 to 6 carboxylic acid groups improve blood soil removal, particularly from fabrics. Improved removal of body soils from fabrics is achieved by washing the fabric in a first wash liquor comprising one or more carboxylate builders, followed by a second wash in a wash liquor comprising surfactant.
    Type: Application
    Filed: June 23, 2017
    Publication date: December 28, 2017
    Inventors: Francesco DE BUZZACCARINI, Xinbei SONG, William Mario Laurent VERSTRAETEN
  • Publication number: 20170107456
    Abstract: A method of treating fabrics to reduce or eliminate stains using an amylase containing detergent composition, even for stains which are not typically removed using amylase.
    Type: Application
    Filed: October 13, 2016
    Publication date: April 20, 2017
    Inventors: Francesco DE BUZZACCARINI, William Mario Laurent VERSTRAETEN
  • Patent number: 8563496
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition having a pH of above 2.0 and comprising formic acid, citric acid and an alkaline material.
    Type: Grant
    Filed: December 10, 2010
    Date of Patent: October 22, 2013
    Assignee: The Procter & Gamble Company
    Inventors: Laura Cermenati, William Mario Laurent Verstraeten, Lucie Marie Cretieneau
  • Patent number: 8420587
    Abstract: Liquid compositions for cleaning hard-surfaces having pH comprised between 3 and 4, obtained upon the mixing of an acid agent having a pKa comprised between 4 and 6, a source of alkalinity and a surfactant system. Process for treating hard surfaces, preferably delicate, hard surfaces, by applying said composition onto said hard surface and the use of said composition for cleaning hard surface while maintaining surface safety.
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: April 16, 2013
    Assignee: The Procter & Gamble Company
    Inventors: Laura Cermenati, William Mario Laurent Verstraeten, Christopher Andrew Morrison
  • Patent number: 8241428
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition having a pH of from 2 to 2.9 and comprising formic acid and an alkaline material.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: August 14, 2012
    Assignee: The Procter & Gamble Company
    Inventors: Laura Cermenati, William Mario Laurent Verstraeten
  • Patent number: 8198227
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition comprising an acid system, wherein the acid system comprises oxalic acid and acetic acid.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: June 12, 2012
    Assignee: The Procter & Gamble Company
    Inventors: Laura Cermenati, Christopher Andrew Morrison, William Mario Laurent Verstraeten
  • Patent number: 8133854
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition comprising an acid system, wherein the acid system comprises formic acid and acetic acid.
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: March 13, 2012
    Assignee: The Procter & Gamble Company
    Inventors: Laura Cermenati, Christopher Andrew Morrison, William Mario Laurent Verstraeten
  • Publication number: 20110146707
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition having a pH of above 2.0 and comprising formic acid, citric acid and an alkaline material.
    Type: Application
    Filed: December 10, 2010
    Publication date: June 23, 2011
    Inventors: Laura Cermenati, William Mario Laurent Verstraeten, Lucie Marie Cretieneau
  • Publication number: 20100154823
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition having a pH of from 2 to 2.9 and comprising formic acid and an alkaline material.
    Type: Application
    Filed: December 22, 2009
    Publication date: June 24, 2010
    Inventors: LAURA CERMENATI, WILLIAM MARIO LAURENT VERSTRAETEN
  • Publication number: 20090270304
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition comprising an acid system, wherein the acid system comprises formic acid and acetic acid.
    Type: Application
    Filed: April 27, 2009
    Publication date: October 29, 2009
    Inventors: Laura CERMENATI, Christopher Andrew MORRISON, William Mario Laurent VERSTRAETEN
  • Publication number: 20090233835
    Abstract: The present invention relates to a liquid acidic hard surface cleaning composition comprising an acid system, wherein the acid system comprises oxalic acid and acetic acid.
    Type: Application
    Filed: February 26, 2009
    Publication date: September 17, 2009
    Applicant: The Procter & Gamble Company
    Inventors: Laura Cermenati, Christopher Andrew Morrison, William Mario Laurent Verstraeten
  • Publication number: 20090062175
    Abstract: Liquid compositions for cleaning hard-surfaces having pH comprised between 3 and 4, obtained upon the mixing of an acid agent having a pKa comprised between 4 and 6, a source of alkalinity and a surfactant system. Process for treating hard surfaces, preferably delicate, hard surfaces, by applying said composition onto said hard surface and the use of said composition for cleaning hard surface while maintaining surface safety.
    Type: Application
    Filed: August 29, 2008
    Publication date: March 5, 2009
    Inventors: Laura Cermenati, William Mario Laurent Verstraeten, Christopher Andrew Morrison