Patents by Inventor Alan Brooker

Alan Brooker 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).

  • Publication number: 20070173430
    Abstract: The present invention relates to a composition comprising: (i) a lipase; and (ii) a bleach catalyst that is capable of accepting an oxygen atom from a peroxyacid and transferring the oxygen atom to an oxidizeable substrate.
    Type: Application
    Filed: January 22, 2007
    Publication date: July 26, 2007
    Inventors: Philip Souter, Neil Lant, Alan Brooker, Gregory Miracle, Nicola Binney, David Daugherty
  • Publication number: 20070042932
    Abstract: The present invention relates to a solid laundry detergent composition in particulate form comprising a plurality of particulate components, the composition comprises: (i) alkyl benzene sulphonate anionic detersive surfactant; (ii) carboxylate polymer; (iii) carbonate salt; (iv) from 0% to less than 5%, by weight of the composition, of zeolite builder; (v) from 0% to less than 5%, by weight of the composition, of phosphate builder; and (vi) optionally, from 0% to less than 5%, by weight of the composition, of silicate salt; wherein: (a) any particulate component that comprises at least 5%, by weight of the particulate component, of alkyl benzene sulphonate anionic detersive surfactant also comprises carbonate salt, wherein the weight ratio of the carbonate salt to the alkyl benzene sulphonate anionic detersive surfactant present in the particulate component is greater than 1:1; (b) any particulate component that comprises at least 5%, by weight of the particulate component, of alkyl benzene sulphonate anionic
    Type: Application
    Filed: August 16, 2006
    Publication date: February 22, 2007
    Inventors: Doris Appleby, Alan Brooker
  • Publication number: 20070042928
    Abstract: The present invention relates to a solid laundry detergent composition in particulate form, the composition comprises: (i) an anionic detersive surfactant system that comprises at least 50%, by weight of the anionic detersive surfactant system, of alkyl benzene sulphonate; (ii) a source of peroxygen that is preferably at least partially coated by a coating ingredient; (iii) a chelant; (iv) from 0% to less than 5%, by weight of the composition, of zeolite builder; (v) from 0% to less than 5%, by weight of the composition, of phosphate builder; and (vi) optionally from 0% to less than 5%, by weight of the composition, of silicate salt; wherein the chelant has a metal ion chelation efficacy such that at pH 10.0, 0:1M NaCl and 25° C.
    Type: Application
    Filed: August 16, 2006
    Publication date: February 22, 2007
    Inventors: Doris Appleby, Alan Brooker
  • Publication number: 20070037726
    Abstract: The present invention relates to a solid detergent composition comprising a C1-C3 alkyl carbonate salt.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 15, 2007
    Inventors: Alan Brooker, Adam Yates, Nigel Somerville Roberts, Nicholas Barnes, Stephen Godfrey, Wasif Hussain
  • Publication number: 20060281654
    Abstract: Detergent or bleach composition comprising a host-guest complex of diacyl and/or tetraacyl peroxide bleaching species in the form of an aggregate having a weight average particle size of at least 106 ?m and an anti-deposition polymer.
    Type: Application
    Filed: May 26, 2006
    Publication date: December 14, 2006
    Inventors: Anju Deepali Brooker, Alan Brooker, Julie Ellis, Nathalie Letzelter, Andrew Nelson, Eric Robles, Nigel Somerville Roberts, Xinbei Song
  • Publication number: 20060199754
    Abstract: Detergent or bleach composition comprising a host-guest complex of diacyl and/or tetraacyl peroxide bleaching species in the form of an aggregate having a weight average particle size of at least 106 ?m wherein the diacyl peroxide bleaching species is selected from diacyl peroxides of the general formula: R1—C(O)—OO—(O)C—R2 in which R1 represents a C6-C18 alkyl group and R2 represents an aliphatic group compatible with a peroxide moiety, such that R1 and R2 together contain a total of 8 to 30 carbon atoms; the tetraacyl peroxide bleaching species is selected from tetraacyl peroxides of the general formula: R3—C(O)—OO—C(O)—(CH2)n—C(O)—OO—C(O)—R3 in which R3 represents a C1-C9 alkyl group and n represents an integer from 2 to 12.
    Type: Application
    Filed: March 7, 2006
    Publication date: September 7, 2006
    Inventors: Anju Brooker, Alan Brooker, Julie Ellis, Nathalie Letzelter, Andrew Nelson, Eric Robles, Nigel Somerville Roberts
  • Publication number: 20060199753
    Abstract: Detergent or bleach composition for use in automatic dishwashing comprising a colour stain cleaning system comprising diacyl and/or tetraacyl peroxide bleaching species and a co-bleaching surfactant wherein the diacyl peroxide bleaching species is selected from diacyl peroxides of the general formula: R1—C(O)—OO—(O)C—R2 in which R1 represents a C6-C18 alkyl group and R2 represents an aliphatic group compatible with a peroxide moiety, such that R1 and R2 together contain a total of 8 to 30 carbon atoms; the tetraacyl peroxide bleaching species is selected from tetraacyl peroxides of the general formula: R3—C(O)—OO—C(O)—(CH2)n—C(O)—OO—C(O)—R3 in which R3 represents a C1-C9 alkyl group and n represents an integer from 2 to 12; and wherein the co-bleaching surfactant comprises a cleaning surfactant selected from ethoxylated alcohols, amine oxide surfactants and mixtures thereof.
    Type: Application
    Filed: March 7, 2006
    Publication date: September 7, 2006
    Inventors: Anju Deepali Brooker, Alan Brooker, Julie Ellis, Nathalie Letzelter, Andrew Nelson, Eric Robles, Nigel Somerville Roberts
  • Publication number: 20060189505
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising a detersive surfactant, carbonate and a fluorescent whitening agent.
    Type: Application
    Filed: February 21, 2006
    Publication date: August 24, 2006
    Inventors: John Muller, Alan Brooker, Doris Appleby
  • Publication number: 20060189506
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising a detersive surfactant, carbonate and a cellulosic polymer.
    Type: Application
    Filed: February 21, 2006
    Publication date: August 24, 2006
    Inventors: John Muller, Alan Brooker, Doris Appleby
  • Publication number: 20060128594
    Abstract: The present invention relates to compositions comprising (A) a complex of cyclodextrin and at least one laundry treatment active wherein the complex is prepared by the steps of: (a) combining cyclodextrin and at least one laundry treatment active wherein the cyclodextrin and the laundry treatment active is dissolved, dispersed, suspended, or emulsified in at least one solvent; and (b) removing at least partially the solvent; (B) further comprising at least one laundry adjunct material selected from the group consisting of surfactants; stabilizers; builders; perfumes; enzymes; chelating agents; suds suppressors; colours; opacifiers; anti-oxidants; bactericides; neutralizing agents; buffering agents; phase regulants, dye-transfer inhibitors, hydrotropes, thickeners and mixtures thereof. The present invention is further directed to the process of preparing such compositions and to methods of treating substrates with such compositions.
    Type: Application
    Filed: February 6, 2006
    Publication date: June 15, 2006
    Inventors: Adam Yates, Alan Brooker, Sylvestre Canceil, Jean-Luc Bettiol, Andrew Graydon, Paul Lapham
  • Publication number: 20060035802
    Abstract: The present invention relates to a solid laundry detergent composition comprising: (a) from 0.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 16, 2006
    Applicant: The Procter & Gamble Company
    Inventors: Alan Brooker, Kevin Kott, Nicola Davidson, Lindsey Heathcote, John Muller, Mark Smerznak, Nigel Somerville Roberts, Kenji Shindo, Emanuel Fakoukakis, Jason King
  • Publication number: 20050187117
    Abstract: The present invention relates to a laundry detergent composition comprising (i) sulphamic acid and/or water-soluble thereof; and (ii) an anionic detersive surfactant; and (iii) from 0 wt % to 8 wt % zeolite builder; and (iv) from 0 wt % to 8 wt % phosphate builder.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 25, 2005
    Inventors: Nigel Somerville Roberts, Alan Brooker
  • Publication number: 20050187127
    Abstract: The present invention relates to a laundry detergent composition comprising (i) sulphamic acid and/or water-soluble salts thereof; and (ii) at least 10wt % sulphate salt; and (iii) an anionic detersive surfactant.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 25, 2005
    Inventors: Nigel Somerville Roberts, Alan Brooker, James Young
  • Publication number: 20050187130
    Abstract: The present invention relates to a granular laundry detergent composition comprising: (i) from 8 wt % to 55 wt % anionic detersive surfactant; and (ii) from 2 wt % to 8 wt % non-ionic detersive surfactant; and (iii) from 0 wt % to 4 wt % zeolite builder; and (iv) from 0 wt % to 4 wt % phosphate builder; and (v) optionally an enzyme, preferably a protease in an amount of at least 11 mg, preferably at least 15 mg, active protease per 100 g of the composition.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 25, 2005
    Inventors: Alan Brooker, Nigel Somerville Roberts, John Muller, Stuart Caldwell, Mark Smerznak, Nicola Davidson, Kevin Kott, Jason King, Doris Appleby
  • Publication number: 20050187131
    Abstract: The present invention relates to a granular laundry detergent composition comprising: (i) from 5 wt % to 55 wt % anionic detersive surfactant; and (ii) from 0.5 wt % to 10 wt % non-ionic detersive surfactant; and (iii) from 0.5 wt % to 5 wt % cationic detersive surfactant; and (iv) from 0 wt % to 4 wt % zeolite builder; and (v) from 0 wt % to 4 wt % phosphate builder.
    Type: Application
    Filed: February 3, 2005
    Publication date: August 25, 2005
    Inventors: Alan Brooker, Nigel Somerville Roberts, John Muller, Stuart Caldwell, Mark Smerznak, Nicola Davidson, Kevin Kott, Jason King, Doris Appleby