Patents by Inventor Hossam Hassan Tantawy

Hossam Hassan Tantawy 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: 20180094212
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid; and (g) hueing agent having the following structure: wherein the index values x and y are independently selected from 1 to 10, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre (NMN) CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Benjamin Mark HADDRELL
  • Publication number: 20180094219
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid, (g) from about 1 wt % to about 20 wt % sodium percarbonate; (h) from about 0.5 wt % to about 5 wt % bleach activator; and (i) from about 0.5 wt % to about 5 wt % sodium salt of methylglycine diacetic acid (MGDA) chelant, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre (NMN) CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY
  • Publication number: 20180094223
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid; and (g) hueing agent having the following structure: wherein: R1 and R2 are independently selected from the group consisting of: H; alkyl; alkoxy; alkyleneoxy; alkyl capped alkyleneoxy; urea; and amido; R3 is a substituted aryl group; X is a substituted group comprising sulfonamide moiety, and wherein the substituent group comprises at least one alkyleneoxy chain that comprises an average molar distribution of at least four alkyleneoxy moieties, wherein the composition at 1 wt % dilution in deionized water at 20° C.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Benjamin Mark HADDRELL
  • Publication number: 20180094224
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition comprising: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid; and (g) hueing agent selected from Acid Violet 50, Direct Violet 9, 66 and 99, Solvent Violet 13 and any combination thereof, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY
  • Publication number: 20180094226
    Abstract: The present invention relates to a method of laundering fabric, wherein a detergent composition is contacted with fabric in a main wash, and wherein a fabric softener composition is subsequenty contacted to the fabric in one or more subsequent rinsing steps, wherein the detergent composition is a solid free flowing particulate laundry detergent composition, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.0.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre (NMN) CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Carly (NMN) PICKERING, Phillip Jan HOWARD
  • Publication number: 20180094221
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid, (g) a variant of the wild-type amylase from Bacillus sp. which has at least 90% identity for amino acid sequence SEQ ID NO:5, and which includes one or more mutations at positions N195, G477, G304, W140, W189, D134, V206, Y243, E260, F262, W284, W347, W439, W469 and/or G476, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.0.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Neil Joseph LANT
  • Publication number: 20180094222
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid; and (g) variant of the wild-type amylase from Bacillus sp.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Neil Joseph LANT
  • Publication number: 20180094228
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; and (f) from about 4 wt % to about 20 wt % organic acid, wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre (NMN) CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY, Richard Timothy HARTSHORN, Nigel Patrick SOMERVILLE ROBERTS, Jose Rodel Mabilangan CARAGAY
  • Publication number: 20180094215
    Abstract: The present invention relates to a solid free flowing particulate laundry detergent composition including: (a) anionic detersive surfactant; (b) wherein the composition is essentially free of zeolite builder; (c) wherein the composition is essentially free of phosphate builder; (d) wherein the composition is essentially free of sodium carbonate; (e) wherein the composition is essentially free of sodium silicate; (f) from about 4 wt % to about 20 wt % organic acid; and (g) carboxymethyl cellulose (CMC), wherein the composition at 1 wt % dilution in deionized water at 20° C., has an equilibrium pH in the range of from about 6.5 to about 9.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Inventors: Andre CHIEFFI, Alan Thomas BROOKER, Craig Adam WILKINSON, Linsey Sarah FULLER, Paul Anthony GOULD, Hossam Hassan TANTAWY
  • Patent number: 9528081
    Abstract: A process of making a granular detergent composition comprising the steps of: a) forming an aqueous detergent slurry; b) spray drying the aqueous detergent slurry to form a plurality of spray-dried detergent particles; c) forming an emulsion comprising a polymer; and d) adding the emulsion from step c) to at least a portion of the plurality of spray-dried detergent particles.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: December 27, 2016
    Assignee: The Procter & Gamble Company
    Inventors: Hossam Hassan Tantawy, Sabrina Beatrice Danielle Gault, Andrew Brian Greenaway Patton, Adam Porter, Stephen John Walker, Hossein Ahmadian
  • Patent number: 9528080
    Abstract: A process of making a granular detergent composition comprising the steps of: a) forming an aqueous detergent slurry; b) spray drying the aqueous detergent slurry to form a plurality of spray-dried detergent particles; c) forming an emulsion comprising a surfactant; and d) adding the emulsion from step c) to at least a portion of the plurality of spray-dried detergent particles.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: December 27, 2016
    Assignee: The Procter & Gamble Company
    Inventors: Hossam Hassan Tantawy, Sabrina Beatrice Danielle Gault, Andrew Brian Greenaway Patton, Adam Porter, Stephen John Walker, Hossein Ahmadian
  • Publication number: 20160289604
    Abstract: The present invention relates to a spray-dried laundry base detergent particle comprising: (a) from 8 wt % to 35 wt % detersive surfactant; (b) from 56 wt % to 91.49 wt % sulphate salt; (c) from 0.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Jose Rodel Mabilangan CARAGAY, Eric San Jose ROBLES
  • Publication number: 20160289608
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Paul Anthony GOULD, William Alexander CAUFIELD
  • Publication number: 20160289609
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.1 wt % to 5 wt % polymer particle comprising: (i) from 70 wt % to 90 wt % co-polymer, wherein the co-polymer comprises: (i.i) from 50 to less than 98 wt % structural units derived from one or more monomers comprising carboxyl groups; (i.ii) from 1 to less than 49 wt % structural units derived from one or more monomers comprising sulfonate moieties; and (i.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Paul Anthony GOULD, William Alexander CAUFIELD
  • Publication number: 20160289610
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.1 wt % to 5 wt % polymer particle comprising: (i) from 70 wt % to 90 wt % co-polymer, wherein the co-polymer comprises: (i.i) from 50 to less than 98 wt % structural units derived from one or more monomers comprising carboxyl groups; (i.ii) from 1 to less than 49 wt % structural units derived from one or more monomers comprising sulfonate moieties; and (i.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 6, 2016
    Inventors: Jill Robyn DORGAN, Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Anthony MCMEEKIN, Paul Anthony GOULD, William Alexander CAUFIELD, Laura Judith SMALLEY, Michael Richard IRVINE
  • Publication number: 20160289597
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.1 wt % to 5 wt % polymer particle comprising: (i) from 70 wt % to 90 wt % co-polymer, wherein the co-polymer comprises: (i.i) from 50 to less than 98 wt % structural units derived from one or more monomers comprising carboxyl groups; (i.ii) from 1 to less than 49 wt % structural units derived from one or more monomers comprising sulfonate moieties; and (i.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Paul Anthony GOULD
  • Publication number: 20160289612
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.1 wt % to 5 wt % hueing agent particle comprising: (i) from 2 wt % to 10 wt % hueing agent, wherein the hueing agent has the following structure: wherein the index values x and y are independently selected from 1 to 10; and (ii) from 60 wt % to 98 wt % clay; and (b) from 35 wt % to 80 wt % spray-dried particle comprising: (a) from 8 wt % to 24 wt % alkyl benzene sulphonate anionic detersive surfactant; (b) from 5 w % to 18 wt % silicate salt; (c) from 0 wt % to 10 wt % sodium carbonate; and (d) from 0 wt % to 5 wt % carboxylate polymer.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Paul Anthony GOULD, William Alexander CAUFIELD, Laura Judith SMALLEY, Michael Richard IRVINE
  • Publication number: 20160289616
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) 35 wt % to 80 wt % spray-dried particle; (b) from 1 wt % to 30 wt % LAS particle; and (c) from 0.5 wt % to 20 wt % AES particle.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Alan Thomas BROOKER, Carly PICKERING, Paul Anthony GOULD
  • Publication number: 20160289600
    Abstract: The present invention relates to a solid free-flowing particulate laundry detergent composition comprising: (a) from 0.1 wt % to 15 wt % polymer particle comprising: (i) from 70 wt % to 90 wt % co-polymer, wherein the co-polymer comprises: (i.i) from 50 to less than 98 wt % structural units derived from one or more monomers comprising carboxyl groups; (i.ii) from 1 to less than 49 wt % structural units derived from one or more monomers comprising sulfonate moieties; and (i.
    Type: Application
    Filed: March 30, 2016
    Publication date: October 6, 2016
    Inventors: Hossam Hassan TANTAWY, Adam PORTER, Andre CHIEFFI, Jill Robyn DORGAN, Anthony MCMEEKIN, Alan Thomas BROOKER, Carly PICKERING, Paul Anthony GOULD
  • Patent number: 9121001
    Abstract: The present invention is to a laundry detergent powder comprising: (i) from 20 to 80 wt % of a first particle comprising less than 55 wt % sulphate, anionic detersive surfactant, and having a bulk density of from 300 g/l to 1100 g/l: and (ii) from 20 to 80 wt % of a second particle comprising at least 55 wt % sulphate and, having a bulk density of from 350 g/l to 600 g/l, and a process to making the laundry detergent powder.
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: September 1, 2015
    Assignee: The Procter & Gamble Company
    Inventors: Hossam Hassan Tantawy, Andres Arturo Martinez-Guzman, Nigel Patrick Somerville-Roberts, Alan Thomas Brooker, David James Parmley, Victor Stuart Reid, Colin Ure, Carly Pickering