Patents by Inventor Andres Arturo Martinez-Guzman

Andres Arturo Martinez-Guzman 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).

  • Laundry detergent compositions
    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
  • Spray-dried detergent powder
    Patent number: 8906842
    Abstract: The present invention is a spray-dried powder comprising: (i) from 20 to 80 wt % of a first spray-dried particle comprising less than 5 wt % sulphate, anionic detersive surfactant and having a bulk density of from 300 g/l to 450 g/l: and (ii) from 20 to 80 wt % of a second spray-dried particle comprising at least 45 wt % sulphate, 0 wt % to 15 wt % anionic detersive surfactant, and having a bulk density of from 350 g/l to 700 g/l.
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: December 9, 2014
    Assignee: The Procter & Gamble Company
    Inventors: Hossam Hassan Tantawy, Andres Arturo Martinez-Guzman, Andre-Brian Greenaway Patton, Adam Porter
  • Method for making a particle comprising micronised sulphate
    Patent number: 8802615
    Abstract: A process for making a particle comprising at least 45 wt % sulphate, from 0 wt % to 15 wt % anionic detersive surfactant, and having a bulk density of from 350 g/l to 700 g/l, comprising the steps of; (a) preparing an aqueous slurry comprising sulphate, and optionally detersive surfactant; (b) drying the particle; and wherein the sulphate added to the aqueous slurry has a volume average particle size of from 10 micrometers to 50 micrometers.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: August 12, 2014
    Assignee: The Procter & Gamble Company
    Inventors: Andres Arturo Martinez-Guzman, Adam Porter, Hossam Hassan Tantawy, Nigel Patrick Somerville-Roberts, Alan Thomas Brooker
  • SPRAY-DRIED DETERGENT POWDER
    Publication number: 20130324452
    Abstract: The present invention is a spray-dried powder comprising: (i) from 20 to 80 wt % of a first spray-dried particle comprising less than 5 wt % sulphate, anionic detersive surfactant and having a bulk density of from 300 g/l to 450 g/l: and (ii) from 20 to 80 wt % of a second spray-dried particle comprising at least 45 wt % sulphate, 0 wt % to 15 wt % anionic detersive surfactant, and having a bulk density of from 350 g/l to 700 g/l.
    Type: Application
    Filed: May 21, 2013
    Publication date: December 5, 2013
    Applicant: The procter & Gamble Company
    Inventors: Hossam Hassan TANTAWY, Andres Arturo Martinez-Guzman, Andre-Brian Greenaway PATTON, Adam PORTER
  • LAUNDRY DETERGENT COMPOSITIONS
    Publication number: 20130324454
    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: Application
    Filed: May 30, 2013
    Publication date: December 5, 2013
    Applicant: 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
  • METHOD FOR MAKING A PARTICLE COMPRISING SULPHATE
    Publication number: 20130324453
    Abstract: A process for making a particle comprising at least 45 wt % sulphate, from 0 wt % to 15 wt % anionic detersive surfactant, and having a bulk density of from 350 g/l to 700 g/l, comprising the steps of; (a) preparing an aqueous slurry comprising sulphate, and optionally detersive surfactant; (b) drying the particle; and wherein the sulphate added to the aqueous slurry has a volume average particle size of from 10 micrometers to 50 micrometers.
    Type: Application
    Filed: February 20, 2013
    Publication date: December 5, 2013
    Applicant: THE PROCTER & GAMBLE COMPANY
    Inventors: Andres Arturo MARTINEZ-GUZMAN, Adam PORTER, Hossam Hassan TANTAWY, Nigel Patrick SOMERVILLE-ROBERTS, Alan Thomas BROOKER