Patents by Inventor Joss PREST

Joss PREST 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: 12258544
    Abstract: A process for making a particulate laundry detergent composition, the process includes the steps: (a) contacting water, starch, acid and perfume to form a concentrated aqueous acidic mixture, the concentrated acidic mixture includes: (i) from about 20 wt % to about 60 wt % starch; (ii) from about 10 wt % to about 50 wt % acid; (ii) from about 2 wt % to about 20 wt % perfume; (iv) from 10 wt % to less than about 45 wt % water; the concentrated acidic mixture has a pH of less than about 4.5; (b) subjecting the concentrated acidic mixture to a perfume emulsification step to emulsify the perfume to form an emulsified perfume mixture in fluid form; and (c) spraying the emulsified perfume mixture in fluid form onto base detergent particles so that the emulsified perfume mixture at least partially coats the base detergent particles to form the particulate laundry detergent composition, the base detergent particles include from about 4 wt % to about 60 wt % detersive surfactant.
    Type: Grant
    Filed: January 5, 2023
    Date of Patent: March 25, 2025
    Assignee: The Procter & Gamble Company
    Inventors: Joss Prest, Zoe Dyter, Eric San Jose Robles, Hossam Hassan Tantawy
  • Publication number: 20230145083
    Abstract: A process for making a particulate laundry detergent composition, the process includes the steps: (a) contacting water, starch, acid and perfume to form a concentrated aqueous acidic mixture, the concentrated acidic mixture includes: (i) from about 20 wt % to about 60 wt % starch; (ii) from about 10 wt % to about 50 wt % acid; (ii) from about 2 wt % to about 20 wt % perfume; (iv) from 10 wt % to less than about 45 wt % water; the concentrated acidic mixture has a pH of less than about 4.5; (b) subjecting the concentrated acidic mixture to a perfume emulsification step to emulsify the perfume to form an emulsified perfume mixture in fluid form; and (c) spraying the emulsified perfume mixture in fluid form onto base detergent particles so that the emulsified perfume mixture at least partially coats the base detergent particles to form the particulate laundry detergent composition, the base detergent particles includes from about 4 wt % to about 60 wt % detersive surfactant.
    Type: Application
    Filed: January 5, 2023
    Publication date: May 11, 2023
    Inventors: Joss PREST, Zoe DYTER, Eric San Jose ROBLES, Hossam Hassan TANTAWY