Patents by Inventor Marco Demurtas

Marco Demurtas 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: 11896695
    Abstract: According to the present invention there is provided composition in the form of an oil-in-water emulsion having a viscosity of between 15,000 cP (15 Pa-s) and 45,000 cP (45 Pa-s) at 23° C., having a pH of between 2 and 6 and comprising: (i) at least 1.6 wt. % of at least one cross-linked anionic polyelectrolyte resulting from the polymerisation of partially or completely salified 2-methyl 2-[(1-oxo 2-propenyl)amino]1-propane sulfonic acid, with at least one neutral monomer chosen from the N,N-dialkyl acrylamides, wherein each of the alkyl groups comprises between one and four carbon atoms, and at least one monomer of formula (B): wherein R represents a linear or branched alkyl radical comprising eight to twenty carbon atoms and n represents a number greater than or equal to one and less than or equal to twenty, in the presence of at least one cross-linking agent; (ii) at least 4 wt. % of at least one polysorbate; (iii) at least 0.1 wt. % of at least one polysaccharide gum; and (iv) between 6 wt. % and 30 wt.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: February 13, 2024
    Assignee: THE BOOTS COMPANY PLC
    Inventors: Jake Thomas Hicks, Marco Demurtas, Christopher John Elms, Paul James Tomlinson, Michael David Bell
  • Publication number: 20220273534
    Abstract: Described is a liquid oral care composition that includes an antihalitosis agent including chlorhexidine or a salt thereof and a buffering agent including a pH buffer having at least three hydroxyl groups, such as tromethamine.
    Type: Application
    Filed: July 15, 2020
    Publication date: September 1, 2022
    Inventors: Andrea Zanardi, Cleo Fabbro Guaetta, Elena Gelfi, Marco Demurtas
  • Publication number: 20210161781
    Abstract: According to the present invention there is provided composition in the form of an oil-in-water emulsion having a viscosity of between 15,000 cP (15 Pa-s) and 45,000 cP (45 Pa-s) at 23° C., having a pH of between 2 and 6 and comprising: (i) at least 1.6 wt. % of at least one cross-linked anionic polyelectrolyte resulting from the polymerisation of partially or completely salified 2-methyl 2-[(1-oxo 2-propenyl)amino]1-propane sulfonic acid, with at least one neutral monomer chosen from the N,N-dialkyl acrylamides, wherein each of the alkyl groups comprises between one and four carbon atoms, and at least one monomer of formula (B): wherein R represents a linear or branched alkyl radical comprising eight to twenty carbon atoms and n represents a number greater than or equal to one and less than or equal to twenty, in the presence of at least one cross-linking agent; (ii) at least 4 wt. % of at least one polysorbate; (iii) at least 0.1 wt. % of at least one polysaccharide gum; and (iv) between 6 wt. % and 30 wt.
    Type: Application
    Filed: August 5, 2019
    Publication date: June 3, 2021
    Inventors: Jake Thomas Hicks, Marco Demurtas, Christopher John Elms, Paul James Tomlinson, Michael David Bell