Patents by Inventor Stephen Tonge

Stephen Tonge 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).

  • HYDROPHOBICALLY ASSOCIATING POLYMER COUNTER ION PAIR COMPLEXES
    Publication number: 20220273562
    Abstract: There is provided inter alia a composition comprising a lipid and a hydrophobically associating charged polymer, wherein the polymer is paired with an oppositely charged counter ion bearing a hydrophobic substituent.
    Type: Application
    Filed: July 3, 2020
    Publication date: September 1, 2022
    Inventor: Stephen TONGE
  • COMPOSITIONS COMPRISING MACROMOLECULAR ASSEMBLIES OF LIPID AND SURFACTANT
    Publication number: 20170367973
    Abstract: A composition comprising lipid and surfactant, characterised in that the surfactant has an HLB number of less than 20 and in that the lipid and surfactant are in the form of macromolecular assemblies of less than 10 nm in diameter.
    Type: Application
    Filed: July 6, 2017
    Publication date: December 28, 2017
    Inventors: Stephen TONGE, Andrew HARPER
  • COMPOSITIONS COMPRISING MACROMOLECULAR ASSEMBLIES OF LIPID AND SURFACTANT
    Publication number: 20160022569
    Abstract: A composition comprising lipid and surfactant, characterised in that the surfactant has an HLB number of less than 20 and in that the lipid and surfactant are in the form of macromolecular assemblies of less than 10 nm in diameter.
    Type: Application
    Filed: August 6, 2015
    Publication date: January 28, 2016
    Inventors: Stephen TONGE, Andrew HARPER
  • Compositions comprising a lipid and copolymer of styrene and maleic acid
    Patent number: 8623414
    Abstract: A composition comprising a lipid and copolymer of styrene and maleic acid, wherein the copolymer of styrene and maleic acid is non-alternating, and wherein the polymer and lipid are in the form of macromolecular assemblies.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: January 7, 2014
    Assignee: Malvren Cosmeceutics Limited
    Inventor: Stephen Tonge
  • FORMULATIONS
    Publication number: 20120189677
    Abstract: A formulation comprising botulinum toxin (BT), lipid and surfactant, characterised in that the lipid and surfactant are in the form of macromolecular assemblies of less than 100 nm in diameter. The surfactant may have an HLB number of less than 20.
    Type: Application
    Filed: January 20, 2012
    Publication date: July 26, 2012
    Inventors: Stephen TONGE, Andrew HARPER
  • COMPOSITIONS COMPRISING MACROMOLECULAR ASSEMBLIES OF LIPID AND SURFACTANT
    Publication number: 20100062067
    Abstract: A composition comprising lipid and surfactant, characterised in that the lipid and surfactant are in the form of macromolecular assemblies of less than 100 nm in diameter. The surfactant can have a HLB number of less than 20, or be an ether or ester surfactant, or be ionic.
    Type: Application
    Filed: November 29, 2007
    Publication date: March 11, 2010
    Applicant: MALVERN COSMECEUTICS LIMITED
    Inventors: Stephen Tonge, Andrew Harper
  • Compositions comprising a lipid and copolymer of styrene and maleic acid
    Publication number: 20090155375
    Abstract: A composition comprising a lipid and copolymer of styrene and maleic acid, wherein the copolymer of styrene and maleic acid is non-alternating, and wherein the polymer and lipid are in the form of macromolecular assemblies.
    Type: Application
    Filed: May 31, 2006
    Publication date: June 18, 2009
    Inventor: Stephen Tonge