Patents by Inventor Phillip Cotrell

Phillip Cotrell 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: 10265257
    Abstract: An aqueous shear-thinning personal care composition comprising: (a) at least 3 wt % of a sulfonate compound of general formula where R1 represents a C8-22 alkyl group alkyl group; R2 represents a C1-4 alkyl group; each of R3, R4 and R5 independently represents a hydrogen atom or a C1-4 alkyl group; and M+ represents a sodium or potassium cation; (b) at least 3 wt % of an amphoteric or zwitterionic surfactant; (c) at least 10 wt % of water; and (d) at least 0.5 wt % of an additional component in the form of particles or droplets suspended in the composition. The composition is stable in an aqueous environment and can be formulated with a wide range of additional components.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: April 23, 2019
    Assignee: Innospec Limited
    Inventor: Phillip Cotrell
  • Publication number: 20100291010
    Abstract: A novel ester of an optionally substituted aromatic acid (for example benzoic acid) and a branched C13 primary alcohol is suitable for use in providing improved cosmetic and personal care compositions including sunscreen, antiperspirant and deodorant compositions.
    Type: Application
    Filed: December 23, 2008
    Publication date: November 18, 2010
    Applicant: INNOSPEC LIMITED
    Inventors: Samad Syed, Phillip Cotrell
  • Publication number: 20060135627
    Abstract: An aqueous structured surfactant composition, contains water, one or more anionic surfactants, and one or more amine oxides, and exhibits shear-thinning viscosity, is capable of suspending water insoluble or partially water soluble components, and uses a low relative amount of structuring agent and/or surfactant.
    Type: Application
    Filed: August 17, 2005
    Publication date: June 22, 2006
    Inventors: Seren Frantz, Bharathy Sridhar, Stewart Warburton, Phillip Cotrell