Patents by Inventor Ernest Weatherley Macaulay

Ernest Weatherley Macaulay 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).

  • Separating multi-phase personal wash composition in a transparent or translucent package
    Patent number: 6429177
    Abstract: The invention provides a single chamber transparent or translucent package and personal product composition where when standing, the product forms 2 or more visibly distinct phases and, when agitated, the composition forms a visible single phase.
    Type: Grant
    Filed: August 22, 2000
    Date of Patent: August 6, 2002
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Jason Richard Williams, Ernest Weatherley Macaulay, Michael Paul Aronson, Michael Massaro, Tom Salmon
  • Liquid sunscreen compositions which both deposit and lather well
    Patent number: 6399045
    Abstract: The present invention teaches liquid sunscreen compositions in which level of surfactant is higher than level at which the sunscreen component(s) are still soluble in the surfactant in which they are used; and which comprise minimal levels of cationic polymer. Combination of cationic polymer (especially preferred surfactants and at minimum levels) and minimal levels of sunscreen lead to compositions with minimal levels of deposition and minimal SPF. Further, the compositions also maintain good lather.
    Type: Grant
    Filed: March 10, 2000
    Date of Patent: June 4, 2002
    Assignee: Unilever Home & Personal Care USA a division of Conopco, Inc.
    Inventors: Leslie Jo Morgan, Sudhakar Puvvada, Liang Sheng Tsaur, Michael Paul Aronson, Andrew Lam, Shiji Shen, Ernest Weatherley Macaulay
  • Personal washing compositions
    Patent number: 6362146
    Abstract: A personal washing composition containing a) surfactant selected from anionic, nonionic, zwitterionic and cationic surfactants, soaps and mixes thereof; b) polymeric deposition aid; c) encapsulated sunscreen.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: March 26, 2002
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventor: Ernest Weatherley Macaulay