Patents by Inventor Philip Leeming

Philip Leeming 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).

  • Compounds and compositions for use as foaming or frothing agents in ore and coal flotation
    Publication number: 20060239876
    Abstract: Compounds of formula (I) wherein R1 and R2 are each independently C1-C2 alkyl, and m is 1, 2, 3, 4, or 5 and compositions of formula (II) wherein R1 and R2 are each independently C1-C4 alkyl, and n is an integer >_0 and wherein the average molar value of n for the total of the compounds of formula (II) in said composition is in the range of (1) to (3) and methods for production thereof.
    Type: Application
    Filed: December 9, 2003
    Publication date: October 26, 2006
    Applicant: Huntsman Corporation Australia Pty Ltd
    Inventors: Philip Leeming, Stewart Knight, Salvatore Lazzaro, Jeffrey Aston, David Parris