Patents by Inventor Dian E. Roberts

Dian E. Roberts 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).

  • Publication number: 20080226653
    Abstract: The present invention relates generally to the field of hyperglycemia-induced complications. More particularly, it concerns methods and compositions for the treatment and prevention of microvascular complications associated with diabetes. In one embodiment, the present invention provides a method of inhibiting hyperglycemia-induced platelet activation in a subject by administering to the subject an effective amount of a TRPC6 inhibitor.
    Type: Application
    Filed: October 19, 2007
    Publication date: September 18, 2008
    Applicant: THE UNIVERSITY OF MANITOBA
    Inventors: Ratna Bose, Diane E. Roberts
  • Patent number: 5232581
    Abstract: Collector compositions for use in froth flotation processes for the beneficiation of gold, silver and platinum group values from base metal ores are disclosed. The collector compositions comprise at least one dithiophosphate compound of the formula: ##STR1## and at least one allylalkylthionocarbamate of the formula: ##STR2## wherein each R is, individually, a C.sub.2 -C.sub.8 alkyl radical. The use of the collector combination provides excellent selective recovery of the gold, silver and platinum group metal values into froth flotation processes conducted under neutral to alkaline conditions.
    Type: Grant
    Filed: May 4, 1992
    Date of Patent: August 3, 1993
    Assignee: American Cyanamid Company
    Inventors: Dian E. Roberts, Robert J. Jackson, Alexander S. Lambert