Patents by Inventor Douglas Currie

Douglas Currie 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).

  • Inline vaporizer
    Publication number: 20070137646
    Abstract: An inline vaporizer disposed in a carrier gas line vaporizes a fluid and adds such vaporized fluid to a carrier gas that flows within the carrier gas line. The vaporizer includes a reservoir or wick that transfers a fluid to a vaporizing element that is adjacent to the reservoir or wick. The vaporizer releases a vapor into the carrier gas line so that the carrier gas flows past the vaporizer to form a vapor and carrier gas mixture.
    Type: Application
    Filed: November 30, 2006
    Publication date: June 21, 2007
    Inventors: Lawrence Weinstein, Norman Tiffin, Tuan Tran, Drew Sunstein, Douglas Currie, David Roche
  • Vulcanizable elastomeric compositions
    Patent number: 4020039
    Abstract: Improved vulcanizable elastomeric compositions are provided which contain a vulcanization co-agent, the improvements being found in, separately or in combination, the scorch time and compression set and in the stress-strain and aging properties of the vulcanizates thereof.
    Type: Grant
    Filed: February 28, 1975
    Date of Patent: April 26, 1977
    Assignee: Polysar Limited
    Inventors: John Robert Dunn, Douglas Currie Coulthard