Patents by Inventor Mark McNamara

Mark McNamara 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).

  • Refining of used oils
    Patent number: 9828558
    Abstract: The invention relates to a method for refining a feed oil having contaminants therein. In the method, the feed oil is exposed to reducing conditions at elevated temperature and pressure so as to reduce at least some of said contaminants. The resulting oil is then degassed under reduced pressure under non-oxidizing conditions and the resulting oil extracted with water so as to produce a refined oil.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: November 28, 2017
    Assignee: Hydrodec Development Corporation Pty Ltd
    Inventors: Mark McNamara, Gordon Chung, Yong Feng Wang, Michael Lucas, William Hand
  • Refining of Used Oils
    Publication number: 20160208178
    Abstract: The invention relates to a method for refining a feed oil having contaminants therein. In the method, the feed oil is exposed to reducing conditions at elevated temperature and pressure so as to reduce at least some of said contaminants. The resulting oil is then degassed under reduced pressure under non-oxidising conditions and the resulting oil extracted with water so as to produce a refined oil.
    Type: Application
    Filed: July 2, 2014
    Publication date: July 21, 2016
    Inventors: Mark McNamara, Gordon Chung, Yong Feng Wang, Michael Lucas, William Hand
  • Insecticide refill device
    Patent number: D574056
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: July 29, 2008
    Assignee: Reckitt Benckiser (Australia) Pty Limited
    Inventors: Mark McNamara, Benjamin Hindle, Jurg Bartholdi, Daniel Craven, Graeme Bruce Smith, Graham Norman Duell, Kon Wong