Patents by Inventor Heather D. Dettman

Heather D. Dettman 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).

  • Petroleum bioconversion of organic acids to prevent refinery corrosion
    Patent number: 8980620
    Abstract: The present invention relates to the use of microorganisms (biocatalysts), or catalysts derived from these organisms (enzymes), to improve the quality of crude oil and bitumen as an attractive alternative to current upgrading methods. The invention identifies and characterizes the microorganism species, in particular, N. muscorum (UTEX 2209) and Kocuria rhizophilia (ATCC533), that have the capability to biochemically convert organic acids into chemical species that do not possess corrosive properties.
    Type: Grant
    Filed: April 24, 2009
    Date of Patent: March 17, 2015
    Assignee: Her Majesty the Queen in Right of Canada as Represented by the Minister of Natural Resources
    Inventors: Heather D. Dettman, Ryan Lister, Louis D. Heerze
  • PETROLEUM BIOCONVERSION OF ORGANIC ACIDS TO PREVENT REFINERY CORROSION
    Publication number: 20120034683
    Abstract: The present invention relates to the use of microorganisms (biocatalysts), or catalysts derived from these organisms (enzymes), to improve the quality of crude oil and bitumen as an attractive alternative to current upgrading methods. The invention identifies and characterizes the microorganism species, in particular, N. muscorum (UTEX 2209) and Kocuria rhizophilia (ATCC533), that have the capability to biochemically convert organic acids into chemical species that do not possess corrosive properties.
    Type: Application
    Filed: April 24, 2009
    Publication date: February 9, 2012
    Applicant: Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources
    Inventors: Heather D. Dettman, Ryan Lister, Louis D. Heerze