Patents by Inventor Angela Marie Johnson

Angela Marie Johnson 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).

  • Biocidal Systems and Methods of Use
    Publication number: 20140303045
    Abstract: Systems and methods for controlling microbial growth and/or activity in a gas field fluid or oil field fluid are provided, comprising: a) adding a first biocide component to the gas field fluid or oil field fluid in an amount effective to control microbial growth and/or activity; and b) after a delay, adding a second biocide component to the gas field fluid or oil field fluid.
    Type: Application
    Filed: April 4, 2014
    Publication date: October 9, 2014
    Applicant: Kemira Oyj
    Inventors: Scott Campbell, Angela Marie Johnson