Patents by Inventor Kenneth W. Cullings

Kenneth W. Cullings 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).

  • Methods for purifying enzymes for mycoremediation
    Patent number: 8759057
    Abstract: A process for purifying laccase from an ectomycorrhizal fruiting body is disclosed. The process includes steps of homogenization, sonication, centrifugation, filtration, affinity chromatography, ion exchange chromatography, and gel filtration. Purified laccase can also be separated into isomers.
    Type: Grant
    Filed: April 1, 2013
    Date of Patent: June 24, 2014
    Assignee: The United States of America as Represented by the Administrator of the National Aeronautics & Space Administration (NASA)
    Inventors: Kenneth W. Cullings, Julia C. DeSimone, Chad D. Paavola