Patents by Inventor Al Willis J. Bourquin

Al Willis J. Bourquin 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).

  • Biodegradation of aliphatic chloroethylene compounds
    Patent number: 5071755
    Abstract: A method of degrading halogenated aliphatic hydrocarbons is disclosed comprising incubating microorganisms capable of degrading halogenated aliphatic hydrocarbons by an aromatic degradative pathway together with the halogenated aliphatic hydrocarbons under conditions such that said aromatic degradative pathway is active.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: December 10, 1991
    Assignees: Ecova Corporation, The United States of America as represented by the Administrator of the Environmental Protection Agency
    Inventors: Michael J. K. Nelson, Al Willis J. Bourquin, Parmely H. Pritchard