Patents by Inventor Michele Doreen Haffner

Michele Doreen Haffner 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).

  • NOx treated mixed metal oxide catalyst
    Publication number: 20020183547
    Abstract: A catalyst comprising a mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.
    Type: Application
    Filed: April 4, 2002
    Publication date: December 5, 2002
    Inventors: Anne Mae Gaffney, Michele Doreen Haffner, Ruozhi Song