Patents by Inventor Thomas J. Reffle

Thomas J. Reffle 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).

  • METHOD FOR ADHERING ROOFING MEMBRANES
    Publication number: 20110275748
    Abstract: A method for adhering a polyolefin roofing membrane to a roof. The method applies to the polyolefin roofing membrane an adhesive having two components. The first component is a polymer having at least 90 wt % polymerized residues of C1-C18 alkyl (meth)acrylates and C1-C18 dialkylmaleates and having a Tg no greater than ?15° C. The second component is a tackifier having an acid number no greater than 50.
    Type: Application
    Filed: May 5, 2011
    Publication date: November 10, 2011
    Inventors: William B. Griffith, Don Gordon Pierson, Thomas J. Reffle