Patents by Inventor Mark Learn

Mark Learn 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).

  • Foamable polyvinyl chloride compound tolerant of high heat conditions
    Publication number: 20050137341
    Abstract: A foamable PVC compound is disclosed. The compound comprises polyvinyl chloride, heat deflection temperature modifier, and optionally, a blowing agent. Conventional additives are optionally present. Profile extruded, foamed articles can be made with the compound.
    Type: Application
    Filed: December 2, 2004
    Publication date: June 23, 2005
    Inventors: Roman Hawrylko, Mark Learn