Patents by Inventor Gunnard Michael Lindquist

Gunnard Michael Lindquist 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).

  • Fine abrasive paper backing material and method of making thereof
    Patent number: 7497884
    Abstract: In one embodiment is provided a method of making an abrasive backing having a smooth surface comprising the steps of providing a paper having a first paper surface and a second paper surface; applying a first synthetic polymeric layer comprising a first synthetic polymeric composition to the first paper surface; and applying a second synthetic polymeric layer comprising a second synthetic polymeric composition to the first synthetic polymeric layer. The method is used to prepare fine abrasive backings having a smooth exterior surface for preparation of fine abrasive papers.
    Type: Grant
    Filed: December 30, 2004
    Date of Patent: March 3, 2009
    Assignee: Neenah Paper, Inc.
    Inventors: Gunnard Michael Lindquist, Stella May Boyak