Patents by Inventor Robert Gillette Geer

Robert Gillette Geer 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).

  • Patent number: 5732718
    Abstract: Disclosed is a filter for tobacco smoke composed of at least one layer of a wet-formed absorbent fibrous nonwoven composite structure containing: 1) from about 30 to about 65 percent, by weight, of pulp fibers forming a matrix having a first exterior surface and a second exterior surface; and 2) about 35 to about 70 percent, by weight, of activated carbon integrated into the matrix of pulp fibers such that the concentration of activated carbon adjacent the first exterior surface is at least about 60 percent, as determined by optical image analysis, and the concentration of activated carbon adjacent the second exterior surface is less than about 40 percent, as determined by optical image analysis, so that the filter is adapted to selectively reduce the C.sub.3 -C.sub.4 carbonyl component of conventional tobacco smoke at least about 25 percent more than a conventional cellulose acetate filter for an identical tobacco smoke. Also disclosed is a method of making the filter.
    Type: Grant
    Filed: August 23, 1994
    Date of Patent: March 31, 1998
    Assignee: Schweitzer-Mauduit International, Inc.
    Inventors: Annmarie Veronica Douglas, Robert Gillette Geer, Benji Dawn Morgan
  • Patent number: 5669900
    Abstract: A loop material for a hook and loop fastening system composed of: 1) a backing material; and 2) a layer of a nonwoven spunbond web attached to the backing material, the nonwoven spunbond web comprising a plurality of continuous intertwined filaments, each having a diameter of about 25 to about 100 microns, the plurality of filaments laid randomly to define a plurality of intertwined loop springs, each having a diameter of about 0.5 to about 3 millimeters.
    Type: Grant
    Filed: November 3, 1994
    Date of Patent: September 23, 1997
    Assignee: Kimberly-Clark Worldwide, Inc.
    Inventors: Edward Paul Bullwinkel, Leon Eugene Chambers, Jr., Robert Gillette Geer, Jay Sheldon Shultz