Patents by Inventor Sara Sutton Williard

Sara Sutton Williard 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: 7677256
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: March 16, 2010
    Assignee: R.J. Reynolds Tobacco Company
    Inventors: Paul Stuart Chapman, Sara Sutton Williard, Charles Ray Ashcraft, James Herbert Ellis, Jr., James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Jr., Mark Stuart Powell
  • Patent number: 7237559
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer. For a representative wrapping material, a pattern of applied to the wire side major surface of the wrapping material substrate as a plurality of layers, and at least one of the layers includes ethylcellulose and calcium carbonate. For that layer, the calcium carbonate is present in an amount greater than the ethylcellulose, on a weight basis.
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: July 3, 2007
    Assignee: R.J. Reynolds Tobacco Company
    Inventors: Charles Ray Ashcraft, James Herbert Ellis, Jr., James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Jr., Don Hayes White, Sara Sutton Williard, Paul Stuart Chapman, Mark Stuart Powell
  • Patent number: 6976493
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer.
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: December 20, 2005
    Assignee: R.J. Reynolds Tobacco Company
    Inventors: Paul Stuart Chapman, Sara Sutton Williard, Charles Ray Ashcraft, James Herbert Ellis, Jr., James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Jr., Mark Stuart Powell
  • Patent number: 6929013
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer.
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: August 16, 2005
    Assignee: R. J. Reynolds Tobacco Company
    Inventors: Charles Ray Ashcraft, James Herbert Ellis, Jr., James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Jr., Don Hayes White, Sara Sutton Williard, Paul Stuart Chapman, Mark Stuart Powell
  • Publication number: 20040099279
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer.
    Type: Application
    Filed: November 25, 2002
    Publication date: May 27, 2004
    Inventors: Paul Stuart Chapman, Sara Sutton Williard, Charles Ray Ashcraft, James Herbert Ellis, James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Mark Stuart Powell
  • Publication number: 20030131860
    Abstract: Smokable rods of cigarettes are manufactured using wrapping materials that incorporate at least one fibrous material (e.g., flax fibers, hardwood pulp fibers and/or softwood pulp fibers) at least one filler material (e.g., calcium carbonate in particulate form). The wrapping materials possess multi-layer coatings. The wrapping materials possess coatings in the form of series of spaced apart bands, each band possessing a series of layers. At least one of the coating layers can have a filler material dispersed or suspended within a film-forming material of that layer.
    Type: Application
    Filed: November 25, 2002
    Publication date: July 17, 2003
    Inventors: Charles Ray Ashcraft, James Herbert Ellis, James Ray Hutchens, Gregory Scott Pierce, John Joseph Tomel, Don Hayes White, Sara Sutton Williard, Paul Stuart Chapman, Mark Stuart Powell