Patents by Inventor John Steward

John Steward 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).

  • Water-Soluble Multi-Layer Materials, Articles Made Therefrom, and Methods of Making and Using the Same
    Publication number: 20110312241
    Abstract: Water-soluble, multi-layer materials and articles made from the materials are disclosed. Methods of making and using water-soluble, multi-layer materials and articles are also disclosed.
    Type: Application
    Filed: November 17, 2009
    Publication date: December 22, 2011
    Inventors: Ming Tang, Haisu Fang, John Steward
  • Water-soluble glove liners and composite gloves containing the same
    Publication number: 20080005827
    Abstract: Water-soluble glove liners and methods of making, using and disposing of the water-soluble glove liners are disclosed.
    Type: Application
    Filed: January 12, 2006
    Publication date: January 10, 2008
    Inventor: John Steward
  • Methods of using scrubs formed from water-soluble polymeric material
    Publication number: 20050235391
    Abstract: Water-soluble products and methods of making and using water-soluble products are disclosed.
    Type: Application
    Filed: June 13, 2005
    Publication date: October 27, 2005
    Inventors: Joan Jones, John Steward
  • Strippable PVA coatings and methods of making and using the same
    Publication number: 20050061357
    Abstract: Strippable polyvinyl alcohol (PVA) coatings and methods of making, using and disposing of strippable PVA coatings are disclosed.
    Type: Application
    Filed: September 22, 2004
    Publication date: March 24, 2005
    Inventors: John Steward, Jordan Johnston
  • Water-soluble articles and methods of making and using the same
    Publication number: 20050050608
    Abstract: Water-soluble articles and methods of making, using and disposing of the water-soluble articles are disclosed.
    Type: Application
    Filed: September 8, 2003
    Publication date: March 10, 2005
    Inventors: Joan Jones, John Steward
  • Polyvinyl alcohol filter media
    Publication number: 20040192135
    Abstract: Filters comprising water-soluble polyvinyl alcohol material are disclosed. Methods of making and using filters formed from water-soluble polyvinyl alcohol material are also disclosed.
    Type: Application
    Filed: December 24, 2003
    Publication date: September 30, 2004
    Inventors: Baosheng Lee, John Steward, Jordan M. Johnston, Youzhen Ding