Patents by Inventor Dawn Houghton

Dawn Houghton 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).

  • Sponge-like pad comprising paper layers and method of manufacture
    Patent number: 7799968
    Abstract: A sponge-like pad used for cleaning and other wiping and polishing applications is disclosed. The sponge-like pad is made from a plurality of textured paper webs attached together at selected locations. The paper web can be, for instance, a highly textured throughdried paper web containing high-yield fibers and a wet strength agent. In one embodiment, the stacked plies can be contained within a cover material that is liquid pervious. The sponge-like product of the present invention can be used alone or it can be incorporated into a cleaning tool, such as a mop.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: September 21, 2010
    Inventors: Fung-Jou Chen, Julie Bednarz, Jeff Lindsay, Dawn Houghton, Leslie Taneri, Tammy Balzar, Peiguang Zhou
  • Assessment method
    Patent number: 7615677
    Abstract: A method of assessing the viability of a cell comprises incubating the cell in a culture medium. The culture medium includes a plurality of amino acids and the change in concentration in the medium of at least one amino acid is determined.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: November 10, 2009
    Assignee: Novocellus Limited
    Inventors: Henry John Leese, Franchesca Dawn Houghton, Peter Gordon Humpherson
  • ASSESSMENT METHOD
    Publication number: 20080145888
    Abstract: A method of assessing the viability of a cell comprises incubating the cell in a culture medium. The culture medium includes a plurality of amino acids and the change in concentration in the medium of at least one amino acid is determined.
    Type: Application
    Filed: January 31, 2007
    Publication date: June 19, 2008
    Inventors: Henry John Leese, Franchesca Dawn Houghton, Peter Gordon Humpherson
  • Assessment method
    Patent number: 7202395
    Abstract: A method of assessing the viability of a cell comprises incubating the cell in a culture medium. The culture medium includes a plurality of amino acids and the change in concentration in the medium of at least one amino acid is determined.
    Type: Grant
    Filed: January 19, 2001
    Date of Patent: April 10, 2007
    Assignee: The University of York
    Inventors: Henry John Leese, Francesca Dawn Houghton, Peter Gordon Humpherson
  • Disposable and reusable pouf products
    Publication number: 20050031833
    Abstract: The present invention is a poufable product that is capable of being converted into a pouf product. The poufable product is comprised of at least one flat ply of flexible sheet material having at least one side edge and at least one cord. The cord engages at least one ply of the flexible sheet material such that the flexible sheet material is capable of bunching on or about the cord.
    Type: Application
    Filed: August 4, 2003
    Publication date: February 10, 2005
    Inventors: Rebecca Dilnik, Dawn Houghton, Tammy Balzar, Pamela Thompson, Mary Holt
  • Sponge-like pad comprising paper layers and method of manufacture
    Publication number: 20030135181
    Abstract: A sponge-like pad used for cleaning and other wiping and polishing applications is disclosed. The sponge-like pad is made from a plurality of textured paper webs attached together at selected locations. The paper web can be, for instance, a highly textured throughdried paper web containing high-yield fibers and a wet strength agent. In one embodiment, the stacked plies can be contained within a cover material that is liquid pervious. The sponge-like product of the present invention can be used alone or it can be incorporated into a cleaning tool, such as a mop.
    Type: Application
    Filed: December 21, 2001
    Publication date: July 17, 2003
    Applicant: Kimberly-Clark Worldwide, Inc.
    Inventors: Fung-Jou Chen, Julie Bednarz, Jeff Lindsay, Dawn Houghton, Leslie Taneri, Tammy Balzar, Peiguang Zhou
  • Assessment method
    Publication number: 20030091977
    Abstract: A method of assessing the viability of a cell comprises incubating the cell in a culture medium. The culture medium includes a plurality of amino acids and the change in concentration in the medium of at least one amino acid is determined.
    Type: Application
    Filed: October 21, 2002
    Publication date: May 15, 2003
    Inventors: Henry John Leese, Franchesca Dawn Houghton, Peter Gordon Humpherson