Patents by Inventor Christopher Derek Paynter

Christopher Derek Paynter 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).

  • INFRARED ABSORBING POLYMER COMPOSITIONS AND FILMS
    Publication number: 20100297417
    Abstract: The disclosure relates to the use of a dehydrated particulate mineral having a d50 of less than or equal to about 0.5 ?m as a filler in combination with a thermoplastic polymer in an infrared absorbing polymer film. The polymer film may be used in greenhouses and the like.
    Type: Application
    Filed: May 27, 2010
    Publication date: November 25, 2010
    Inventors: David James Whiteman, Christopher Derek Paynter, Rudy Antoine Theofiel Longeval
  • Infrared Absorbing Polymer Compositions and Films
    Publication number: 20080303005
    Abstract: The invention provides the use of a dehydrated particulate mineral having a d50 of less than or equal to about 0.5 ?m as a filler in combination with a thermoplastic polymer in an infrared absorbing polymer film. The polymer film may be used in greenhouses and the like.
    Type: Application
    Filed: March 21, 2006
    Publication date: December 11, 2008
    Applicant: IMERYS MINERALS LIMITED
    Inventors: David James Whiteman, Christopher Derek Paynter, Rudy Antoine Theofiel Longeval
  • Porous inorganic particulate material
    Patent number: 6136740
    Abstract: A method of producing a porous inorganic particulate material which comprises treating a particulate aluminosilicate material with a leaching agent which chemically reacts with or solubilizes aluminum and thereby leaches aluminum from the aluminosilicate material, wherein the particulate aluminosilicate material is a particulate hydrous aluminosilicate material which has been flash calcined.
    Type: Grant
    Filed: November 9, 1998
    Date of Patent: October 24, 2000
    Assignee: Imerys Minerals, Ltd.
    Inventors: Thomas Richard Jones, Christopher Derek Paynter