Patents by Inventor Sharon Edwards Thompson

Sharon Edwards Thompson 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).

  • Polyolefin additive packages for producing articles with enhanced stain resistance
    Patent number: 6777470
    Abstract: The present invention provides additive packages for polyolefins The additive packages of the present invention comprise at least one non-phenolic antioxidant and a hindered amine light stabilizer. The additive packages may contain other additives as needed, and may optionally include an acid scavenger. Articles made from the resultant polymers, such as radiator surge tanks, exhibit enhanced stain and discoloration resistance upon exposure to high temperatures and harsh chemicals such as those experienced in “under the hood” spaces of modern automobiles.
    Type: Grant
    Filed: May 29, 2001
    Date of Patent: August 17, 2004
    Assignee: Sunoco, Inc. (R&M)
    Inventors: Steven David Seip, Sharon Edwards Thompson, Edwin B. Townsend, IV
  • Polyolefin additive packages for producing articles with enhanced stain resistance
    Publication number: 20030060543
    Abstract: The present invention provides additive packages for polyolefins The additive packages of the present invention comprise at least one non-phenolic antioxidant and a hindered amine light stabilizer. The additive packages may contain other additives as needed, and may optionally include an acid scavenger. Articles made from the resultant polymers, such as radiator surge tanks, exhibit enhanced stain and discoloration resistance upon exposure to high temperatures and harsh chemicals such as those experienced in “under the hood” spaces of modem automobiles.
    Type: Application
    Filed: May 29, 2001
    Publication date: March 27, 2003
    Inventors: Steven David Seip, Sharon Edwards Thompson, Edwin B. Townsend