Patents by Inventor Tracey Hanley

Tracey Hanley 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).

  • Photochromic Compositions and Light Transmissible Articles
    Publication number: 20080006798
    Abstract: The invention relates to a photochromic polymeric composition comprising a polymer matrix and a photochromic compound which is an adduct comprising a photochromic moiety and at least one pendant oligomer group to provide a rate of fade of the photochromic polymeric composition which is significantly changed when compared with the corresponding composition comprising the photochromic compound without said pendent oligomer. The invention also relates to a photochromic compound which is an adduct comprising a photochromic moiety and at least one pendent oligomer.
    Type: Application
    Filed: July 10, 2007
    Publication date: January 10, 2008
    Inventors: Richard Evans, Melissa Skidmore, Lachlan Yee, Tracey Hanley, David Lewis
  • Photochromic compositions and light transmissible articles
    Publication number: 20050269556
    Abstract: The invention relates to a photochromic polymeric composition comprising a polymer matrix and a photochromic compound which is an adduct comprising a photochromic moiety and at least one pendant oligomer group to provide a rate of fade of the photochromic polymeric composition which is significantly changed when compared with the corresponding composition comprising the photochromic compound without said pendent oligomer. The invention also relates to a photochromic compound which is an adduct comprising a photochromic moiety and at least one pendent oligomer.
    Type: Application
    Filed: May 3, 2005
    Publication date: December 8, 2005
    Inventors: Richard Evans, Melissa Skidmore, Lachlan Yee, Tracey Hanley, David Lewis