Patents by Inventor Caroline Towns, legal representative

Caroline Towns, legal representative 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).

  • Polar semiconductor hole transporting material
    Patent number: 8173996
    Abstract: A semiconductive hole transport material containing polar substituent groups, the polar substituent groups substantially not affecting the electronic properties of the hole transport material and the hole transport material being soluble in a polar solvent.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: May 8, 2012
    Assignees: Cambridge Display Technology Limited, CDT Oxford Limited
    Inventors: Carl R. Towns, Caroline Towns, legal representative, Mary J. McKiernan, Annette Steudel
  • Opto-electrical devices and methods of making the same
    Patent number: 8124965
    Abstract: An opto-electrical device comprising: a first electrode for injecting charge carriers of a first polarity; a second electrode for injecting charge carriers of a second polarity; and a layer of organic material disposed between the first and second electrodes, the layer of organic material comprising a blend of a first charge transporting and/or light-emissive polymer and a second charge transporting and/or light-emissive polymer, wherein at least the first polymer is cross-linked providing a first cross-linked matrix in which the second polymer is disposed.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: February 28, 2012
    Assignees: CDT Oxford Limited, Sumitomo Chemical Co., Ltd.
    Inventors: Carl Towns, Caroline Towns, legal representative, Ilaria Grizzi