Patents by Inventor Julian Frederick Samuel Vaughan-Spickers

Julian Frederick Samuel Vaughan-Spickers 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).

  • Patent number: 7029728
    Abstract: The invention relates to a polymerizable liquid crystal material containing at least one polymerizable surface-active compound, its use for the preparation of anisotropic polymer films, and the use of the liquid crystal material and the polymer films in optical and electrooptical devices, and for decorative and security applications.
    Type: Grant
    Filed: May 1, 2002
    Date of Patent: April 18, 2006
    Assignee: Merck Patent Gesellschaft mit beschraenkter Haftung
    Inventors: Christopher J. Dunn, Simon Greenfield, Richard Harding, Ian Victor Edward Hassall, Alison Linda May, Julian Frederick Samuel Vaughan-Spickers
  • Patent number: 6939479
    Abstract: Described herein are compounds of formula I wherein M1, M2 and M3 have the meanings recited in the disclosure, liquid crystalline mixtures and polymers containing them, and the use of the compounds of formula I, the liquid crystalline mixtures and the polymers containing them in optical and electrooptical devices like liquid crystal displays or projection systems, patterned films and optical elements like polarizers, retardation films, compensators, color filters, holographic elements or polarization beam splitters, for photoswitching, in anisotropic membranes for the permeation of gases or fluids, adhesives, synthetic resins with anisotropic mechanical properties, cosmetic or pharmaceutical compositions, UV absorbers and sunscreens, diagnostics or liquid crystal pigments, for decorative and security applications, in nonlinear optics, optical information storage or as dopants.
    Type: Grant
    Filed: April 5, 2002
    Date of Patent: September 6, 2005
    Assignee: Merck Patent GmbH
    Inventors: Louise Diane Farrand, Christopher Worrall, Owain Llyr Parri, Ian Victor Edward Hassall, Julian Frederick Samuel Vaughan-Spickers
  • Publication number: 20030085377
    Abstract: The invention relates to a polymerizable liquid crystal material containing at least one polymerizable surface-active compound, its use for the preparation of anisotropic polymer films, and the use of the liquid crystal material and the polymer films in optical and electrooptical devices, and for decorative and security applications.
    Type: Application
    Filed: May 1, 2002
    Publication date: May 8, 2003
    Applicant: MERCK PAPTENTGESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Christopher J. Dunn, Simon Greenfield, Richard Harding, Ian Victor Edward Hassall, Alison Linda May, Julian Frederick Samuel Vaughan-Spickers
  • Publication number: 20030080321
    Abstract: The invention relates to compounds of formula I 1
    Type: Application
    Filed: April 5, 2002
    Publication date: May 1, 2003
    Applicant: MERCK KGAA
    Inventors: Louise Diane Farrand, Christopher Peter Worrall, Owain Llyr Parri, Ian Victor Edward Hassal, Julian Frederick Samuel Vaughan-Spickers