Patents by Inventor Louise Diane Farrand

Louise Diane Farrand 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: 8409469
    Abstract: The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerisation of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: April 2, 2013
    Assignee: Merck Patent GmbH
    Inventors: Cecile Schott, John Patrick, Kevin Adlem, Louise Diane Farrand, Georg Bernatz, Achim Goetz, Peter Best, Herbert Plach
  • Publication number: 20130075664
    Abstract: This invention relates to coloured polymer particles prepared by a reverse emulsion solvent removal process, electrophoretic fluids comprising such particles, and electrophoretic display devices comprising such fluids.
    Type: Application
    Filed: May 30, 2011
    Publication date: March 28, 2013
    Applicant: Merck Patent GmBH
    Inventors: Louise Diane Farrand, Nils Greinert, Mark John Goulding, Mark James, Ashley Nathan Smith, Jonathan Henry Wilson
  • Publication number: 20130078559
    Abstract: This invention relates to white reflective polymer particles prepared by a reverse emulsion solvent removal process, electrophoretic fluids comprising such particles, and electrophoretic display devices comprising such fluids.
    Type: Application
    Filed: May 30, 2011
    Publication date: March 28, 2013
    Applicant: Merck Patent GmbH
    Inventors: Louise Diane Farrand, Mark John Goulding, Roger Kemp, Jonathan Henry Wilson
  • Patent number: 8377519
    Abstract: The instant invention relates to liquid crystal media comprising one or more bimesogenic compounds, one or more chiral dopants and one or more additives, liquid crystal displays comprising these media, in particular displays exploiting the flexoelectric effect and to a method of improving the response time of such displays.
    Type: Grant
    Filed: May 16, 2007
    Date of Patent: February 19, 2013
    Assignee: Merck Patent GmbH
    Inventors: Louise Diane Farrand, Harry James Coles, Mikhail N. Pivnenko, Yong-il Cho
  • Patent number: 8372307
    Abstract: The invention relates to new cyclohexylene reactive mesogens (RM), polymers derived thereof, liquid crystal (LC) media comprising them, and the use of the compounds, polymers and liquid crystalline media in optical, electrooptical, electronic, semiconducting or luminescent components or devices, in decorative, security, cosmetic or diagnostic applications, especially in the polymer stabilised blue phase.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: February 12, 2013
    Assignee: Merck Patent GmbH
    Inventors: Louise Diane Farrand, Kevin Adlem, Andreas Taugerbeck, John Patrick, Christopher John Dunn, Janice McCreary
  • Patent number: 8333906
    Abstract: The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerization of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: December 18, 2012
    Assignee: Merck Patent GmbH
    Inventors: Cecile Schott, John Patrick, Kevin Adlem, Louise Diane Farrand, Georg Bernatz, Achim Goetz, Peter Best, Herbert Plach
  • Patent number: 8129002
    Abstract: The present invention is related to compounds for use in liquid crystal media, liquid crystal media comprising said compounds, the use of said media in electro-optical devices, said electro-optical devices, and the use of said compounds in mesogenic media for use in electro-optical devices that may be operated in an optically isotropic state.
    Type: Grant
    Filed: July 28, 2004
    Date of Patent: March 6, 2012
    Assignee: Merck Patent GmbH
    Inventors: Peer Kirsch, Elvira Montenegro, Louise Diane Farrand, Detlef Pauluth, Michael Heckmeier
  • Publication number: 20120041165
    Abstract: This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, colour electrophoretic displays comprising such particle, and new water-soluble dyes.
    Type: Application
    Filed: January 29, 2010
    Publication date: February 16, 2012
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG
    Inventors: Nils Greinert, Louise Diane Farrand, Mark James, Ashley Nathan Smith, Mark John Goulding, Daniel Walker, Safyan Khan, Paul Reynolds, Susan Hawkins, Roy Hughes
  • Publication number: 20120012785
    Abstract: The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerisation of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Inventors: Cecile Schott, John Patrick, Kevin Adlem, Louise Diane Farrand, Georg Bernatz, Achim Goetz, Peter Best, Herbert Plach
  • Publication number: 20110310462
    Abstract: This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, and to colour electrophoretic displays comprising such particles.
    Type: Application
    Filed: January 29, 2010
    Publication date: December 22, 2011
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Louise Diane Farrand, Ashley Nathan Smith, Mark James, Jonathan Henry Wilson, Daniel Walker
  • Publication number: 20110306742
    Abstract: This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, colour electrophoretic displays comprising such particle, and new water-soluble dyes.
    Type: Application
    Filed: January 29, 2010
    Publication date: December 15, 2011
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Louise Diane Farrand, Mark James, Matthias Koch, Ashley Nathan Smith, Jonathan Henry Wilson, Mark John Goulding, Daniel Walker
  • Publication number: 20110297888
    Abstract: This invention relates to coloured polymer particles preferably with surface functionality for charge retention, a process for their preparation, the use of these particles for the preparation of an electrophoretic device, and to colour electrophoretic displays comprising such particles.
    Type: Application
    Filed: January 29, 2010
    Publication date: December 8, 2011
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Louise Diane Farrand, Mark John Goulding, Jonathan Henry Wilson, Ashley Nathan Smith, Mark James, Daniel Walker
  • Publication number: 20110301360
    Abstract: The invention relates to liquid-crystalline compounds of the formula I in which R1, R2, A1, A2, A3, A4, Z1, Z2, Z3, V, a, b and c have the meanings indicated in Claim 1, and to liquid-crystalline media comprising at least one compound of the formula I, and to electro-optical displays containing a liquid-crystalline medium of this type.
    Type: Application
    Filed: February 16, 2010
    Publication date: December 8, 2011
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Lars Lietzau, Louise Diane Farrand, Markus Czanta, Harald Hirschmann, Michael Wittek, Izumi Saito, Brigitte Schuler
  • Patent number: 7943061
    Abstract: The invention relates to chiral compounds, methods of their preparation, and to their use in optical, electrooptical, electronic, semiconducting or luminescent components or devices, and in decorative, security, cosmetic or diagnostic applications.
    Type: Grant
    Filed: March 16, 2007
    Date of Patent: May 17, 2011
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Louise Diane Farrand, Patricia Eileen Saxton
  • Publication number: 20100296038
    Abstract: The instant invention relates to liquid crystal media comprising one or more bimesogenic compounds, one or more chiral dopants and one or more additives, liquid crystal displays comprising these media, in particular displays exploiting the flexoelectric effect and to a method of improving the response time of such displays.
    Type: Application
    Filed: May 16, 2007
    Publication date: November 25, 2010
    Inventors: Louise Diane Farrand, Harry James Coles, Mikhail N. Rivnenko, Yong-il Cho
  • Publication number: 20100258763
    Abstract: The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerisation of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.
    Type: Application
    Filed: June 25, 2010
    Publication date: October 14, 2010
    Inventors: Cecile SCHOTT, John Patrick, Kevin Adlem, Louise Diane Farrand, Georg Bernatz, Achim Goetz, Peter Best, Hertbert Plach
  • Patent number: 7794621
    Abstract: The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerisation of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.
    Type: Grant
    Filed: November 22, 2005
    Date of Patent: September 14, 2010
    Assignee: Merck Patent GmbH
    Inventors: Cecile Schott, John Patrick, Kevin Adlem, Louise Diane Farrand, Georg Bernatz, Achim Goetz, Peter Best, Herbert Plach
  • Patent number: 7771801
    Abstract: The invention relates to chiral compounds, methods of their preparation, and to their use in optical, electrooptical, electronic, semiconducting or luminescent components or devices, and in decorative, security, cosmetic or diagnostic applications.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: August 10, 2010
    Assignee: Merck Patent GmbH
    Inventor: Louise Diane Farrand
  • Patent number: 7771800
    Abstract: The invention relates to chiral compounds, methods of their preparation, and to their use in optical, electrooptical, electronic, semiconducting or luminescent components or devices, and in decorative, security, cosmetic or diagnostic applications.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: August 10, 2010
    Assignee: Merck Patent GmbH
    Inventor: Louise Diane Farrand
  • Publication number: 20100103366
    Abstract: The invention relates to new cyclohexylene reactive mesogens (RM), polymers derived thereof, liquid crystal (LC) media comprising them, and the use of the compounds, polymers and liquid crystalline media in optical, electrooptical, electronic, semiconducting or luminescent components or devices, in decorative, security, cosmetic or diagnostic applications, especially in the polymer stabilised blue phase.
    Type: Application
    Filed: October 26, 2007
    Publication date: April 29, 2010
    Applicant: MERCK PATENT GMBH
    Inventors: Louise Diane Farrand, Kevin Adlem, Andreas Taugerbeck, John Patrick, Christopher John Dunn, Janice Mccreary