Patents by Inventor Patricia Eileen Saxton

Patricia Eileen Saxton 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).

  • Bimesogenic compounds and mesogenic media
    Patent number: 10392561
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: August 27, 2019
    Assignee: Merck Patent GmbH
    Inventors: Detlef Pauluth, Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Hassan Arasi, Patricia Eileen Saxton
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20190010400
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: September 13, 2018
    Publication date: January 10, 2019
    Applicant: MERCK PATENT GMBH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW
  • Reactive mesogens
    Patent number: 10048420
    Abstract: The invention relates to reactive mesogens (RMs) comprising a terphenyl group, to mixtures and formulations comprising them, to polymers obtained form such RMs and RM mixtures, and the use of the RMs, RM mixtures and polymers in optical or electrooptical components or devices, like optical retardation films for liquid crystal displays (LCDs).
    Type: Grant
    Filed: November 18, 2013
    Date of Patent: August 14, 2018
    Assignee: MERCK PATENT GMBH
    Inventors: Kevin Adlem, Owain Llyr Parri, Graham Smith, Patricia Eileen Saxton, Mariam Namutebi, Vicki Cook, Joseph Sargent
  • Bimesogenic compounds and mesogenic media
    Patent number: 9914876
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: March 13, 2018
    Assignee: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Benjamin Snow, Mark John Goulding, Nathan Smith
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20170342324
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12 and CG1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: November 23, 2015
    Publication date: November 30, 2017
    Applicant: Merck Patent GmbH
    Inventors: Kevin ADLEM, Patricia Eileen SAXTON
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20170327741
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: December 8, 2015
    Publication date: November 16, 2017
    Applicant: Merck Patent GmbH
    Inventors: Detlef PAULUTH, Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Hassan ARASI, Patricia Eileen SAXTON
  • Bimesogenic compounds and mesogenic media
    Patent number: 9758727
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: September 12, 2017
    Assignee: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton
  • Bimesogenic compounds and mesogenic media
    Patent number: 9644144
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: May 9, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20170002268
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: November 27, 2014
    Publication date: January 5, 2017
    Applicant: Merck Patent GmbH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20160289561
    Abstract: The invention relates to compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of these compounds of formula I in liquid crystal media and to respective devices comprising a liquid crystal medium according to the present invention and in particular to flexoelectric liquid crystal devices.
    Type: Application
    Filed: October 23, 2014
    Publication date: October 6, 2016
    Applicant: Merck Patent GmbH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW, Rebecca PROCTOR, Simon SIEMIANOWSKI
  • MESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20160222293
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, CG1, MG1, X11, X12 and Sp1 have the meaning given in claim 1, to the use of mesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: August 13, 2014
    Publication date: August 4, 2016
    Applicant: MERCK PATENT GMBH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW
  • REACTIVE MESOGENS
    Publication number: 20150323722
    Abstract: The invention relates to reactive mesogens (RMs) comprising a terphenyl group, to mixtures and formulations comprising them, to polymers obtained form such RMs and RM mixtures, and the use of the RMs, RM mixtures and polymers in optical or electrooptical components or devices, like optical retardation films for liquid crystal displays (LCDs).
    Type: Application
    Filed: November 18, 2013
    Publication date: November 12, 2015
    Applicant: MERCK PATENT GMBH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Graham SMITH, Patricia Eileen SAXTON, Mariam NAMUTEBI, Vicki COOK, Joseph SARGENT
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20150210921
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: August 14, 2013
    Publication date: July 30, 2015
    Applicant: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20150203755
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: June 14, 2013
    Publication date: July 23, 2015
    Applicant: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Benjamin Snow, Mark John Goulding, Nathan Smith
  • BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
    Publication number: 20150203756
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: June 14, 2013
    Publication date: July 23, 2015
    Applicant: MERCK PATENT GMBH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
  • Bimesogenic Compounds and Mesogenic Media
    Publication number: 20150175883
    Abstract: The invention relates to bimesogenic compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.
    Type: Application
    Filed: June 14, 2013
    Publication date: June 25, 2015
    Applicant: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
  • BIMESOGENIC COMPOUNDS
    Publication number: 20140232977
    Abstract: The invention relates to bimesogenic compounds of formula I R1-MG1-Sp-MG2-R2??I wherein R1, R2, MG1, MG2 and Sp have the meaning given in claim 1, to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention. Furthermore the invention relates to bimesogenic compounds of formula I inducing a second nematic phase in nematic mixtures that do not show this additional phase without compounds of formula I.
    Type: Application
    Filed: June 12, 2012
    Publication date: August 21, 2014
    Applicant: MERCK PATENT GMBH
    Inventors: Kevin Adlem, David Wilkes, Patricia Eileen Saxton, Benjamin Snow, Rachel Tuffin, Owain Llyr Parri, Geoffrey Luckhurst
  • Polymerisable LC material and polymer film with negative optical dispersion
    Patent number: 8687259
    Abstract: The invention relates to a polymerizable LC material with negative optical dispersion, a polymer film with negative optical dispersion obtainable from such a material, and the use of the polymerizable LC material and polymer film in optical, electrooptical, electronic, semiconducting or luminescent components or devices.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: April 1, 2014
    Assignee: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, David Wilkes, Patricia Eileen Saxton
  • POLYMERISABLE LC MATERIAL AND POLYMER FILM WITH NEGATIVE OPTICAL DISPERSION
    Publication number: 20120224245
    Abstract: The invention relates to a polymerisable LC material with negative optical dispersion, a polymer film with negative optical dispersion obtainable from such a material, and the use of the polymerisable LC material and polymer film in optical, electrooptical, electronic, semiconducting or luminescent components or devices.
    Type: Application
    Filed: October 6, 2010
    Publication date: September 6, 2012
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCRANKTER HAFTUNG
    Inventors: Kevin Adlem, Owain Parri, David Wilkes, Patricia Eileen Saxton
  • Chiral binaphthyl sulfates for use as liquid crystal materials
    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