Patents by Inventor Owain Llyr Parri

Owain Llyr Parri 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: 10450508
    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 l 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 19, 2015
    Date of Patent: October 22, 2019
    Assignee: Merck Patent GmbH
    Inventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Hassan Arasi, Benjamin Snow
  • Patent number: 10435628
    Abstract: The invention relates to a polymerizable LC medium with negative optical dispersion, a polymer film with negative optical dispersion obtainable from such a medium, and the use of the polymerizable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Grant
    Filed: July 13, 2015
    Date of Patent: October 8, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Joseph Sargent, Owain Llyr Parri, Kevin Adlem, Hassan Arasi
  • Patent number: 10416518
    Abstract: The invention provides a light modulation element comprising a flexoelectric polarisable liquid-crystalline medium, characterized in that the switching from a boundary state A to a boundary state B comprises a combination of a distinct flexoelectric switching regime and a distinct dielectric switching regime upon application of an electric field. Furthermore, the present invention relates to the use of such a light modulation element in an electro-optical device, i.e. an LCD display device, and electrooptical devices comprising the light modulation element according to the present invention. Moreover, the invention relates to a method of production of the light modulation element according to the present invention.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: September 17, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Rachel Tuffin, Rebecca Proctor, Simon Siemianowski, Karl Skjonnemand, Owain Llyr Parri, Geoffrey Luckhurst
  • 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
  • Patent number: 10343982
    Abstract: Disclosed are compounds of formula I the use of compounds of formula I in liquid crystal media and in particular to flexoelectric liquid crystal devices containing the liquid crystal media.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: July 9, 2019
    Assignee: MERCK PATENT GMBH
    Inventors: Kevin Adlem, Owain Llyr Parri
  • 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
  • Patent number: 10100253
    Abstract: The invention relates to a method of preparing a polymer film and to the use of such polymer film as in liquid crystal displays (LCDs) or other optical or electrooptical devices, for decorative or security applications, as alignment layer or optical retardation film.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: October 16, 2018
    Assignee: Merck Patent GmbH
    Inventors: Iain Gardiner, Owain Llyr Parri, Tara Perrett, Joseph Sargent, Jack Bradford, Sarah Whitehouse
  • Patent number: 10087370
    Abstract: The invention relates to mesogenic media comprising a first component, component A, consisting of bimesogenic compounds selected from the group of compounds of formulae A-I to A-III a second component, component B, consisting of nematogenic compounds, preferably selected from the group of compounds of formulae B-I to B-III and a third component, component C, consisting of one or more chiral molecules, wherein the parameters have the meaning given in claim 1, to the use of mesogenic media in flexoelectric liquid crystal devices and to those devices comprising a liquid crystal medium according to the present invention.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: October 2, 2018
    Assignee: MERCK PATENT GMBH
    Inventors: Rachel Tuffin, Benjamin Snow, Owain Llyr Parri, Simon Siemianowski, Rebecca Proctor, Kevin Adlem
  • 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
  • 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
  • Publication number: 20180022996
    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: January 25, 2018
    Applicant: Merck Patent GmbH
    Inventors: Kevin ADLEM, Hassan ARASI, Owain Llyr PARRI, Rachel TUFFIN
  • Publication number: 20170369780
    Abstract: The invention relates to bimesogenic compounds of formula I 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: October 23, 2015
    Publication date: December 28, 2017
    Applicant: Merck Patent GmbH
    Inventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Hassan ARASI, Thomas MACGREGOR
  • Publication number: 20170351130
    Abstract: The invention relates to a light modulation element, preferably exploiting the flexoelectric effect comprising a cholesteric liquid crystalline medium sandwiched between two substrates (1), each provided with an electrode structure (2), wherein at least one of the substrates is provided with a photoresist pattern consisting of periodic substantially parallel stripes (3) which is additionally provided with an alignment layer (4). The invention is further related to a method of production of said light modulation element and to the use of said light modulation element in various types of optical and electro-optical devices, such as electro-optical displays, liquid crystal displays (LCDs), non-linear optic (NLO) devices, and optical information storage devices.
    Type: Application
    Filed: November 20, 2015
    Publication date: December 7, 2017
    Applicant: MERCK PATENT GMBH
    Inventors: Jonathan GORECKI, Benjamin SNOW, Rachel TUFFIN, Owain Llyr PARRI
  • Patent number: 9822307
    Abstract: The instant invention relates to liquid crystalline media comprising a chiral component, component A, consisting of one or more chiral compounds, optionally, a bimesogenic component, component B, consisting of one or more bimesogenic compounds, a liquid crystalline component, component C, consisting of one or more liquid crystalline, respectively mesogenic compounds, and a reactive mesogenic component, component D, comprising, one or more reactive mesogenic compounds, as defined in claim 1, to their stabilization by polymerization and to the polymer-stabilised liquid crystal materials, as well as to liquid crystal displays comprising these liquid crystal media, respectively these stabilized materials, especially to USH-displays and in particular to active matrix displays and, last not least, to the processes of preparation of the respective composite systems and of the displays comprising these systems.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: November 21, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Seung-Eun Lee, Sang-Kyu Lee, Heui-Seok Jin, Won-Hoon Park, Karl Skjonnemand, David Wilkes, Kevin Adlem, Patricia Saxton, Owain Llyr Parri
  • 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
  • Patent number: 9796926
    Abstract: This invention relates to a process for the preparation of monodisperse optical and shape anisotropic polymer particles comprising monomer units of at least one reactive mesogen, such particles per se, the use of these particles for the preparation of optical, electrooptical, electronic electrochemical, electrophotographic, electrowetting and electrophoretic displays and/or devices and security, cosmetic, decorative, and diagnostic applications, and electrophoretic fluids and displays.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: October 24, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Eduardo Beltran Gracia, Owain Llyr Parri
  • Publication number: 20170283699
    Abstract: The invention relates to a reactive mesogen (RM) formulation comprising a conductive additive, to a polymer film obtained thereof, and the use of the RM formulation and polymer film in optical or electrooptical components or devices, like optical retardation films for liquid crystal displays (LCDs).
    Type: Application
    Filed: June 22, 2017
    Publication date: October 5, 2017
    Applicant: Merck Patent GmbH
    Inventors: Graham SMITH, Owain Llyr PARRI, Vicki COOK, Georg BERNATZ, David WILKES, Jonathan Henry WILSON, Mark JAMES, Philip Edward MAY
  • 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
  • Patent number: 9752075
    Abstract: Mesogenic media comprising a first component, component A, consisting of bimesogenic compounds optionally a second component, component B, consisting of nematogenic compounds, and optionally a second or third component, component C, consisting of one or more chiral molecules, is suitable for use in flexoelectric liquid crystal devices.
    Type: Grant
    Filed: October 23, 2014
    Date of Patent: September 5, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Rachel Tuffin, Rebecca Proctor, Simon Siemianowski, Benjamin Snow, Owain Llyr Parri, Kevin Adlem
  • Publication number: 20170226421
    Abstract: The invention relates to a polymerisable LC medium with negative optical dispersion, a polymer film with negative optical dispersion obtainable from such a medium, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.
    Type: Application
    Filed: July 13, 2015
    Publication date: August 10, 2017
    Applicant: MERCK PATENT GMBH
    Inventors: Joseph SARGENT, Owain Llyr PARRI, Kevin ADLEM, Hassan ARASI