Patents by Inventor Benjamin Snow
Benjamin Snow 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).
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Publication number: 20230105959Abstract: The invention relates to a liquid crystal device comprising at least two opposing transparent substrates, at least one liquid crystal switching layer sandwiched between said opposing substrates comprising one or more polymerised photoreactive mesogens of formula I, R11-Sp11-X11[-A-Z]o-A11-CY11?CY12[—C?O]x[—O]y-A[-Z-A]p—X21-Sp21-R21??I wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o, p, x and y have one of the meanings as given in claim 1, and one or more nematogenic compounds, an electrode structure provided on one or both of the opposing substrates, wherein one or more of said substrates are additionally provided with an optical grating or a lens structure adjacent to the LC switching layer. The invention is further related to a method of production of said liquid crystal device, to the use of said Liquid Crystal device in various types of optical and electro-optical devices, and to electro-optical devices comprising the liquid crystal device.Type: ApplicationFiled: February 10, 2021Publication date: April 6, 2023Applicant: Merck Patent GmbHInventors: Benjamin SNOW, Simon SIEMIANOWSKI, Izumi SAITO, Konstantin SCHNEIDER
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Patent number: 10450508Abstract: 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: GrantFiled: June 19, 2015Date of Patent: October 22, 2019Assignee: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Hassan Arasi, Benjamin Snow
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Publication number: 20190127642Abstract: The present invention relates to compositions for nanoencapsulation which comprise the mesogenic medium as set forth in claim 1, one or more polymerizable compounds and one or more surfactants, to nanocapsules containing the mesogenic medium and to their use in electro-optical devices.Type: ApplicationFiled: April 10, 2017Publication date: May 2, 2019Applicant: Merck Patent GmbHInventors: Kevin ADLEM, Patricia SAXTON, Rachel TUFFIN, Benjamin SNOW, Mariam NAMUTEBI, James ALLEN, Vicki COOK, Hassan ARASI, Mark GOEBEL
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Publication number: 20190010400Abstract: 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: ApplicationFiled: September 13, 2018Publication date: January 10, 2019Applicant: MERCK PATENT GMBHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW
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Patent number: 10087370Abstract: 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: GrantFiled: May 10, 2013Date of Patent: October 2, 2018Assignee: MERCK PATENT GMBHInventors: Rachel Tuffin, Benjamin Snow, Owain Llyr Parri, Simon Siemianowski, Rebecca Proctor, Kevin Adlem
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Patent number: 9914876Abstract: 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: GrantFiled: June 14, 2013Date of Patent: March 13, 2018Assignee: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Benjamin Snow, Mark John Goulding, Nathan Smith
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Publication number: 20170351130Abstract: 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: ApplicationFiled: November 20, 2015Publication date: December 7, 2017Applicant: MERCK PATENT GMBHInventors: Jonathan GORECKI, Benjamin SNOW, Rachel TUFFIN, Owain Llyr PARRI
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Patent number: 9752075Abstract: 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: GrantFiled: October 23, 2014Date of Patent: September 5, 2017Assignee: MERCK PATENT GMBHInventors: Rachel Tuffin, Rebecca Proctor, Simon Siemianowski, Benjamin Snow, Owain Llyr Parri, Kevin Adlem
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Publication number: 20170210990Abstract: 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: ApplicationFiled: June 19, 2015Publication date: July 27, 2017Applicant: Merck Patent GmbHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Hassan ARASI, Benjamin SNOW
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Patent number: 9644144Abstract: 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: GrantFiled: August 14, 2013Date of Patent: May 9, 2017Assignee: MERCK PATENT GMBHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
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Publication number: 20160298031Abstract: The invention relates to mesogenic media comprising a first component, component A, consisting of bimesogenic compounds optionally a second component, component B, consisting of nematogenic compounds, preferably selected from the group of compounds of formulae B-I to B-III and optionally a second or 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: ApplicationFiled: October 23, 2014Publication date: October 13, 2016Applicant: Merck Patent GmbHInventors: Rachel TUFFIN, Rebecca PROCTOR, Simon SIEMIANOWSKI, Benjamin SNOW, Owain Llyr PARRI, Kevin ADLEM
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Publication number: 20160289561Abstract: 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: ApplicationFiled: October 23, 2014Publication date: October 6, 2016Applicant: Merck Patent GmbHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW, Rebecca PROCTOR, Simon SIEMIANOWSKI
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Publication number: 20160222293Abstract: 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: ApplicationFiled: August 13, 2014Publication date: August 4, 2016Applicant: MERCK PATENT GMBHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON, Mariam NAMUTEBI, Benjamin SNOW
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Publication number: 20150210921Abstract: 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: ApplicationFiled: August 14, 2013Publication date: July 30, 2015Applicant: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
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Publication number: 20150203756Abstract: 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: ApplicationFiled: June 14, 2013Publication date: July 23, 2015Applicant: MERCK PATENT GMBHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
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Publication number: 20150203755Abstract: 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: ApplicationFiled: June 14, 2013Publication date: July 23, 2015Applicant: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Benjamin Snow, Mark John Goulding, Nathan Smith
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Publication number: 20150175883Abstract: 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: ApplicationFiled: June 14, 2013Publication date: June 25, 2015Applicant: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Patricia Eileen Saxton, Mariam Namutebi, Benjamin Snow
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Publication number: 20150175886Abstract: 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: ApplicationFiled: May 10, 2013Publication date: June 25, 2015Applicant: MERCK PATENT GMBHInventors: Rachel Tuffin, Benjamin Snow, Owain Llyr Parri, Simon Siemianowski, Rebecca Proctor, Kevin Adlem
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Publication number: 20150090935Abstract: 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. 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: ApplicationFiled: May 7, 2013Publication date: April 2, 2015Applicant: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Rachel Tuffin, Benjamin Snow, Mariam Namutebi
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Publication number: 20140232977Abstract: 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: ApplicationFiled: June 12, 2012Publication date: August 21, 2014Applicant: MERCK PATENT GMBHInventors: Kevin Adlem, David Wilkes, Patricia Eileen Saxton, Benjamin Snow, Rachel Tuffin, Owain Llyr Parri, Geoffrey Luckhurst