Patents by Inventor Kevin Adlem
Kevin Adlem 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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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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Patent number: 9567522Abstract: 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: GrantFiled: March 13, 2013Date of Patent: February 14, 2017Assignee: MERCK PATENT GMBHInventors: Cecile Schott, John Patrick, Kevin Adlem, Louise Farrand, Georg Bernatz, Achim Goetz, Peter Best, Herbert Plach
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Publication number: 20170002268Abstract: 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: November 27, 2014Publication date: January 5, 2017Applicant: Merck Patent GmbHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Patricia Eileen SAXTON
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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: 20160229795Abstract: 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: ApplicationFiled: September 8, 2014Publication date: August 11, 2016Applicant: MERCK PATENT GMBHInventors: Kevin ADLEM, Owain Llyr PARRI
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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: 20150329782Abstract: 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: ApplicationFiled: July 24, 2015Publication date: November 19, 2015Applicant: MERCK PATENT GMBHInventors: Seung-Eun LEE, Sang-Kyu LEE, Heui-Seok JIN, Won-Hoon PARK, Karl SKJONNEMAND, David WILKES, Kevin ADLEM, Patricia SAXTON, Owain Llyr PARRI
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Publication number: 20150323722Abstract: 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: ApplicationFiled: November 18, 2013Publication date: November 12, 2015Applicant: MERCK PATENT GMBHInventors: Kevin ADLEM, Owain Llyr PARRI, Graham SMITH, Patricia Eileen SAXTON, Mariam NAMUTEBI, Vicki COOK, Joseph SARGENT
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Publication number: 20150315470Abstract: 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: November 20, 2013Publication date: November 5, 2015Applicant: MERCK PATENT GmbHInventors: Kevin ADLEM, Owain Llyr PARRI, Rachel TUFFIN, Mariam NAMUTEBI
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Patent number: 9127200Abstract: 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-stabilized 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: GrantFiled: April 26, 2011Date of Patent: September 8, 2015Assignee: Merck Patent GmbHInventors: Seung-Eun Lee, Sang-Kyu Lee, Heui-Seok Jin, Won-Hoon Park, Karl Skjonnemand, David Wilkes, Kevin Adlem, Patricia Saxton, Owain Llyr Parri
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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: 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: 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: 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: 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: 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
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Patent number: 8802813Abstract: The invention relates to novel polymers comprising cyclohexylene groups which are especially suitable for use in birefringent films with negative optical dispersion, to novel formulations and polymer films comprising them, and to the use of the polymers, formulations and films in optical, electrooptical, electronic, semiconducting or luminescent components or devices.Type: GrantFiled: June 17, 2010Date of Patent: August 12, 2014Assignee: Merck Patent Gesellschaft Mit Beschrankter HaftungInventors: Kevin Adlem, Owain Llyr Parri, David Wilkes, Claire Topping
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Patent number: 8697199Abstract: The invention relates to novel calamitic mesogenic compounds which are especially suitable for use in birefringent films with negative optical dispersion, to novel liquid crystal (LC) formulations and polymer films comprising them, and to the use of the compounds, formulations and films in optical, electrooptical, electronic, semiconducting or luminescent components or devices.Type: GrantFiled: August 6, 2008Date of Patent: April 15, 2014Assignee: Merck Patent GmbHInventors: Kevin Adlem, Owain Llyr Parri, Karl Skjonnemand, David Wilkes