Patents by Inventor Mark Goebel
Mark Goebel 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: 11884862Abstract: Compounds of the formula I in which R1 is alkyl or alkoxy in which CH2 groups are optionally replaced, and X1 is alkyl OCF3, CF3, CHF2, OCF2CF3, CCF2CHFCF3, OCF?CF2, OCH?CF2 or F, a liquid-crystalline medium containing a compound of formula I, and use thereof in electro-optical liquid-crystal displays, in particular in TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS or PS-FFS-, positive VA displays and in shutter spectacles for 3D effects and LC lenses.Type: GrantFiled: August 4, 2016Date of Patent: January 30, 2024Assignee: MERCK PATENT GMBHInventors: Achim Goetz, Christian Hock, Lars Lietzau, Mark Goebel
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Patent number: 11542433Abstract: The invention relates to compounds of the formula I, in which R, A, n, L1, L2, L3 and X have the meanings given in Claim 1, to a process for their preparation, and to liquid-crystalline media comprising at least one compound of the formula I and electro-optical displays containing a liquid-crystalline medium of this type.Type: GrantFiled: July 17, 2017Date of Patent: January 3, 2023Assignee: MERCK PATENT GMBHInventors: Lars Lietzau, Volker Reiffenrath, Mark Goebel
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Publication number: 20220306939Abstract: A light valve that is operable in and electrically switchable between an optically clear and transparent state and an opaque state, wherein one or more polymerisable mesogenic compounds provided in a layer containing a liquid-crystalline medium that comprises one or more mesogenic compounds, one or more chiral compounds, one or more dichroic dyes and the one or more polymerisable mesogenic compounds are subjected to photopolymerisation. Further, a liquid-crystalline medium used in the method, a light valve obtained or respectively obtainable by carrying out the method, and the use of the light valve in mobile devices.Type: ApplicationFiled: June 15, 2020Publication date: September 29, 2022Applicant: Merck Patent GmbHInventors: Christian Schoenefeld, Michael Junge, Mark Goebel, Raphael Lisicki, Kevin Kaiser
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Patent number: 11312908Abstract: Dielectrically positive liquid-crystalline media comprising a compound of the formula TINUVIN 770 and optionally one or more compounds of formula I, in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays, especially active-matrix displays and in particular TN, IPS and FFS displays, containing these media.Type: GrantFiled: May 21, 2013Date of Patent: April 26, 2022Assignee: Merck Patent GmbHInventors: Achim Goetz, Hee-Kyu Lee, Mark Goebel
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Publication number: 20210371749Abstract: The invention relates to compounds of the formula I, in which R, A, n, L1, L2, L3 and X have the meanings given in Claim 1, to a process for their preparation, and to liquid-crystalline media comprising at least one compound of the formula I and electro-optical displays containing a liquid-crystalline medium of this type.Type: ApplicationFiled: July 17, 2017Publication date: December 2, 2021Applicant: MERCK PATENT GMBHInventors: Lars LIETZAU, Volker REIFFENRATH, Mark GOEBEL
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Publication number: 20210087469Abstract: The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, in which R1 has the meanings indicated in Claim 1, and to the use thereof in liquid-crystalline media and in electro-optical liquid-crystal displays.Type: ApplicationFiled: December 4, 2020Publication date: March 25, 2021Inventors: Mark GOEBEL, Harald HIRSCHMANN, Lars LIETZAU, Volker REIFFENRATH, Sabine SCHOEN, Brigitte SCHULER
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Patent number: 10626330Abstract: The invention relates to a method of manufacturing a liquid crystal display device wherein a liquid crystal mixture having positive dielectric anisotropy or negative dielectric anisotropy is interposed between a first substrate and a second substrate, the liquid crystal mixture comprising liquid crystal molecules, a self assembling photoalignment agent, a polymerisable compound, and wherein said LC mixture is photoaligned by irradiation with linearly polarised ultraviolet light and then cured by irradiation with ultraviolet light.Type: GrantFiled: November 18, 2016Date of Patent: April 21, 2020Assignee: MERCK PATENT GMBHInventors: Kevin Adlem, Alex Davis, Rachel Tuffin, Mark Goebel, Graziano Archetti, Rocco Fortte, Karl Skjonnemand, Ian Charles Sage
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Patent number: 10465117Abstract: Compounds of the formula I, and a liquid-crystalline medium, preferably having a nematic phase and negative dielectric anisotropy, which comprises a) one or more compounds of the formula I and b) one or more compounds of the formula II in which the parameters have the respective meanings indicated in Claim 1. The use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect. Displays of this type which contain a liquid-crystalline medium of this type. Use of the compounds of the formula I for the stabilization of a liquid-crystalline medium which comprises one or more compounds of the formula II.Type: GrantFiled: October 17, 2013Date of Patent: November 5, 2019Assignee: Merck Patent GmbHInventors: Mark Goebel, Eveline Baron, Rocco Fortte, Detlef Pauluth
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Patent number: 10351771Abstract: The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, in which R1 has the meanings indicated in Claim 1, and to the use thereof in liquid-crystalline media and in electro-optical liquid-crystal displays.Type: GrantFiled: August 13, 2014Date of Patent: July 16, 2019Assignee: Merck Patent GmbHInventors: Mark Goebel, Lars Lietzau, Sabine Schoen, Andreas Pohle
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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: 20190002763Abstract: The invention relates to a method of manufacturing a liquid crystal display device wherein a liquid crystal mixture having positive dielectric anisotropy or negative dielectric anisotropy is interposed between a first substrate and a second substrate, the liquid crystal mixture comprising liquid crystal molecules, a self assembling photoalignment agent, a polymerisable compound, and wherein said LC mixture is photoaligned by irradiation with linearly polarised ultraviolet light and then cured by irradiation with ultraviolet light.Type: ApplicationFiled: November 18, 2016Publication date: January 3, 2019Applicant: MERCK PATENT GMBHInventors: Kevin ADLEM, Alex DAVIS, Rachel TUFFIN, Mark GOEBEL, Graziano ARCHETTI, Rocco FORTTE, Karl SKJONNEMAND, Ian Charles SAGE
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Publication number: 20180163134Abstract: The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I and/or TINUVIN 770®, in which the parameters have the respective meanings indicated in the specification, and optionally one or more further dielectrically positive compounds and optionally one or more further dielectrically neutral compounds, and to liquid-crystal displays, especially active-matrix displays and in particular TN, IPS and FFS displays, containing these media.Type: ApplicationFiled: February 7, 2018Publication date: June 14, 2018Applicant: Merck Patent GmbHInventors: Achim GOETZ, Hee-Kyu LEE, Mark GOEBEL
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Publication number: 20180148648Abstract: The invention relates to lateral fluorinated reactive mesogens (RMs) comprising a tolane 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 films for liquid crystal displays (LCDs).Type: ApplicationFiled: May 2, 2016Publication date: May 31, 2018Applicant: Merck Patent GmbHInventors: Graham SMITH, Mark GOEBEL, Kevin ADLEM, Sarah WHITEHOUSE, Tara PERRETT
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Publication number: 20180100104Abstract: The present invention relates to liquid-crystalline media (LC media), characterised in that they comprise one or more compounds of the formula I, and one or more compounds of the formula II, where the parameters have the meaning indicated in claim 1, to the use thereof in electro-optical displays, and to LC displays which contain these LC media.Type: ApplicationFiled: March 3, 2016Publication date: April 12, 2018Applicant: MERCK PATENT GMBHInventors: Mark GOEBEL, Rocco FORTTE, Lars LIETZAU, Christian HOCK
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Patent number: 9920248Abstract: The invention relates to compounds of the formula I, and to a liquid-crystalline medium, preferably having a nematic phase and negative dielectric anisotropy, which comprises one or more compounds of formula I, defined herein, for use in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect, and to the use of the compounds of the formula I for the stabilization of a liquid-crystalline medium which comprises one or more compounds of the formula II and one or more compounds of the formulae III-1 to III-4, defined herein.Type: GrantFiled: February 20, 2015Date of Patent: March 20, 2018Assignee: Merck Patent GmbHInventors: Mark Goebel, Rocco Fortte, Detlef Pauluth
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Patent number: 9873834Abstract: The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises a) one or more compounds of formula I b) one or more compounds of formula II and c) one or more compounds selected from the compounds of formulae III-1 to III-4 in which the parameters have the meanings indicated herein, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of the formula I for the stabilisation of a liquid-crystalline medium which comprises one or more compounds of formula II and one or more compounds selected from the compounds of formulae III-1 to III-4.Type: GrantFiled: November 11, 2011Date of Patent: January 23, 2018Assignee: MERCK PATENT GMBHInventors: Mark Goebel, Elvira Montenegro, Atsutaka Manabe
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Patent number: 9790426Abstract: A component for high-frequency technology or for the microwave range and millimeter wave range of the electromagnetic spectrum. The component contains a liquid-crystal compound of the formula I in which the parameters have the respective meanings given in the claims or in the text, or a liquid-crystal medium which itself comprises one or more compounds of this formula I. Also, the corresponding, novel liquid-crystal media, the use and preparation thereof, and the production and use of the components. The components are particularly suitable as phase shifters in the microwave and millimeter wave range, for microwave and millimeter wave array antennae and very particularly for so-called tuneable reflectarrays.Type: GrantFiled: September 14, 2010Date of Patent: October 17, 2017Assignee: Merck Patent GmbHInventors: Atsutaka Manabe, Mark Goebel, Dagmar Klass, Elvira Montenegro, Detlef Pauluth
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Patent number: 9657231Abstract: The present invention relates to liquid-crystalline media comprising at least one compound of the formula I and at least one compound of the formula II or at least one compound of the formula I and at least one compound of the formula III or at least one compound of the formula II and at least one compound of the formula III or at least one compound of the formula I and at least one compound of the formula II and at least one compound of the formula III: in which the parameters have the meaning indicated in Claim 1, and to components comprising these media for high-frequency technology, in particular phase shifters and microwave array antennas.Type: GrantFiled: June 29, 2010Date of Patent: May 23, 2017Assignee: Merck Patent GMBHInventors: Atsutaka Manabe, Mark Goebel, Elvira Montenegro
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Publication number: 20170037316Abstract: The invention relates to compounds of the formula I in which R1 and X1 have the meanings indicated in claim 1, and to a liquid-crystalline medium comprising at least one compound of the formula I, and to the use thereof in electro-optical liquid-crystal displays, in particular in TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, HB-FFS or PS-FFS-, positive VA displays and in shutter spectacles for 3D effects and LC lenses.Type: ApplicationFiled: August 4, 2016Publication date: February 9, 2017Applicant: MERCK PATENT GMBHInventors: Achim GOETZ, Christian HOCK, Lars LIETZAU, Mark GOEBEL
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Patent number: 9434882Abstract: The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises a) a compound of the formula (I), b) one or more compounds of the formula (II) and c) one or more compounds selected from the group of the compounds of the formulae (III-1) to (III-4. The liquid-crystalline medium is useful in an electro-optical display, particularly in an active-matrix display based on the VA, ECB, PALC, FFS or IPS effect.Type: GrantFiled: November 8, 2011Date of Patent: September 6, 2016Assignee: MERCK PATENT GMBHInventors: Mark Goebel, Atsutaka Manabe, Elvira Montenegro, Detlef Pauluth