Patents by Inventor Simon Siemianowski
Simon Siemianowski 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: 11939511Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: GrantFiled: April 18, 2019Date of Patent: March 26, 2024Assignee: MERCK PATENT GMBHInventors: Lars Lietzau, Simon Siemianowski, Izumi Saito
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Patent number: 11905450Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: GrantFiled: April 18, 2019Date of Patent: February 20, 2024Assignee: MERCK PATENT GMBHInventors: Lars Lietzau, Simon Siemianowski, Izumi Saito, Rocco Fortte
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Publication number: 20230413662Abstract: The present application relates to compounds of the formula (I) or (II), to processes for preparing such compounds, and to electronic devices comprising one or more such compounds, and to the use of such compounds in electronic devices.Type: ApplicationFiled: August 24, 2021Publication date: December 21, 2023Inventors: Elvira MONTENEGRO, Teresa MUJICA-FERNAUD, Simon SIEMIANOWSKI
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Publication number: 20230225196Abstract: The present application relates to materials for use in electronic devices, to processes for preparing the materials, and to electronic devices containing the materials.Type: ApplicationFiled: May 25, 2021Publication date: July 13, 2023Inventors: Jens ENGELHART, Elvira MONTENEGRO, Simon SIEMIANOWSKI
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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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Publication number: 20230068853Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: December 9, 2019Publication date: March 2, 2023Applicant: Merck Patent GmbHInventors: Lars LIETZAU, Simon SIEMIANOWSKI
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Publication number: 20220380672Abstract: The invention relates to liquid crystal mixtures comprising a photoalignment component A) comprising one or more photoreactive mesogens of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o, and p have one of the meanings as given in claim 1, a liquid-crystalline component B), comprising one or more nematogenic compounds, and a polymerizable component C) comprising one or more polymerizable compounds of formula P, Pa-Spa-Pb??P wherein Pa, Pb and Spa have one of the meanings as given in claim 1. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to a LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: August 19, 2019Publication date: December 1, 2022Applicant: Merck Patent GmbHInventors: Simon SIEMIANOWSKI, Helmut HAENSEL, Nils GREINERT, Julia SPRANG, Martin HEHNER
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Publication number: 20220380673Abstract: Liquid crystal mixtures containing a photoalignment component A) containing a photoreactive mesogen of formula I, a liquid-crystalline component B) containing one or more nematogenic compounds, and a polymerizable component C) containing one or more polymerizable compounds of formula P, Pa-Spa-(Ap)n2-Spb-Pb??P and a method of producing such LC media, the use of such media in LC devices, and LC devices containing such a LC medium, and further a process for the fabrication of such liquid crystal displays and the use of the liquid crystal mixtures for the fabrication of such liquid crystal display.Type: ApplicationFiled: August 19, 2019Publication date: December 1, 2022Applicant: MERCK PATENT GMBHInventors: Simon SIEMIANOWSKI, Helmut HAENSEL, Kristin MUELLER, Julia SPRANG, Izumi SAITO, Qiong TONG
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Publication number: 20220251448Abstract: A compound of formula I, Further, a method of production of a compound of formula I, the use of said compounds in LC media, and LC media comprising one or more compounds of formula I. Further, a method of production of such LC media, the use of such media in LC devices, and a LC device comprising a LC medium according to the present invention. Also, a process for the fabrication of such a liquid crystal display and the use of the liquid crystal mixtures according to the invention for the fabrication of such a liquid crystal display.Type: ApplicationFiled: June 2, 2020Publication date: August 11, 2022Applicant: Merck Patent GmbHInventors: Lars Lietzau, Simon Siemianowski
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Patent number: 11352560Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: GrantFiled: April 18, 2019Date of Patent: June 7, 2022Assignee: Merck Patent GmbHInventors: Lars Lietzau, Simon Siemianowski, Izumi Saito
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Patent number: 11353751Abstract: A double layer liquid crystal device comprises a first and a second layer with orthogonal or crossed alignment of the liquid crystal phase of the two layers, in which the first and second layer have first and second alignment aids comprised of a polymerized or polymerizable molecular compound. The layers are aligned by UV photoalignment and vertical self-alignment by the aid of suitable additives.Type: GrantFiled: September 25, 2020Date of Patent: June 7, 2022Assignee: Merck Patent GmbHInventors: Joseph Sargent, Sarabjot Kaur, Simon Siemianowski, Izumi Saito
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Patent number: 11312907Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: GrantFiled: April 18, 2019Date of Patent: April 26, 2022Assignee: Merck Patent GmbHInventors: Lars Lietzau, Simon Siemianowski, Izumi Saito
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Publication number: 20220106525Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: October 7, 2019Publication date: April 7, 2022Applicant: MERCK PATENT GMBHInventors: Lars LIETZAU, Simon SIEMIANOWSKI
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Publication number: 20210292652Abstract: The invention relates to a compound of formula I, R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: April 18, 2019Publication date: September 23, 2021Applicant: MERCK PATENT GMBHInventors: Lars LIETZAU, Simon SIEMIANOWSKI, Izumi SAITO
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Publication number: 20210284912Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: April 18, 2019Publication date: September 16, 2021Applicant: MERCK PATENT GMBHInventors: Lars LIETZAU, Simon SIEMIANOWSKI, Izumi SAITO, Rocco FORTTE
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Publication number: 20210130693Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: April 18, 2019Publication date: May 6, 2021Applicant: Merck Patent GmbHInventors: Lars LIETZAU, Simon SIEMIANOWSKI, Izumi SAITO
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Patent number: 10988692Abstract: The invention relates to a medium comprising at least 60% of one or more compounds of formula I wherein R11, R12, MG11, MG12 and Sp1 have the meaning given herein below, to the use of such media in liquid crystal devices, in particular in flexoelectric liquid crystal devices, and to a flexoelectric liquid crystal device comprising a liquid crystal medium according to the present invention.Type: GrantFiled: November 18, 2016Date of Patent: April 27, 2021Assignee: Merck Patent GmbHInventors: Simon Siemianowski, Konstantin Schneider
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Publication number: 20210096431Abstract: A double layer liquid crystal device comprises a first and a second layer with orthogonal or crossed alignment of the liquid crystal phase of the two layers, in which the first and second layer have first and second alignment aids comprised of a polymerized or polymerizable molecular compound. The layers are aligned by UV photoalignment and vertical self-alignment by the aid of suitable additives.Type: ApplicationFiled: September 25, 2020Publication date: April 1, 2021Applicant: Merck Patent GmbHInventors: Joseph SARGENT, Sarabjot KAUR, Simon SIEMIANOWSKI, Izumi SAITO
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Publication number: 20210071081Abstract: The invention relates to a compound of formula I, wherein R11, R21, A11, A, Z, X11, X21, Y11, Y12, Sp11, Sp21, o and p have one of the meanings as given in claim 1. The invention further relates to method of production of a compound of formula I, to the use of said compounds in LC media and to LC media comprising one or more compounds of formula I. Further, the invention relates to a method of production of such LC media, to the use of such media in LC devices, and to LC device comprising a LC medium according to the present invention. The present invention further relates to a process for the fabrication such liquid crystal display and to the use of the liquid crystal mixtures according to the invention for the fabrication of such liquid crystal display.Type: ApplicationFiled: April 18, 2019Publication date: March 11, 2021Applicant: Merck Patent GmbHInventors: Lars LIETZAU, Simon SIEMIANOWSKI, Izumi SAITO
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Publication number: 20200299579Abstract: The invention relates to a liquid crystal medium comprising one or more dielectrically negative compounds and one or more dielectrically positive compounds, characterized in that the medium as a whole exhibits a dielectrically anisotropy (??) in the range from ?0.25 to +0.25. Furthermore, the invention relates to a method of production of such medium and to the use of such medium in a light modulation element utilizing flexoelectric switching. Moreover, the invention relates to a light modulation element utilizing flexoelectric switching comprising the described medium, to a method of production of such light modulation element, to the use of such light modulation element in electro-optical devices and to these electro-optical devices as such.Type: ApplicationFiled: November 19, 2018Publication date: September 24, 2020Applicant: MERCK PATENT GMBHInventors: Simon SIEMIANOWSKI, Rachel TUFFIN, Ian SAGE