Patents by Inventor Erdal Durmaz

Erdal Durmaz 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: 9938464
    Abstract: The instant invention relates to mesogenic media comprising one or more compounds of formula G wherein the parameters are as specified in the text, preferably to mesogenic media showing a blue phase, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: April 10, 2018
    Assignee: Merck Patent GmbH
    Inventors: Michael Wittek, Matthias Bremer, Erdal Durmaz
  • Patent number: 9822305
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising one or both components selected from the two following components, components A and B, component A, comprising one or more compounds selected from the group of compounds of formula I-M, and component B, consisting of one or more compounds selected from the group of compounds of formula I-U, wherein the parameters are as specified in the text, preferably stabilized by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: November 21, 2017
    Assignee: MERCK PATENT GMBH
    Inventors: Michael Wittek, Erdal Durmaz, Malgorzata Rillich, Mila Fischer, Matthias Bremer
  • Patent number: 9776952
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilized blue phase, and in LC media for LC displays of the PS or PSA type (“polymer sustained” or “polymer sustained alignment”), and to LC media and LC displays comprising these compounds.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: October 3, 2017
    Assignee: Merck Patent GmbH
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz
  • Patent number: 9567285
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilized blue phase, and in LC media for LC displays of the PS or PSA type (“polymer sustained” or “polymer sustained alignment”), and to LC media and LC displays comprising these compounds.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: February 14, 2017
    Assignee: Merck Patent GmbH
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz
  • Publication number: 20160326436
    Abstract: The instant invention relates to mesogenic media comprising one or more compounds of formula G wherein the parameters are as specified in the text, preferably to mesogenic media showing a blue phase, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices.
    Type: Application
    Filed: December 3, 2014
    Publication date: November 10, 2016
    Applicant: Merck Patent GmbH
    Inventors: Michael WITTEK, Matthias BREMER, Erdal DURMAZ
  • Publication number: 20160152546
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilised blue phase, and in LC media for LC displays of the PS or PSA type (“polymer sustained” or “polymer sustained alignment”), and to LC media and LC displays comprising these compounds.
    Type: Application
    Filed: February 5, 2016
    Publication date: June 2, 2016
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Axel JANSEN, Thorsten KODEK, Helmut HAENSEL, Erdal DURMAZ
  • Patent number: 9255223
    Abstract: The invention relates to 1,1-disubstituted cyclohexane derivatives containing one or more polymerizable groups, and to liquid-crystalline media comprising at least one compound of the formula I. At least one of the polymerizable groups is located at the geminally substituted position of the cyclohexane ring. The compounds are suitable for the stabilization of liquid-crystalline phases. Examples of polymer-stabilized blue phases are indicated.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: February 9, 2016
    Assignee: Merck Patent GmbH
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz
  • Patent number: 9217109
    Abstract: The present invention relates to liquid-crystalline media and display devices comprising polymerizable compounds, to the use of the polymerizable compounds for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilized blue phase, and in LC media for LC displays of the PS or PSA (“polymer sustained” or “polymer sustained alignment”) type. The polymerizable compounds comprise a ring system which is functionalized by three or more polymerizable groups, each connected via an optional spacer group.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: December 22, 2015
    Assignee: MERCK PATENT GmbH
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz, Julia Sprang
  • Patent number: 9181482
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, and to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS (polymer-stabilised) and PSA (polymer-sustained alignment) type.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: November 10, 2015
    Assignee: Merck Patent GmbH
    Inventors: Achim Goetz, Erdal Durmaz, Malgorzata Rillich, Andreas Taugerbeck
  • Publication number: 20150247089
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising one or both components selected from the two following components, components A and B, component A, comprising one or more compounds selected from the group of compounds of formula I-M, and component B, consisting of one or more compounds selected from the group of compounds of formula I-U, wherein the parameters are as specified in the text, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Application
    Filed: August 26, 2013
    Publication date: September 3, 2015
    Applicant: MERCK PATENT GMBH
    Inventors: Michael Wittek, Erdal Durmaz, Malgorzata Rillich, Mila Fischer, Matthias Bremer
  • Patent number: 9120969
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising one, two or more compounds of formula I-A wherein the parameters are as specified in the text, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: September 1, 2015
    Assignee: Merck Patent GmbH
    Inventors: Michael Wittek, Norihiko Tanaka, Mila Fischer, Matthias Bremer, Erdal Durmaz, Malgorzata Rillich
  • Publication number: 20140104544
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, and to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS (polymer-stabilised) and PSA (polymer-sustained alignment) type.
    Type: Application
    Filed: December 17, 2013
    Publication date: April 17, 2014
    Applicant: MERCK PATENT GMBH
    Inventors: Achim GOETZ, Erdal DURMAZ, Malgorzata RILLICH, Andreas TAUGERBECK
  • Patent number: 8697200
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, and to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS (polymer-stabilized) and PSA (polymer-sustained alignment) type.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: April 15, 2014
    Assignee: Merck Patent GmbH
    Inventors: Achim Goetz, Erdal Durmaz, Malgorzata Rillich, Andreas Taugerbeck
  • Publication number: 20140077130
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising one, two or more compounds of formula I-A wherein the parameters are as specified in the text, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Application
    Filed: September 18, 2013
    Publication date: March 20, 2014
    Applicant: MERCK PATENT GmbH
    Inventors: Michael WITTEK, Norihiko TANAKA, Mila FISCHER, Matthias BREMER, Erdal DURMAZ, Malgorzata RILLICH
  • Patent number: 8659737
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising two or more components selected from the following components, components A to C, component A comprising one or more compounds selected from the group of compounds of formula I-T component B consisting of one or more compounds selected from the group of compounds of formula I-N component C consisting of one or more compounds selected from the group of compounds of formula I-E wherein the parameters are as specified in the text, preferably stabilized by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: February 25, 2014
    Assignee: Merck Patent GmbH
    Inventors: Michael Wittek, Norihiko Tanaka, Mila Fischer, Erdal Durmaz
  • Patent number: 8592007
    Abstract: The present invention relates to polymerizable compounds, to processes and intermediates for the preparation thereof, and to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays, especially in LC displays of the PS (polymer stabilized) or PSA (polymer sustained alignment) type.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: November 26, 2013
    Assignee: Merck Patent GmbH
    Inventors: Achim Goetz, Erdal Durmaz, Malgorzata Rillich, Andreas Taugerbeck
  • Publication number: 20130119311
    Abstract: The present invention relates to liquid-crystalline media and display devices comprising polymerisable compounds, to the use of the polymerisable compounds for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilised blue phase, and in LC media for LC displays of the PS or PSA (“polymer sustained” or “polymer sustained alignment”) type. The polymerisable compounds comprise a ring system which is functionalised by three or more polymerisable groups, each connected via an optional spacer group.
    Type: Application
    Filed: June 29, 2011
    Publication date: May 16, 2013
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz, Julia Sprang
  • Publication number: 20130057947
    Abstract: The instant invention relates to mesogenic media exhibiting a blue phase, comprising two or more components selected from the following components, components A to C, component A comprising one or more compounds selected from the group of compounds of formula I-T component B consisting of one or more compounds selected from the group of compounds of formula I-N component C consisting of one or more compounds selected from the group of compounds of formula I-E wherein the parameters are as specified in the text, preferably stabilized by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such displays.
    Type: Application
    Filed: August 31, 2012
    Publication date: March 7, 2013
    Applicant: MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
    Inventors: Michael WITTEK, Norihiko TANAKA, Mila FISCHER, Erdal DURMAZ
  • Publication number: 20120327357
    Abstract: The present invention relates to polymerisable compounds, to processes and intermediates for the preparation thereof, to the use thereof for optical, electro-optical and electronic purposes, in particular in liquid-crystal (LC) media and LC displays having a polymer-stabilised blue phase, and in LC media for LC displays of the PS or PSA type (“polymer sustained” or “polymer sustained alignment”), and to LC media and LC displays comprising these compounds.
    Type: Application
    Filed: February 24, 2011
    Publication date: December 27, 2012
    Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz
  • Publication number: 20120298916
    Abstract: The invention relates to 1,1-disubstituted cyclohexane derivatives containing one or more polymerisable groups, and to liquid-crystalline media comprising at least one compound of the formula I. At least one of the polymerisable groups is located at the geminally substituted position of the cyclohexane ring. The compounds are suitable for the stabilisation of liquid-crystalline phases. Examples of polymer-stabilised blue phases are indicated.
    Type: Application
    Filed: December 23, 2010
    Publication date: November 29, 2012
    Applicant: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Axel Jansen, Thorsten Kodek, Helmut Haensel, Erdal Durmaz