Patents by Inventor Jean-Francois Eckert

Jean-Francois Eckert 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).

  • Photoaligning material
    Patent number: 9097938
    Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: August 4, 2015
    Assignee: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Ester group containing liquid crystals for optical or electro optical devices
    Patent number: 8951616
    Abstract: The invention relates to polymerizable liquid crystals compound (I) having a liquid crystalline phase and to liquid crystalline compositions comprising compounds (I), their use as birefringence layer.
    Type: Grant
    Filed: July 5, 2010
    Date of Patent: February 10, 2015
    Assignee: Rolic AG
    Inventors: Jean Francois Eckert, Martin Roth
  • PHOTOALIGNING MATERIALS
    Publication number: 20140342086
    Abstract: The present invention relates to polymer, homo- or copolymer or oligomer, which, when irradiated with polarised light orients perpendicular to the polarization direction of polarized actinic light, for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, and which derives from at least one monomer (I), compositions thereof, and its use for optical and electro optical devices, such as, liquid crystal devices (LCDs), especially for planar orientation of liquid crystals.
    Type: Application
    Filed: September 28, 2012
    Publication date: November 20, 2014
    Inventors: Mohammed Ibn-Elhaj, Eva Veenstra, Sabrina Chappellet, Jean-François Eckert, Frédéric Lincker, Satish Palika, Valsa Kannookadan, Qian Tang
  • PHOTOALIGNING MATERIALS
    Publication number: 20140249244
    Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, comprising a main chain and a side chain, wherein the side chain and/or main chain comprises a polar group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
    Type: Application
    Filed: September 28, 2012
    Publication date: September 4, 2014
    Applicant: ROLIC AG
    Inventors: Sabrina Chappellet, Jean-Francois Eckert, Mohammed Ibn-Elhaj, Frederic Lincker, Satish Palika, Hubert Seiberle, Qian Tang, Eva Veenstra
  • PHOTOREACTIVE COMPOUNDS
    Publication number: 20140192305
    Abstract: The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.
    Type: Application
    Filed: August 7, 2012
    Publication date: July 10, 2014
    Applicant: ROLIC AG
    Inventors: Frederic Lincker, Izabela Bury S. Pires, Sabrina Chappellet, Patricia Scandiucci De Freitas, Mohammed Ibn-Elhaj, Qian Tang, Satish Palika, Masato Hoshino, Jean-Francois Eckert
  • PHOTOALIGNING MATERIAL
    Publication number: 20140162076
    Abstract: The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
    Type: Application
    Filed: July 24, 2012
    Publication date: June 12, 2014
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Photocrosslinkable materials
    Patent number: 8557922
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: October 15, 2013
    Assignee: Rolic AG
    Inventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
  • PHOTOALIGNING MATERIAL
    Publication number: 20130035446
    Abstract: The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
    Type: Application
    Filed: April 19, 2011
    Publication date: February 7, 2013
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • PHOTOCROSSLINKABLE MATERIALS
    Publication number: 20130004679
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 3, 2013
    Applicant: ROLIC AG
    Inventors: Thomas BACHELS, Zoubair Mohammed CHERKAOUI, Guy MARCK, Olivier MULLER, Joachim REICHARDT, Andreas SCHUSTER, Hubert SEIBERLE, Peggy STUDER, Thomas PEGLOW, Jean-Francois ECKERT
  • PHOTOALIGNING MATERIAL WITH LATERAL SUBSTITUTION
    Publication number: 20120316317
    Abstract: The present invention relates to photoaligning material with lateral substitution, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).
    Type: Application
    Filed: February 9, 2011
    Publication date: December 13, 2012
    Applicant: ROLIC AG
    Inventors: Jean-Francois Eckert, Satish Palika, Andreas Schuster
  • Photocrosslinkable materials
    Patent number: 8329823
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Grant
    Filed: December 1, 2011
    Date of Patent: December 11, 2012
    Assignee: ROLIC AG
    Inventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
  • ESTER GROUP CONTAINING LIQUID CRYSTALS FOR OPTICAL OR ELECTRO OPTICAL DEVICES
    Publication number: 20120114907
    Abstract: The invention relates to polymerisable liquid crystals compound (I) having a liquid crystalline phase and to liquid crystalline compositions comprising compounds (I), their use as birefringence layer.
    Type: Application
    Filed: July 5, 2010
    Publication date: May 10, 2012
    Applicant: ROLIC AG.
    Inventors: Jean Francois Eckert, Martin Roth
  • Photocrosslinkable materials
    Patent number: 8173749
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Grant
    Filed: December 19, 2006
    Date of Patent: May 8, 2012
    Assignee: Rolic AG
    Inventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
  • PHOTOCROSSLINKABLE MATERIALS
    Publication number: 20120076952
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Application
    Filed: December 1, 2011
    Publication date: March 29, 2012
    Applicant: ROLIC AG
    Inventors: Thomas BACHELS, Zoubair Mohammed CHERKAOUI, Guy MARCK, Olivier MULLER, Joachim REICHARDT, Andreas SCHUSTER, Hubert SEIBERLE, Peggy STUDER, Thomas PEGLOW, Jean-François ECKERT
  • FUNCTIONALIZED PHOTOREACTIVE COMPOUNDS
    Publication number: 20100266821
    Abstract: The present invention relates to a photoreactive compound for the preparation of a photoalignment material comprising thioether units, wherein the photoreactive compound is comprising at least one ene group and at least one photoalignment group, and further to a composition comprising at least one photoreactive compound and at least one polythiol, the use of this composition for the preparation of photoalignment materials, and their use for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.
    Type: Application
    Filed: November 6, 2008
    Publication date: October 21, 2010
    Applicant: ROLIC AG
    Inventors: Izabela Bury, Jean-Francois Eckert, Olivier Muller, Hubert Seiberle, Peggy Studer
  • PHOTOCROSSLINKABLE MATERIALS COMPRISING ALICYCLIC GROUP
    Publication number: 20100048849
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Application
    Filed: April 10, 2008
    Publication date: February 25, 2010
    Applicant: Rolic AG
    Inventors: Jean-Francois Eckert, Guy Marck, Oliver Muller
  • Photocrosslinkable Materials
    Publication number: 20080293888
    Abstract: A diamine compound of formula (I) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.
    Type: Application
    Filed: December 19, 2006
    Publication date: November 27, 2008
    Applicant: ROLIC AG
    Inventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert