Patents by Inventor Peggy Studer
Peggy Studer 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: 10558089Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight; preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further, the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.Type: GrantFiled: May 23, 2017Date of Patent: February 11, 2020Assignee: ROLIC AGInventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
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Publication number: 20170362381Abstract: A thermally stable diamine compound of formula (I?) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound. Also, a process of preparing orientation layers for liquid crystals including preparing orientation layers for liquid crystals from thermally stable alignment materials comprising diamine compounds of formula (I?).Type: ApplicationFiled: September 6, 2017Publication date: December 21, 2017Applicant: ROLIC AGInventors: Izabela BURY, Guy MARCK, Satish PALIKA, Peggy STUDER
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Publication number: 20170255064Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight; preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further, the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.Type: ApplicationFiled: May 23, 2017Publication date: September 7, 2017Applicant: ROLIC AGInventors: Izabela BURY, Fabien Xavier DELBAERE, Olivier MULLER, Joachim REICHARDT, Hubert SEIBERLE, Peggy STUDER, Satish PALIKA
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Patent number: 9715144Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight, preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro—optical and optical elements, systems and devices.Type: GrantFiled: December 17, 2008Date of Patent: July 25, 2017Assignee: ROLIC AGInventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika
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Publication number: 20170203602Abstract: This invention relates to an optical element for the purpose of identification and/or prevention of forgery or copying, including at least one layer with anisotropic optical properties, wherein the anisotropic optical properties are patterned, characterized in that the pattern represents biometric information. In addition, this invention relates to a method for the preparation of an optical element for the purpose of identification and/or prevention of forgery or copying.Type: ApplicationFiled: February 17, 2017Publication date: July 20, 2017Applicant: ROLIC LTD.Inventors: Fabien Xavier DELBAERE, Hubert SEIBERLE, Peggy STUDER
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Patent number: 9612375Abstract: This invention relates to an optical element for the purpose of identification and/or prevention of forgery or copying, including at least one layer with anisotropic optical properties, wherein the anisotropic optical properties are patterned, characterized in that the pattern represents biometric information. In addition, this invention relates to a method for the preparation of an optical element for the purpose of identification and/or prevention of forgery or copying.Type: GrantFiled: May 9, 2014Date of Patent: April 4, 2017Assignee: ROLIC LTD.Inventors: Fabien Xavier Delbaere, Hubert Seiberle, Peggy Studer
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Patent number: 9499649Abstract: 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: GrantFiled: November 6, 2008Date of Patent: November 22, 2016Assignee: ROLIC AGInventors: Izabela Bury, Jean-Francois Eckert, Olivier Muller, Hubert Seiberle, Peggy Studer
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Publication number: 20150285977Abstract: This invention relates to an optical element for the purpose of identification and/or prevention of forgery or copying, including at least one layer with anisotropic optical properties, wherein the anisotropic optical properties are patterned, characterized in that the pattern represents biometric information. In addition, this invention relates to a method for the preparation of an optical element for the purpose of identification and/or prevention of forgery or copying.Type: ApplicationFiled: May 9, 2014Publication date: October 8, 2015Applicant: ROLIC LTD.Inventors: Fabien Xavier DELBAERE, Hubert SEIBERLE, Peggy STUDER
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Patent number: 8760614Abstract: This invention relates to an optical element for the purpose of identification and/or prevention of forgery or copying, including at least one layer with anisotropic optical properties, wherein the anisotropic optical properties are patterned, characterized in that the pattern represents biometric information. In addition, this invention relates to a method for the preparation of an optical element for the purpose of identification and/or prevention of forgery or copying.Type: GrantFiled: March 6, 2009Date of Patent: June 24, 2014Assignee: Rolic Ltd.Inventors: Fabien Xavier Delbaere, Hubert Seiberle, Peggy Studer
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Patent number: 8574454Abstract: The present invention relates to a photo-polymerized, patterned or unpatterned liquid crystal polymer, especially a liquid crystal polymer film or a liquid crystal polymer network, comprising thio-ether units of formula (I) * covalent bond, which links the unit of formula (I) to the residue of the polymer wherein LC1 is selected from the group of liquid crystal residues, X1 is selected from the group of aliphatic organic residues, and n1 is an integer ?0 and m1 is an integer ?0; with the proviso that if n1 is 0, then m1 is >0, and if m1 is 0, then n1>0; which is prepared in an atmosphere containing oxygen, preferably with an amount of 0.1?oxygen?50%, more preferably 1?oxygen?25%, most preferably in air; with the proviso that polymer dispersed liquid crystals are excluded. Further, this invention relates to a composition used for the preparation of that photo-polymerized liquid crystal polymer of the invention, to processes of the preparation of that liquid crystal polymer and to its use.Type: GrantFiled: December 11, 2007Date of Patent: November 5, 2013Assignee: Rolic AGInventors: Thomas Bachels, Izabela Bury, Guy Marck, Hubert Seiberle, Peggy Studer, Stefano Tugulu
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Patent number: 8557922Abstract: 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: GrantFiled: September 14, 2012Date of Patent: October 15, 2013Assignee: Rolic AGInventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
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Publication number: 20130004679Abstract: 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: ApplicationFiled: September 14, 2012Publication date: January 3, 2013Applicant: ROLIC AGInventors: Thomas BACHELS, Zoubair Mohammed CHERKAOUI, Guy MARCK, Olivier MULLER, Joachim REICHARDT, Andreas SCHUSTER, Hubert SEIBERLE, Peggy STUDER, Thomas PEGLOW, Jean-Francois ECKERT
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Patent number: 8329823Abstract: 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: GrantFiled: December 1, 2011Date of Patent: December 11, 2012Assignee: ROLIC AGInventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
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Patent number: 8173749Abstract: 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: GrantFiled: December 19, 2006Date of Patent: May 8, 2012Assignee: Rolic AGInventors: Thomas Bachels, Zoubair Mohammed Cherkaoui, Guy Marck, Olivier Muller, Joachim Reichardt, Andreas Schuster, Hubert Seiberle, Peggy Studer, Thomas Peglow, Jean-Francois Eckert
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Publication number: 20120076952Abstract: 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: ApplicationFiled: December 1, 2011Publication date: March 29, 2012Applicant: ROLIC AGInventors: Thomas BACHELS, Zoubair Mohammed CHERKAOUI, Guy MARCK, Olivier MULLER, Joachim REICHARDT, Andreas SCHUSTER, Hubert SEIBERLE, Peggy STUDER, Thomas PEGLOW, Jean-François ECKERT
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Patent number: 7959990Abstract: The present invention concerns functionalized photoreactive compounds of formula (I), that are particularly useful in materials for the alignment of liquid crystals. Due to the adjunction of an electron withdrawing group to specific molecular systems bearing an unsaturation directly attached to two unsaturated ring systems, exceptionally high photosensitivities, excellent alignment properties as well as good mechanical robustness could be achieved in materials comprising said functionalized photoreactive compounds of the invention.Type: GrantFiled: September 15, 2006Date of Patent: June 14, 2011Assignee: Rolic AGInventors: Zoubair Mohammed Cherkaoui, Peggy Studer, Joachim Reichardt, Hubert Seiberle
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Publication number: 20110065859Abstract: A thermally stable diamine compound of formula (I?) is proposed as well as polymers, copolymers, polyamic acids, polyamic acid esters, or polyimides based on such compound.Type: ApplicationFiled: April 10, 2008Publication date: March 17, 2011Applicant: ROLIC AGInventors: Izabela Bury, Guy Marck, Satish Palika, Peggy Studer
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Publication number: 20110017838Abstract: This invention relates to an optical element for the purpose of identification and/or prevention of forgery or copying, including at least one layer with anisotropic optical properties, wherein the anisotropic optical properties are patterned, characterized in that the pattern represents biometric information. In addition, this invention relates to a method for the preparation of an optical element for the purpose of identification and/or prevention of forgery or copying.Type: ApplicationFiled: March 6, 2009Publication date: January 27, 2011Applicant: ROLIC LTD.Inventors: Fabien Xavier Delbaere, Hubert Seiberle, Peggy Studer
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Publication number: 20100266821Abstract: 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: ApplicationFiled: November 6, 2008Publication date: October 21, 2010Applicant: ROLIC AGInventors: Izabela Bury, Jean-Francois Eckert, Olivier Muller, Hubert Seiberle, Peggy Studer
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Publication number: 20100266814Abstract: The present invention relates to a photoalignment composition comprising a) 0.001 to 20%, by weight, preferably, 1 to 10% by weight, more preferably 1 to 9% by weight of at least one photoreactive compound (I) that comprises a photoalignment group and b) 80 to 99.999% by weight, preferably, 90 to 99% by weight, more preferably 91 to 99% by weight of at least one compound (II) that does not comprise a photoalignment group, and c) optionally at least one reactive or non reactive additives, and d) optionally at least one solvent. Further the present invention relates to the use of this photoalignment composition for the alignment of liquid crystals or liquid crystal polymers, in electro-optical and optical elements, systems and devices.Type: ApplicationFiled: December 17, 2008Publication date: October 21, 2010Applicant: ROLIC AGInventors: Izabela Bury, Fabien Xavier Delbaere, Olivier Muller, Joachim Reichardt, Hubert Seiberle, Peggy Studer, Satish Palika