Patents by Inventor Christian GORSCHE

Christian GORSCHE 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: 11793732
    Abstract: Dental material which comprises at least one compound of formula I, in which R1 is a linear, branched or cyclic aliphatic C1-C30 hydrocarbon radical or an aromatic C6-C30 hydrocarbon radical, wherein the aliphatic or aromatic hydrocarbon radical can be substituted or unsubstituted and wherein aliphatic hydrocarbon radicals can be interrupted by one or more urethane groups, ester groups, oxygen atoms and/or sulfur atoms; X, Y, Z independently of each other in each case are —COOR2, —CON(R3R4)—, an aromatic C6-C10 hydrocarbon radical or CN, wherein R2, R3, R4 in each case independently of each other is hydrogen, a linear, branched or cyclic aliphatic C1-C30 hydrocarbon radical or an aromatic C6-C30 hydrocarbon radical, wherein the aliphatic or aromatic hydrocarbon radical can be substituted or unsubstituted and wherein aliphatic hydrocarbon radicals can be interrupted by one or more oxygen atoms, and m is 2 or 3.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: October 24, 2023
    Assignee: Ivoclar Vivadent AG
    Inventors: Iris Lamparth, Norbert Moszner, Robert Liska, Christian Gorsche, Yohann Catel, Gernot Peer
  • Publication number: 20230210635
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Application
    Filed: August 8, 2022
    Publication date: July 6, 2023
    Inventors: Robert LISKA, Christian GORSCHE, Gyorgy HARAKALY, Markus KURY, Jurgen STAMPFL, Peter DORFINGER, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Patent number: 11542362
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: January 3, 2023
    Assignee: ALIGN TECHNOLOGY, INC.
    Inventors: Robert Liska, Christian Gorsche, György Harakaly, Markus Kury, Jürgen Stampfl, Peter Dorfinger, Yan Chen, Chunhua Li, Srinivas Kaza
  • Publication number: 20210395420
    Abstract: A resin composition for three dimensional printing at elevated temperatures forming high temperature-resistant materials, the resin composition comprising a heat curable component A having one or more chemical species chosen from the group comprised of monomers and/or oligomers and/or prepolymers of maleimide derivatives according to formula and a light-curable component B having one or more chemical species chosen from the group comprised of (meth)acrylate, (meth)acrylamide, vinyl esters, vinyl ether, vinyl, allyl, alkinyl or styrenic compounds as well as derivatives thereof substituted with at least one molecule from the group from which component A is chosen, wherein the amount of component A ranges from 30 wt % to 95 wt % based on the total weight of components A and B and the amount of the light-curable component B ranges from 5 to 70 wt %, based on the total weight of components A and B.
    Type: Application
    Filed: October 1, 2019
    Publication date: December 23, 2021
    Inventors: Christian FRANK, Christian GORSCHE, Robert GMEINER
  • Patent number: 11198668
    Abstract: Radically polymerizable composition which contains at least one vinyl ether according to general formula I:
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: December 14, 2021
    Assignees: Ivoclar Vivadent AG, Technische Universität Wien
    Inventors: Norbert Moszner, Yohann Catel, Iris Lamparth, Robert Liska, Christian Gorsche, Gernot Peer
  • Patent number: 11174338
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: November 16, 2021
    Assignee: Align Technology, Inc.
    Inventors: Robert Liska, Christian Gorsche, György Harakaly, Markus Kury, Jürgen Stampfl, Peter Dorfinger, Yan Chen, Chunhua Li, Srinivas Kaza
  • Publication number: 20210236388
    Abstract: Dental material which comprises at least one compound of formula I, in which R1 is a linear, branched or cyclic aliphatic C1-C30 hydrocarbon radical or an aromatic C6-C30 hydrocarbon radical, wherein the aliphatic or aromatic hydrocarbon radical can be substituted or unsubstituted and wherein aliphatic hydrocarbon radicals can be interrupted by one or more urethane groups, ester groups, oxygen atoms and/or sulfur atoms; X, Y, Z independently of each other in each case are -COOR2—, -CON(R3R4)—, an aromatic C6-C10 hydrocarbon radical or CN, wherein R2, R3, R4 in each case independently of each other is hydrogen, a linear, branched or cyclic aliphatic C1-C30 hydrocarbon radical or an aromatic C6-C30 hydrocarbon radical, wherein the aliphatic or aromatic hydrocarbon radical can be substituted or unsubstituted and wherein aliphatic hydrocarbon radicals can be interrupted by one or more oxygen atoms, and m is 2 or 3.
    Type: Application
    Filed: February 3, 2021
    Publication date: August 5, 2021
    Inventors: Iris Lamparth, Norbert Moszner, Robert Liska, Christian Gorsche, Yohann Catel, Gernot Peer
  • Patent number: 10982071
    Abstract: The invention relates to the use of sulfonic acid esters of the following Formula 1 and/or Formula 2, individually or as a mixture of more than one thereof, as regulators in polymerization reactions of radically polymerizable, ethylenically unsaturated monomers: wherein A in each case independently is selected from H, CN, linear, branched or cyclic aliphatic or aromatic C1-C30 hydrocarbon residues; X in each case independently is —COO— or —CON(R1)—, wherein the binding to A occurs via O or N, or is absent if A is an aromatic hydrocarbon residue or CN; B in each case independently is selected from linear, branched or cyclic aliphatic or aromatic C1-C30 hydrocarbon residues; R1 in each case independently is selected from hydrogen and linear, branched or cyclic aliphatic or aromatic C1-C10 hydrocarbon residues, which are optionally substituted with one or more OH groups, wherein the aliphatic hydrocarbon residues are optionally interrupted by one or more oxygen atoms; and n in each case independently is
    Type: Grant
    Filed: May 2, 2016
    Date of Patent: April 20, 2021
    Assignee: Ivoclar Vivadent AG
    Inventors: Robert Liska, Christian Gorsche, Konstanze Seidler, Norbert Moszner
  • Patent number: 10954334
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: March 23, 2021
    Assignee: ALIGN TECHNOLOGY, INC.
    Inventors: Robert Liska, Christian Gorsche, György Harakaly, Markus Kury, Jürgen Stampfl, Peter Dorfinger, Yan Chen, Chunhua Li, Srinivas Kaza
  • Publication number: 20210002396
    Abstract: Provided herein are photopolymerizable monomers, optionally for use as reactive diluents in a high temperature lithography-based photopolymerization process, a method of producing polymers using said photopolymerizable monomers, the polymers thus produced, and orthodontic appliances comprising the polymers.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Inventors: Robert LISKA, Christian GORSCHE, Markus KURY, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Patent number: 10781274
    Abstract: Provided herein are photopolymerizable monomers, optionally for use as reactive diluents in a high temperature lithography-based photopolymerization process, a method of producing polymers using said photopolymerizable monomers, the polymers thus produced, and orthodontic appliances comprising the polymers.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: September 22, 2020
    Assignee: ALIGN TECHNOLOGY, INC.
    Inventors: Robert Liska, Christian Gorsche, Markus Kury, Yan Chen, Chunhua Li, Srinivas Kaza
  • Patent number: 10781275
    Abstract: Provided herein are photopolymerizable monomers, optionally for use as reactive diluents in a high temperature lithography-based photopolymerization process, a method of producing polymers using said photopolymerizable monomers, the polymers thus produced, and orthodontic appliances comprising the polymers.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: September 22, 2020
    Assignee: ALIGN TECHNOLOGY, INC.
    Inventors: Robert Liska, Christian Gorsche, Markus Kury, Yan Chen, Chunhua Li, Srinivas Kaza
  • Patent number: 10736820
    Abstract: Radically polymerizable dental material, which contains at least one sulphonic acid ester of Formula 1: in which A is H, CN, an aromatic, cycloaliphatic, linear or branched aliphatic C1-C30-hydrocarbon radical or a combination thereof; X is COO— or —CON(R1)— or is absent; B is an aromatic, cycloaliphatic, linear or branched aliphatic C1-C30-hydrocarbon radical, or a combination thereof; R1 is hydrogen or an aromatic, cycloaliphatic, linear or branched aliphatic C1-C10-hydrocarbon radical; m is an integer from 1 to 6, n is an integer from 1 to 6 and p is an integer from 1 to 6; wherein m and p cannot simultaneously be greater than 1. The compounds of Formula 1 are active as chain transfer agents in radical polymerization.
    Type: Grant
    Filed: May 2, 2016
    Date of Patent: August 11, 2020
    Assignees: Ivoclar Vivadent AG, Technicshe Universität Wien
    Inventors: Norbert Moszner, Iris Lamparth, Urs Karl Fischer, Kai Rist, Peter Burtscher, Robert Liska, Christian Gorsche, Konstanze Seidler
  • Publication number: 20200087241
    Abstract: Radically polymerizable composition which contains at least one vinyl ether according to general formula I: in which the variables have the following meanings: A is H, CN, a cycloaliphatic, linear or branched aliphatic C1-C30 hydrocarbon residue, an aromatic C6-C30 hydrocarbon residue or a combination thereof; X is —COO—, —CON(R3)— or is dispensed with; B is H, CN, a cycloaliphatic, linear or branched aliphatic C1-C30 hydrocarbon residue, an aromatic C6-C30 hydrocarbon residue or a combination thereof; Y is —COO—, —CON(R3)— or is dispensed with; R1-3 in each case independently of one another are hydrogen, a cycloaliphatic, linear or branched aliphatic C1-C10 hydrocarbon residue or an aromatic C6-C10 hydrocarbon residue; m is an integer from 1 to 6; n is an integer from 1 to 6; p is an integer from 1 to 6; wherein m and p cannot be greater than 1 at the same time and wherein if m=1, p=n, and if p=1, m=n.
    Type: Application
    Filed: August 20, 2019
    Publication date: March 19, 2020
    Inventors: Norbert Moszner, Yohann Catel, Iris Lamparth, Robert Liska, Christian Gorsche, Gernot Peer
  • Publication number: 20200040130
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 6, 2020
    Inventors: Robert LISKA, Christian GORSCHE, György HARAKALY, Markus KURY, Jürgen STAMPFL, Peter DORFINGER, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Publication number: 20200040113
    Abstract: Provided herein are photopolymerizable monomers, optionally for use as reactive diluents in a high temperature lithography-based photopolymerization process, a method of producing polymers using said photopolymerizable monomers, the polymers thus produced, and orthodontic appliances comprising the polymers.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 6, 2020
    Inventors: Robert LISKA, Christian GORSCHE, Markus KURY, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Publication number: 20190345276
    Abstract: Provided herein are photopolymerizable monomers, optionally for use as reactive diluents in a high temperature lithography-based photopolymerization process, a method of producing polymers using said photopolymerizable monomers, the polymers thus produced, and orthodontic appliances comprising the polymers.
    Type: Application
    Filed: May 3, 2019
    Publication date: November 14, 2019
    Inventors: Robert LISKA, Christian GORSCHE, Markus KURY, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Publication number: 20190338067
    Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
    Type: Application
    Filed: May 3, 2019
    Publication date: November 7, 2019
    Inventors: Robert LISKA, Christian GORSCHE, György HARAKALY, Markus KURY, Jürgen STAMPFL, Peter DORFINGER, Yan CHEN, Chunhua LI, Srinivas KAZA
  • Patent number: 10342744
    Abstract: Radically polymerizable dental material, which contains at least one compound of Formula I: The material preferably additionally contains a radically polymerizable monomer, an initiator for the radical polymerization and filler. It is characterized by a low polymerization contraction stress.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: July 9, 2019
    Assignees: Ivoclar Vivadent AG, Technische Universität Wien
    Inventors: Norbert Moszner, Urs-Karl Fischer, Iris Lamparth, Peter Burtscher, Robert Liska, Christian Gorsche, Konstanze Seidler, Paul Gauss
  • Patent number: 10213367
    Abstract: Radically polymerizable dental material, which contains at least one compound of Formula I: and at least one thermolabile radically polymerizable compound and/or at least one photolabile radically polymerizable compound. The materials are characterized by debonding-on-demand properties.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: February 26, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Kai Rist, Iris Lamparth, Peter Burtscher, Christian Gorsche, Robert Liska