Patents by Inventor Jörg Angermann

Jörg Angermann 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).

  • Publication number: 20220370300
    Abstract: Radically polymerizable dental material, which contains at least one ABA or AB block copolymer, preferably at least one monofunctional, radically polymerizable monomer (a) and preferably at least one radically polymerizable urethane di(meth)acrylate telechel (b).
    Type: Application
    Filed: May 4, 2022
    Publication date: November 24, 2022
    Inventors: Norbert Moszner, Jörg Angermann, Iris Lamparth, Yohann Catel, Kai Rist
  • Publication number: 20220226200
    Abstract: Radically polymerizable dental material, which includes a combination of at least three thiourea derivatives, a hydroperoxide and preferably a transition metal compound as initiator system for the radical polymerization.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 21, 2022
    Inventors: Jörg Angermann, Johannes Schädlich, Thomas Köhler
  • Patent number: 11357709
    Abstract: Radically polymerizable dental material, which contains a combination of a thiourea derivative and a hydroperoxide according to the following Formula (I) as initiator system for the radical polymerization:
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: June 14, 2022
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Thomas Köhler, Johannes Schädlich, Jörg Angermann
  • Patent number: 10781223
    Abstract: Radically polymerizable silane according to the general formula I in which R1 is a linear or branched aliphatic C1-C9-alkyl radical, phenyl or alkylated phenyl radical, R2, R3 independently of each other in each case are absent or are a linear or branched aliphatic C1-C20-alkylene radical, which can be interrupted by S or O atoms, R4, R5, R6 independently of each other in each case are —Cl, —O—CH3, —O—C2H5, —CH3 or —C2H5, X is CH2 or O, Y is absent, or is O or NR?, wherein R? is H or a C1-5-alkyl radical, and Z is absent, or is O, NR?, —CO—O—, —CO—NR?—, —O—CO—O—, —O—CO—NR?—, or —NR?—CO—NR?—, wherein R? is H or a C1-5-alkyl radical and wherein the radicals R2 and R3 cannot be absent at the same time and Z is absent if R2 or R3 is absent, polycondensates based thereon and fillers surface-modified therewith.
    Type: Grant
    Filed: July 2, 2018
    Date of Patent: September 22, 2020
    Assignees: Technische Universität Wien, Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Jörg Angermann, Urs Karl Fischer, Iris Lamparth, Yohann Catel, Robert Liska
  • Publication number: 20200253837
    Abstract: Radically polymerizable dental material, which contains a combination of a thiourea derivative and a hydroperoxide according to the following Formula (I) as initiator system for the radical polymerization:
    Type: Application
    Filed: January 31, 2020
    Publication date: August 13, 2020
    Inventors: Norbert Moszner, Thomas Köhler, Johannes Schädlich, Jörg Angermann
  • Patent number: 10322070
    Abstract: The invention relates to dental materials which contain at least one compound of Formula I The materials are characterized by very good mechanical properties after curing.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: June 18, 2019
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Jörg Angermann, Urs-Karl Fischer, Martina Hauner
  • Publication number: 20190010172
    Abstract: Radically polymerizable silane according to the general formula I in which R1 is a linear or branched aliphatic C1-C9-alkyl radical, phenyl or alkylated phenyl radical, R2, R3 independently of each other in each case are absent or are a linear or branched aliphatic C1-C20-alkylene radical, which can be interrupted by S or O atoms, R4, R5, R6 independently of each other in each case are —Cl, —O—CH3, —O—C2H5, —CH3 or —C2H5, X is CH2 or O, Y is absent, or is O or NR?, wherein R? is H or a C1-5-alkyl radical, and Z is absent, or is O, NR?, —CO—O—, —CO—NR?—, —O—CO—O—, —O—CO—NR?—, or —NR?—CO—NR?—, wherein R? is H or a C1-5-alkyl radical and wherein the radicals R2 and R3 cannot be absent at the same time and Z is absent if R2 or R3 is absent, polycondensates based thereon and fillers surface-modified therewith.
    Type: Application
    Filed: July 2, 2018
    Publication date: January 10, 2019
    Inventors: Norbert Moszner, Jörg Angermann, Urs Karl Fischer, Iris Lamparth, Yohann Catel, Robert Liska
  • Publication number: 20180042822
    Abstract: The invention relates to dental materials which contain at least one compound of Formula I The materials are characterized by very good mechanical properties after curing.
    Type: Application
    Filed: February 11, 2016
    Publication date: February 15, 2018
    Inventors: Norbert Moszner, Jörg Angermann, Urs-Karl Fischer, Martina Hauner
  • Patent number: 9040602
    Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: May 26, 2015
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Yohann Catel, Jörg Angermann, Thorsten Bock, Volker Rheinberger
  • Patent number: 8921450
    Abstract: The invention relates to a radically polymerizable monomer of formula (I) wherein W1 and W2 in each case independently represent H or X—R—Y—PG, wherein at least one of W1 and W2 represents X—R—Y—PG, X in each case independently is missing or represents an ether, ester, amide, urethane or urea group, Y in each case independently is missing or represents an ether, ester, amide, urethane or urea group, R in each case independently is missing or represents a C1-C16 alkylene radical which can be interrupted by one or more O atoms, wherein R can be missing only if X and/or Y is simultaneously also missing, and PG in each case independently represents a cyclic, ring-opening polymerizable group, a, b, c and d independently of each other can take the values 3 to 10.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: December 30, 2014
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Jörg Angermann, Urs Karl Fischer, Volker Rheinberger
  • Publication number: 20140296364
    Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.
    Type: Application
    Filed: December 6, 2012
    Publication date: October 2, 2014
    Inventors: Norbert Moszner, Yohann Catel, Jörg Angermann, Thorsten Bock, Volker Rheinberger
  • Patent number: 8404760
    Abstract: Polymerizable dental material which contains (a) at least one radically polymerizable compound according to the general formula I (b) initiators for radical polymerization; and (c) filler.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: March 26, 2013
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Jörg Angermann, Urs Karl Fisher, Volker Rheinberger
  • Publication number: 20120010322
    Abstract: The invention relates to a radically polymerizable monomer of formula (I) wherein W1 and W2 in each case independently represent H or X—R—Y—PG, wherein at least one of W1 and W2 represents X—R—Y—PG, X in each case independently is missing or represents an ether, ester, amide, urethane or urea group, Y in each case independently is missing or represents an ether, ester, amide, urethane or urea group, R in each case independently is missing or represents a C1-C16 alkylene radical which can be interrupted by one or more O atoms, wherein R can be missing only if X and/or Y is simultaneously also missing, and PG in each case independently represents a cyclic, ring-opening polymerizable group, a, b, c and d independently of each other can take the values 3 to 10.
    Type: Application
    Filed: July 5, 2011
    Publication date: January 12, 2012
    Applicant: IVOCLAR VIVADENT AG
    Inventors: Norbert MOSZNER, Jörg ANGERMANN, Urs Karl FISCHER, Volker RHEINBERGER
  • Publication number: 20110118380
    Abstract: Polymerizable dental material which contains (a) at least one radically polymerizable compound according to the general formula I (b) initiators for radical polymerization; and (c) filler.
    Type: Application
    Filed: September 24, 2010
    Publication date: May 19, 2011
    Applicant: IVOCLAR VIVADENT AG
    Inventors: Norbert Moszner, Jörg Angermann, Urs Karl Fischer, Volker Rheinberger
  • Patent number: 7659324
    Abstract: Dental materials which contain a radically polymerizable organic binder, at least one radical polymerization initiator and at least one radical polymerization accelerator, both the initiator and the accelerator each having at least one radically polymerizable group.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: February 9, 2010
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Urs Karl Fischer, Peter Burtscher, Jörg Angermann, Volker M. Rheinberger
  • Patent number: 7501457
    Abstract: Dental materials and associated methods are described based on multicyclic allyl sulphides with general Formula (I): in which R1 is H or a C1-C10 alkyl radical; R2 is H or a C1-C10 alkyl radical; R3 is absent or is a C1-C20 alkylene radical which can be interrupted by O or S, a cycloaliphatic C4-C12 radical, a bicyclic C6-C12 radical, a C6-C14 arylene or C7-C20 alkylene arylene radical; R4 is an n-times substituted aliphatic C2 to C20 hydrocarbon radical which can be interrupted by O or S, a cycloaliphatic C4-C12 radical, an aromatic C6-C14 radical, an aliphatic-aromatic C7-C20 radical or a heterocyclic radical which can contain 4 to 20 carbon atoms and 1 to 6 heteroatoms which are selected from N, O, P and/or S atoms, or which is formed exclusively by these heteroatoms; R5 is absent or is a C1-C10 alkylene radical; X is absent or is O, S, —O—CO— or —O—CO—NH—; Y is absent or is O, S, —O—CO— or —O—CO—NH—; m is 0 or 1 and n is an integer from 3 to 6.
    Type: Grant
    Filed: July 7, 2006
    Date of Patent: March 10, 2009
    Assignee: Ivoclar Vivadent AG
    Inventors: Jörg Angermann, Peter Burtscher, Urs Karl Fischer, Norbert Moszner, Volker M. Rheinberger
  • Patent number: 6953832
    Abstract: Dental material containing an amide of the general formula BXn in which B stands for a hydrocarbon radical with 1 to 5 carbon atoms, which can contain one or more of the groups O, S, NH, CO—NH, O—CO—NH and/or NH—CO—NH, and which is substituted n times with the group X, X stands for the group which is bound via the nitrogen atom or via C-2 to the radical B, the bond site not connected to B carrying a radical R2, R1 being hydrogen, an alkyl group with 1 to 20 carbon atoms or a phenyl radical, two or more radicals X being able to share a radical R1 and R1 also being able to be a constituent of the radical B, R2 being hydrogen, an alkyl group with 1 to 20 carbon atoms or a phenyl radical, and n being a number from 2 to 5.
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: October 11, 2005
    Assignee: Ivoclar Vivadent AG
    Inventors: Norbert Moszner, Frank Zeuner, Volker Rheinberger, Jörg Angermann, Thomas Völkel