Patents by Inventor Nelli Schönhof
Nelli Schönhof 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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Publication number: 20240164995Abstract: The invention relates to a polymerisable dental composite material comprising (i) 40 to 90% by weight of an inorganic filler component comprising at least one dental glass, as well as optionally at least one an amorphous metal oxide, (ii) 10 to 60% by weight of at least one urethane (alkyl) acrylate of the idealised formula I, (iii) 0.01 to 15% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (alkyl) acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system, as well as optionally of at least one stabiliser, and optionally of at least one pigment, the total composition of the composite material amounting to 100% by weight, as well as to a polymerised composite material for producing direct dental restorations or indirect dental restorations.Type: ApplicationFiled: October 29, 2020Publication date: May 23, 2024Inventors: Andreas UTTERODT, Christoph MEIER, Nelli SCHOENHOF, Jutta SCHNEIDER, Kurt REISCHL, Raif KOCOGLU, Michael ECK
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Patent number: 11458076Abstract: A polymerisable dental composite material comprising (i) 60 to 85% by weight of an inorganic filler component comprising at least one tectosilicate and optionally at least one dental glass and/or at least one amorphous metal oxide, (ii) 10 to 40% by weight of a mixture of at least two different urethane(meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane(meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, an initiator system and optionally at least one stabiliser and optionally at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, and a polymerised composite material having a flexural strength of greater than or equal to 240 MPa and an elastic modulus of 16 to 20 GPa for the production of indirect dentures.Type: GrantFiled: October 1, 2018Date of Patent: October 4, 2022Assignee: KULZER GMBHInventors: Andreas Utterodt, Kurt Reischl, Nelli Schönhof, Michael Eck, Raif Kocoglu, Jutta Schneider, Caroline Kempka
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Patent number: 11311357Abstract: A polymerizable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of a mixture of at least two different urethane (meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system as well as optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, as well as a polymerized composite material having a flexural strength of greater than or equal to 200 MPa and an elastic modulus of 15 to 20 GPa for producing indirect dentures.Type: GrantFiled: October 1, 2018Date of Patent: April 26, 2022Assignee: KULZER GMBHInventors: Andreas Utterodt, Kurt Reischl, Nelli Schönhof, Michael Eck, Raif Kocoglu, Jutta Schneider, Caroline Kempka
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Patent number: 11234904Abstract: A polymerisable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of at least one monomer comprising 1,3-bis(5?-alkyl-3?,8?-dioxo-2?-aza-4?,7?-dioxa-decyl-9?-en)phenyl and/or 1,3-bis(5?,9?-dialkyl-3?,8?-dioxo-2?-aza-4?,7?-dioxa-decyl-9?-en)phenyl, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system and optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, and a polymerized composite material having a flexural strength of greater than or equal to 190 MPa and an elastic modulus of 12 to 21 GPa for the production of indirect dentures.Type: GrantFiled: October 1, 2018Date of Patent: February 1, 2022Assignee: KULZER GMBHInventors: Andreas Utterodt, Kurt Reischl, Nelli Schönhof, Michael Eck, Raif Kocoglu, Jutta Schneider, Caroline Kempka
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Patent number: 11219505Abstract: A polymerisable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of a mixture of at least two different urethane(meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane(meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system and optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, as well as a polymerized composite material having a flexural strength of greater than or equal to 200 MPa and an elastic modulus of 15 to 20 GPa for the production of indirect dentures.Type: GrantFiled: October 1, 2018Date of Patent: January 11, 2022Assignee: Kulzer GmbHInventors: Andreas Utterodt, Kurt Reischl, Nelli Schönhof, Michael Eck, Raif Kocoglu, Jutta Schneider, Caroline Kempka
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Publication number: 20200315925Abstract: A polymerisable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of at least one monomer comprising 1,3-bis(5?-alkyl-3?,8?-dioxo-2?-aza-4?,7?-dioxa-decyl-9?-en)phenyl and/or 1,3-bis(5?,9?-dialkyl-3?,8?-dioxo-2?-aza-4?,7?-dioxa-decyl-9?-en)phenyl, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system and optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, and a polymerized composite material having a flexural strength of greater than or equal to 190 MPa and an elastic modulus of 12 to 21 GPa for the production of indirect dentures.Type: ApplicationFiled: October 1, 2018Publication date: October 8, 2020Applicant: KULZER GMBHInventors: Andreas UTTERODT, Kurt REISCHL, Nelli SCHÖNHOF, Michael ECK, Raif KOCOGLU, Julta SCHNEIDER, Caroline KEMPKA
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Publication number: 20200253691Abstract: A polymerisable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of a mixture of at least two different urethane (meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system and optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, as well as a polymerized composite material having a flexural strength of greater than or equal to 200 MPa and an elastic modulus of 15 to 20 GPa for the production of indirect dentures.Type: ApplicationFiled: October 1, 2018Publication date: August 13, 2020Applicant: KULZER GMBHInventors: Andreas UTTERODT, Kurt REISCHL, Nelli SCHÖNHOF, Michael ECK, Raif KOCOGLU, Jutta SCHNEIDER, Caroline KEMPKA
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Publication number: 20200253836Abstract: A polymerisable dental composite material comprising (i) 60 to 85% by weight of an inorganic filler component comprising at least one tectosilicate and optionally at least one dental glass and/or at least one amorphous metal oxide, (ii) 10 to 40% by weight of a mixture of at least two different urethane(meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane(meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, an initiator system and optionally at least one stabiliser and optionally at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, and a polymerised composite material having a flexural strength of greater than or equal to 240 MPa and an elastic modulus of 16 to 20 GPa for the production of indirect dentures.Type: ApplicationFiled: October 1, 2018Publication date: August 13, 2020Applicant: KULZER GMBHInventors: Andreas UTTERODT, Kurt REISCHL, Nelli SCHÖNHOF, Michael ECK, Raif KOCOGLU, Julta SCHNEIDER, Caroline KEMPKA
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Publication number: 20200246118Abstract: A polymerizable dental composite material comprising (i) 70 to 85% by weight of an inorganic filler component comprising at least one dental glass and optionally at least one amorphous metal oxide, (ii) 10 to 30% by weight of a mixture of at least two different urethane (meth)acrylates, (iii) 0.01 to 5% by weight of at least one di-, tri-, tetra- or multi-functional monomer not being a urethane (meth)acrylate, (iv) 0.01 to 10% by weight of at least one initiator, of an initiator system as well as optionally of at least one stabilizer and optionally of at least one pigment, wherein the total composition of the composite material amounts to 100% by weight, as well as a polymerized composite material having a flexural strength of greater than or equal to 200 MPa and an elastic modulus of 15 to 20 GPa for producing indirect dentures.Type: ApplicationFiled: October 1, 2018Publication date: August 6, 2020Applicant: KULZER GMBHInventors: Andreas UTTERODT, Kurt REISCHL, Nelli SCHÖNHOF, Michael ECK, Raif KOCOGLU, Jutta SCHNEIDER, Caroline KEMPKA
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Patent number: 9326918Abstract: Method for adjusting or improving or optimizing the usage properties of filler(s)-containing, flowable dental material, which involves relating to at least one measuring value representing the tackiness to at least one measuring value representing the texturing or plasticity or consistency. Flowable, usage-optimized, usually non-polymerized dental composites contain, as fillers, at least one glass filler and at least one filler from the group of chipped polymers or pre-polymer fillers based on ground polymer that is pre-polymerized together with inorganic particles, and, as additive(s), at least one compound represented through formula H—Y—Z (I), where: Y=—O—, —S—, —CO—, —OSi(OR1)2—, —OE Z=H, OH, SH, NH2, COOH, COOR2 E=—CnHmOp- R1=H, C1-C4-Alkyl R2=C1-C15-Alkyl, interrupted by one or more O atoms. C2-C14-Alkyl, n=2 bis 5 m=4 bis 11 p=n.Type: GrantFiled: March 13, 2013Date of Patent: May 3, 2016Assignee: Heraeus Kulzer GmbHInventors: Andreas Utterodt, Kurt Reischl, Nelli Schönhof, Michael Eck, Christine Hiersekorn, Jutta Schneider
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Publication number: 20130261218Abstract: Method for adjusting or improving or optimising the usage properties of filler(s)-containing, flowable dental material, which involves relating to at least one measuring value representing the tackiness to at least one measuring value representing the texturing or plasticity or consistency. Flowable, usage-optimised, usually non-polymerised dental composites contain, as fillers, at least one glass filler and at least one filler from the group of chipped polymers or pre-polymer fillers based on ground polymer that is pre-polymerised together with inorganic particles, and, as additive(s), at least one compound represented through formula H—Y—Z (I), where: Y?—O—, —S—, —CO—, —OSi(OR1)2—, —OE Z?H, OH, SH, NH2, COOH, COOR2 E=—CnHmOp- R1?H, C1-C4-Alkyl R2?C1-C15-Alkyl, interrupted by one or more O atoms.Type: ApplicationFiled: March 13, 2013Publication date: October 3, 2013Inventors: Andreas UTTERODT, Kurt REISCHL, Nelli SCHÖNHOF, Michael ECK, Christine HIERSEKORN, Jutta SCHNEIDER
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Publication number: 20100076115Abstract: Dental composites comprising monomers, crosslinking agents, fillers, and initiators, in which the crosslinking agent comprises more than 50% by weight of the acrylate monomer TCD-DI-HEA, and the cyctotoxicity of the cured composite as determined according to the standard requirements of ISO 10993-5 and DIN EN ISO 7405 is assessed into the category “no cytotoxic potential”.Type: ApplicationFiled: November 9, 2009Publication date: March 25, 2010Applicant: HERAEUS KULZER GMBHInventors: Andreas Utterodt, Klaus Ruppert, Matthias Schaub, Christine Diefenbach, Kurt Reischl, Alfred Hohmann, Michael Eck, Nelli Schönhof