Patents by Inventor Diana DAROWSKI
Diana DAROWSKI 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: 20240424095Abstract: The present invention generally relates to humanized antigen binding receptors capable of specific binding to an Fc domain comprising the amino acid mutation P329G according to EU numbering. The present invention also relates to T cells, transduced with an antigen binding receptor which is recruited by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies.Type: ApplicationFiled: May 23, 2024Publication date: December 26, 2024Applicant: Hoffmann-La Roche Inc.Inventors: Guozhi CHEN, Diana DAROWSKI, Anne FREIMOSER-GRUNDSCHOBER, Christian KLEIN, Ekkehard MOESSNER, Huafeng WEI, Wei XU, Dan XU
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Publication number: 20240269176Abstract: The present invention generally relates to heterodimeric Fc domain antibodies as well as to combination with antigen binding receptors capable of specific binding to such antibodies comprising the amino acid mutation P329G according to EU numbering. The present invention also relates to T cells, transduced with such antigen binding receptor and kits comprising the transduced T cells and tumor targeting antibodies comprising such heterodimeric Fc domains.Type: ApplicationFiled: January 19, 2024Publication date: August 15, 2024Applicant: Hoffmann-La Roche Inc.Inventors: Diana DAROWSKI, Anne FREIMOSER-GRUNDSCHOBER, Christian KLEIN, Ekkehard MOESSNER
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Patent number: 12038441Abstract: The present invention generally relates to diagnostic assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter cell assays to analyze samples, in particular patient samples, to diagnose cancer by quantifying the expression of tumor antigens and/or predicting clinical response to cancer immunotherapies. A further aspect of the present invention is to improve safety of e.g., cancer immunotherapies.Type: GrantFiled: October 2, 2020Date of Patent: July 16, 2024Assignee: Hoffmann-La Roche Inc.Inventors: Diana Darowski, Camille Loise Sophie Delon, Lydia Jasmin Hanisch, Christian Jost, Christian Klein, Ekkehard Moessner, Vesna Pulko, Wei Xu
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Patent number: 12000064Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T) cell assays to test novel antigen binding moieties in different formats. Furthermore, the present invention relates to the use of CAR-T cells, transfected/transduced with an engineered chimeric antigen receptor (CAR) comprising a target antigen binding moiety capable of specific binding to a recognition domain of an antigen binding molecule. The invention also relates to methods and kits for specificity testing of a candidate antigen binding moiety and/or nucleic acid molecules and vectors expressing engineered CARs.Type: GrantFiled: June 19, 2020Date of Patent: June 4, 2024Assignee: HOFFMANN-LA ROCHE INC.Inventors: Christian Klein, Ekkehard Moessner, Lydia Jasmin Hanisch, Wei Xu, Camille Loise Sophie Delon, Diana Darowski, Christian Jost, Vesna Pulko
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Publication number: 20240043535Abstract: The present invention generally relates to novel immune activating Fc domain binding molecules for activation of immune cells and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the bispecific antigen binding molecules of the invention, and to methods of using these bispecific antigen binding molecules in the treatment of disease.Type: ApplicationFiled: December 16, 2022Publication date: February 8, 2024Applicant: Hoffmann-La Roche Inc.Inventors: Maria Amann, Alejandro Carpy Gutierrez Cirlos, Christina Claus, Laura Codarri Deak, Diana Darowski, Tanja Fauti, Claudia Ferrara Koller, Anne Freimoser-Grundschober, Sylvia Herter, Thomas Hofer, Christian Klein, Laura Lauener, Stephane Leclair, Ekkehard Moessner, Christiane Neumann, Pablo Umaña, Ali Bransi, Marlena Surówka
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Publication number: 20230390338Abstract: The present invention generally relates to antigen binding receptors capable of specific binding to mutated Fc domains with reduced Fc receptor binding and T cells expressing these antigen binding receptors. More precisely, the present invention relates to T cells, transfected/transduced with an antigen binding receptor which is recruited by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies. Furthermore, the invention relates to a kit comprising the T cells of the invention and/or nucleic acid molecules, vectors expressing antigen binding receptors of the present invention and (a) tumor targeting antibody/antibodies comprising a mutated Fc domain.Type: ApplicationFiled: May 4, 2023Publication date: December 7, 2023Inventors: Kay-Gunnar STUBENRAUCH, Ekkehard MOESSNER, Christian KLEIN, Diana DAROWSKI
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Publication number: 20230357431Abstract: The present invention generally relates to activatable antigen binding receptors capable of specific binding to a mutated Fc domain. The antigen binding receptors of the invention are activatable through (a) protease(s). After activation, the antigen binding receptors are targeted to tumor cells by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies. The invention also relates to transduced immune cells expressing the antigen binding receptors of the invention and/or nucleic acid molecules encoding the antigen binding receptors of the present invention. Further provided are kits comprising such cells and/or nucleic acid molecules in combination with tumor targeting antibodies comprising a mutated Fc domain.Type: ApplicationFiled: April 27, 2023Publication date: November 9, 2023Applicant: Hoffmann-La Roche Inc.Inventors: Diana DAROWSKI, Martina GEIGER, Christian KLEIN
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Patent number: 11788205Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T cell) assays to test antigen binding moieties in different formats. Furthermore, the present invention relates to the use of CAR-T cells, transfected/transduced with an engineered chimeric antigen receptor (CAR) comprising a target antigen binding moiety capable of specific binding to a target antigen, e.g., tumor associated antigens.Type: GrantFiled: June 19, 2020Date of Patent: October 17, 2023Inventors: Christian Klein, Ekkehard Moessner, Lydia Jasmin Hanisch, Wei Xu, Camille Loise Sophie Delon, Diana Darowski, Christian Jost, Vesna Pulko
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Publication number: 20230322950Abstract: The present invention generally relates to antigen binding receptors capable of specific binding to an Fc domain comprising the amino acid mutation P329G according to EU numbering. The present invention also relates to T cells, transduced with a antigen binding receptor which is recruited by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies. Furthermore, the invention relates to a kit comprising the transduced T cells of the invention and/or nucleic acid molecules, vectors encoding the antigen binding receptors of the present invention and tumor targeting antibodies comprising a mutated Fc domain.Type: ApplicationFiled: January 31, 2023Publication date: October 12, 2023Applicant: Hoffmann-La Roche Inc.Inventors: Diana DAROWSKI, Anne FREIMOSER-GRUNDSCHOBER, Christian KLEIN, Ekkehard MOESSNER
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Patent number: 11679127Abstract: The present invention generally relates to antigen binding receptors capable of specific binding to mutated Fc domains with reduced Fc receptor binding and T cells expressing these antigen binding receptors. More precisely, the present invention relates to T cells, transfected/transduced with an antigen binding receptor which is recruited by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies. Furthermore, the invention relates to a kit comprising the T cells of the invention and/or nucleic acid molecules, vectors expressing antigen binding receptors of the present invention and (a) tumor targeting antibody/antibodies comprising a mutated Fc domain.Type: GrantFiled: September 19, 2019Date of Patent: June 20, 2023Assignee: Hoffmann-La Roche Inc.Inventors: Kay-Gunnar Stubenrauch, Ekkehard Moessner, Christian Klein, Diana Darowski
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Publication number: 20210116455Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T) cell assays to test novel target antigen binding moieties in different formats. Furthermore, the present invention relates to the use of reporter CAR-T cells, transfected/transduced with an engineered CAR capable of specific binding to a recognition domain comprising a tag.Type: ApplicationFiled: August 31, 2020Publication date: April 22, 2021Applicant: Hoffmann-La Roche Inc.Inventors: Ulrich BRINKMANN, Diana DAROWSKI, Steffen DICKOPF, Christian JOST, Christian KLEIN
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Publication number: 20210025894Abstract: The present invention generally relates to diagnostic assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter cell assays to analyze samples, in particular patient samples, to diagnose cancer by quantifying the expression of tumor antigens and/or predicting clinical response to cancer immunotherapies. A further aspect of the present invention is to improve safety of e.g., cancer immunotherapies.Type: ApplicationFiled: October 2, 2020Publication date: January 28, 2021Applicant: Hoffmann-La Roche Inc.Inventors: Diana DAROWSKI, Camille Loise Sophie DELON, Lydia Jasmin HANISCH, Christian KLEIN, Christian JOST, Ekkehard MOESSNER, Vesna PULKO, Wei XU
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Publication number: 20210018509Abstract: The present invention generally relates to diagnostic assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter cell assays to analyze samples, in particular patient samples, to diagnose cancer by quantifying the expression of tumor antigens and/or predicting clinical response to cancer immunotherapies. A further aspect of the present invention is to improve safety of e.g., cancer immunotherapies.Type: ApplicationFiled: October 2, 2020Publication date: January 21, 2021Applicant: Hoffmann-La Roche Inc.Inventors: Diana DAROWSKI, Camille Loise Sophie DELON, Lydia Jasmin HANISCH, Christian JOST, Christian KLEIN, Ekkehard MOESSNER, Vesna PULKO, Wei XU
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Publication number: 20200318105Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T cell) assays to test antigen binding moieties in different formats. Furthermore, the present invention relates to the use of CAR-T cells, transfected/transduced with an engineered chimeric antigen receptor (CAR) comprising a target antigen binding moiety capable of specific binding to a target antigen, e.g., tumor associated antigens.Type: ApplicationFiled: June 19, 2020Publication date: October 8, 2020Applicant: Hoffmann-La Roche Inc.Inventors: Christian KLEIN, Ekkehard MOESSNER, Lydia Jasmin HANISCH, Wei XU, Camille Loise Sophie DELON, Diana DAROWSKI, Christian JOST, Vesna PULKO
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Publication number: 20200316128Abstract: The present invention generally relates to specificity assays using cell cultures, in particular to chimeric antigen receptor (CAR) expressing reporter T (CAR-T) cell assays to test novel antigen binding moieties in different formats. Furthermore, the present invention relates to the use of CAR-T cells, transfected/transduced with an engineered chimeric antigen receptor (CAR) comprising a target antigen binding moiety capable of specific binding to a recognition domain of an antigen binding molecule. The invention also relates to methods and kits for specificity testing of a candidate antigen binding moiety and/or nucleic acid molecules and vectors expressing engineered CARs.Type: ApplicationFiled: June 19, 2020Publication date: October 8, 2020Applicant: Hoffmann-La Roche Inc.Inventors: Christian KLEIN, Ekkehard MOESSNER, Lydia Jasmin HANISCH, Wei XU, Camille Loise Sophie DELON, Diana DAROWSKI, Christian JOST, Vesna PULKO
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Publication number: 20200093861Abstract: The present invention generally relates to antigen binding receptors in new formats capable of specific binding to a tumor associated antigen. More precisely, the present invention relates to an antigen binding receptor which efficiently and specifically binds to/interacts with an antigen on the surface of a tumor cell, and to a T cell transfected/transduced with the antigen binding receptor. Furthermore, the invention relates to nucleic acid molecules and vectors encoding antigen binding receptors of the present invention. The invention also provides the production and use of T cells in a method for the treatment of particular diseases as well as pharmaceutical compositions/medicaments comprising antigen binding receptors and/or T cells of the present invention.Type: ApplicationFiled: September 19, 2019Publication date: March 26, 2020Applicant: Hoffmann-La Roche Inc.Inventors: Christian KLEIN, Ekkehard MOESSNER, Diana DAROWSKI, Kay-Gunnar STUBENRAUCH
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Publication number: 20200093860Abstract: The present invention generally relates to antigen binding receptors capable of specific binding to mutated Fc domains with reduced Fc receptor binding and T cells expressing these antigen binding receptors. More precisely, the present invention relates to T cells, transfected/transduced with an antigen binding receptor which is recruited by specifically binding to/interacting with the mutated Fc domain of therapeutic antibodies. Furthermore, the invention relates to a kit comprising the T cells of the invention and/or nucleic acid molecules, vectors expressing antigen binding receptors of the present invention and (a) tumor targeting antibody/antibodies comprising a mutated Fc domain.Type: ApplicationFiled: September 19, 2019Publication date: March 26, 2020Applicant: Hoffmann-La Roche Inc.Inventors: Kay-Gunnar STUBENRAUCH, Ekkehard MOESSNER, Christian KLEIN, Diana DAROWSKI