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).

  • Publication number: 20240043535
    Abstract: 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: Application
    Filed: December 16, 2022
    Publication date: February 8, 2024
    Applicant: 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
  • Publication number: 20230390338
    Abstract: 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: Application
    Filed: May 4, 2023
    Publication date: December 7, 2023
    Inventors: Kay-Gunnar STUBENRAUCH, Ekkehard MOESSNER, Christian KLEIN, Diana DAROWSKI
  • Publication number: 20230357431
    Abstract: 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: Application
    Filed: April 27, 2023
    Publication date: November 9, 2023
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Diana DAROWSKI, Martina GEIGER, Christian KLEIN
  • Patent number: 11788205
    Abstract: 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: Grant
    Filed: June 19, 2020
    Date of Patent: October 17, 2023
    Inventors: Christian Klein, Ekkehard Moessner, Lydia Jasmin Hanisch, Wei Xu, Camille Loise Sophie Delon, Diana Darowski, Christian Jost, Vesna Pulko
  • Publication number: 20230322950
    Abstract: 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: Application
    Filed: January 31, 2023
    Publication date: October 12, 2023
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Diana DAROWSKI, Anne FREIMOSER-GRUNDSCHOBER, Christian KLEIN, Ekkehard MOESSNER
  • Patent number: 11679127
    Abstract: 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: Grant
    Filed: September 19, 2019
    Date of Patent: June 20, 2023
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Kay-Gunnar Stubenrauch, Ekkehard Moessner, Christian Klein, Diana Darowski
  • Publication number: 20210116455
    Abstract: 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: Application
    Filed: August 31, 2020
    Publication date: April 22, 2021
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Ulrich BRINKMANN, Diana DAROWSKI, Steffen DICKOPF, Christian JOST, Christian KLEIN
  • Publication number: 20210025894
    Abstract: 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: Application
    Filed: October 2, 2020
    Publication date: January 28, 2021
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Diana DAROWSKI, Camille Loise Sophie DELON, Lydia Jasmin HANISCH, Christian KLEIN, Christian JOST, Ekkehard MOESSNER, Vesna PULKO, Wei XU
  • Publication number: 20210018509
    Abstract: 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: Application
    Filed: October 2, 2020
    Publication date: January 21, 2021
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Diana DAROWSKI, Camille Loise Sophie DELON, Lydia Jasmin HANISCH, Christian JOST, Christian KLEIN, Ekkehard MOESSNER, Vesna PULKO, Wei XU
  • Publication number: 20200318105
    Abstract: 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: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Christian KLEIN, Ekkehard MOESSNER, Lydia Jasmin HANISCH, Wei XU, Camille Loise Sophie DELON, Diana DAROWSKI, Christian JOST, Vesna PULKO
  • Publication number: 20200316128
    Abstract: 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: Application
    Filed: June 19, 2020
    Publication date: October 8, 2020
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Christian KLEIN, Ekkehard MOESSNER, Lydia Jasmin HANISCH, Wei XU, Camille Loise Sophie DELON, Diana DAROWSKI, Christian JOST, Vesna PULKO
  • Publication number: 20200093860
    Abstract: 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: Application
    Filed: September 19, 2019
    Publication date: March 26, 2020
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Kay-Gunnar STUBENRAUCH, Ekkehard MOESSNER, Christian KLEIN, Diana DAROWSKI
  • Publication number: 20200093861
    Abstract: 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: Application
    Filed: September 19, 2019
    Publication date: March 26, 2020
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Christian KLEIN, Ekkehard MOESSNER, Diana DAROWSKI, Kay-Gunnar STUBENRAUCH