Patents by Inventor Christian Klein

Christian Klein 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: 12291561
    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: May 4, 2023
    Date of Patent: May 6, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Kay-Gunnar Stubenrauch, Ekkehard Moessner, Christian Klein, Diana Darowski
  • Patent number: 12286486
    Abstract: The invention provides antibodies against Fibroblast Activation Protein (FAP) and methods of using the same.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: April 29, 2025
    Assignee: Roche Glycart AG
    Inventors: Marina Bacac, Anne Freimoser-Grundschober, Ralf Hosse, Christian Klein, Ekkehard Moessner, Valeria G. Nicolini, Pablo Umana
  • Publication number: 20250129179
    Abstract: The present invention generally relates to antibodies that bind to HLA-A2/WTI, including bispecific antigen binding molecules e.g. for activating T cells. In addition, the present invention relates to polynucleotides encoding such antibodies, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the antibodies, and to methods of using them in the treatment of disease.
    Type: Application
    Filed: August 23, 2024
    Publication date: April 24, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Joerg Benz, Christian Klein, Stefan Klostermann, Ekkehard Moessner, Johannes Sam, Pablo Umaña, Lydia Jasmin Hanisch, Alexander Bujotzek, Wei Xu
  • Patent number: 12281153
    Abstract: The present invention relates to combination therapies employing 4-1BB (CD137) agonists, in particular 4-1BBL trimer containing antigen binding molecules, in combination with HER-2 targeting agents, the use of these combination therapies for the treatment of cancer, and methods of using the combination therapies.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: April 22, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Christina Claus, Claudia Ferrara Koller, Christian Klein, Johannes Sam, Pablo Umana
  • Patent number: 12275794
    Abstract: The invention relates to novel bispecific antigen binding molecules, comprising (a) at least one antigen binding domain capable of specific binding to Fibroblast Activation Protein (FAP) comprising FAP clone 212 or variants thereof, and (b) at least one antigen binding domain capable of specific binding to CD40, and to methods of producing these molecules and to methods of using the same.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: April 15, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Peter Bruenker, Harald Duerr, Christian Klein, Pablo Umana, Alexander Bujotzek, Joerg Zielonka, Christine Trumpfheller, Moritz Rapp, Marine Le Clech
  • Publication number: 20250101132
    Abstract: The present invention relates to the combination therapy of a bispecific antibody which binds human TYRP1 and CD3 and a second TYRP1-specific antibody.
    Type: Application
    Filed: May 20, 2024
    Publication date: March 27, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Christian KLEIN, Valeria G. NICOLINI, Pablo UMAÑA
  • Publication number: 20250101135
    Abstract: The invention relates to novel TNF family ligand trimer-containing antigen binding molecules comprising (a) at least one moiety capable of specific binding to a target cell antigen and (b) a first and a second polypeptide that are linked to each other by a disulfide bond, characterized in that the first polypeptide comprises two ectodomains of a TNF ligand family member or fragments thereof that are connected to each other by a peptide linker and in that the second polypeptide comprises only one ectodomain of said TNF ligand family member or a fragment thereof.
    Type: Application
    Filed: June 10, 2024
    Publication date: March 27, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Maria Amann, Peter Bruenker, Christina Claus, Claudia Ferrara Koller, Sandra Grau-Richards, Christian Klein, Viktor Levitski, Ekkehard Moessner, Joerg Regula, Pablo Umana
  • Publication number: 20250092136
    Abstract: The present invention generally relates to antibodies that bind to CD3, including multispecific antibodies e.g. for activating T cells. In addition, the present invention relates to polynucleotides encoding such antibodies, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the antibodies, and to methods of using them in the treatment of disease.
    Type: Application
    Filed: July 25, 2024
    Publication date: March 20, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Alexander Christian BUJOTZEK, Christian Robert GASSNER, Christian KLEIN, Stéphane Gérard Alain LECLAIR, Stephan MAERSCH, Ekkehard MOESSNER, Inja WALDHAUER
  • Publication number: 20250092128
    Abstract: The present invention generally relates to improved Protease-activatable antigen-binding molecules that comprise an anti-idiotype-binding moiety which reversibly masks a CD3 antigen binding moiety of the molecule. Furthermore, the invention relates to novel Protease-cleavable peptide linkers and their used in such Protease-activatable antigen-binding molecules. In addition, the present invention relates to polynucleotides encoding such Protease-activated T cell binding molecules, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the Protease-activated T cell binding molecules of the invention, and to methods of using the same, e.g., in the treatment of disease.
    Type: Application
    Filed: September 30, 2024
    Publication date: March 20, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Peter BRUENKER, Martina GEIGER, Christian KLEIN, Pablo UMAÑA
  • Publication number: 20250082753
    Abstract: The present invention generally relates to chimeric receptors comprising an extracellular domain comprising a mutated Fc domain. The invention also relates to transduced immune cells expressing the chimeric receptors of the invention and/or nucleic acid molecules encoding the chimeric receptors of the present invention. Further provided are kits comprising such cells and/or nucleic acid molecules encoding the chimeric receptors, and antibodies capable of binding to the chimeric receptors.
    Type: Application
    Filed: September 24, 2024
    Publication date: March 13, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Christian KLEIN, Simone LANG, Ekkehard MOESSNER, Dario VENETZ
  • Publication number: 20250073308
    Abstract: The present invention generally relates to immunoconjugates, particularly immunoconjugates comprising a mutant interleukin-2 polypeptide and an antibody that binds to PD-1. In addition, the invention relates to polynucleotide molecules encoding the immunoconjugates, and vectors and host cells comprising such polynucleotide molecules. The invention further relates to methods for producing the mutant immunoconjugates, pharmaceutical compositions comprising the same, and uses thereof.
    Type: Application
    Filed: June 18, 2024
    Publication date: March 6, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Laura Codarri Deak, Christian Klein, Laura Lauener, Valeria G. Nicolini, Stefan Seeber, Pablo Umaña, Inja Waldhauer
  • Patent number: 12240911
    Abstract: The invention relates to novel bispecific antigen binding molecules, comprising (a) at least one moiety capable of specific binding to a target cell antigen, (b) at least one moiety capable of specific binding to a costimulatory TNF receptor family member, and (c) a Fc domain composed of a first and a second subunit capable of stable association, and to methods of producing these molecules and to methods of using the same.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: March 4, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Maria Amann, Peter Bruenker, Christina Claus, Claudia Ferrara Koller, Sandra Grau-Richards, Ralf Hosse, Christian Klein, Viktor Levitski, Pablo Umana
  • Publication number: 20250066448
    Abstract: The invention relates to Her2 targeting 4-1BB agonists, in particular 4-1BBL trimer-containing antigen binding molecules comprising at least one antigen binding domain capable of specific binding to Her2 and their use in the treatment of cancer as well as their use in combination with T-cell activating anti-CD3 bispecific antibodies.
    Type: Application
    Filed: July 26, 2024
    Publication date: February 27, 2025
    Applicant: Hoffmann-La Roche Inc.
    Inventors: Claudia FERRARA KOLLER, Teemu Tapani JUNTTILA, Christian KLEIN, Pablo UMANA, Christina CLAUS
  • Publication number: 20250059298
    Abstract: The present invention relates to Her2-targeted bispecific agonistic CD28 antigen binding molecules characterized by monovalent binding to CD28, methods for their production, pharmaceutical compositions containing these antibodies, and methods of using the same.
    Type: Application
    Filed: July 26, 2024
    Publication date: February 20, 2025
    Inventors: Stephan GASSER, Thomas HOFER, Teemu Tapani JUNTTILA, Christian KLEIN, Christine KUETTEL, Jenny Tosca THOM, Pablo UMAÑA
  • Patent number: 12227594
    Abstract: The invention relates to novel bispecific antibodies consisting of two fusion polypeptides comprising two antigen binding domains capable of specific binding to a first target and one antigen binding domain capable of specific binding to a second target, and to methods of producing these molecules and to methods of using the same.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: February 18, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Maria Amann, Claudia Ferrara Koller, Reto Flury, Guy Georges, Sandra Grau-Richards, Alexander Haas, Friederike Hesse, Sabine Imhof-Jung, Christian Klein
  • Publication number: 20250043028
    Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding 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: October 18, 2024
    Publication date: February 6, 2025
    Inventors: Oliver AST, Peter BRUENKER, Tanja FAUTI, Anne FREIMOSER-GRUNDSCHOBER, Christiane NEUMANN, Christian KLEIN, Ekkehard MOESSNER, Pablo UMANA
  • Patent number: 12215155
    Abstract: The present invention generally relates to antibodies that bind to CD3 and CD19, e.g. for activating T cells. In addition, the present invention relates to polynucleotides encoding such antibodies, and vectors and host cells comprising such polynucleotides. The invention further relates to methods for producing the antibodies, and to methods of using them in the treatment of disease.
    Type: Grant
    Filed: August 8, 2023
    Date of Patent: February 4, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Anne Freimoser-Grundschober, Maria Valeria Gonzalez Nicolini, Ralf Hosse, Alexander Knaupp, Ekkehard Moessner, Wolfgang Richter, Halina Trochanowska, Pablo Umaña, Christian Klein, Inja Waldhauer
  • Patent number: 12202870
    Abstract: The invention relates to novel TNF family ligand trimer-containing antigen binding molecules comprising (a) at least one moiety capable of specific binding to a target cell antigen, (b) a polypeptide comprising three ectodomains of a TNF ligand family member or fragments thereof that are connected to each other by peptide linkers and (c) a Fc domain composed of a first and a second subunit capable of stable association, and to methods of producing these molecules and to methods of using the same.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: January 21, 2025
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Maria Amann, Peter Bruenker, Christina Claus, Claudia Ferrara Koller, Sandra Grau-Richards, Christian Klein, Viktor Levitski, Ekkehard Moessner, Pablo Umana
  • Patent number: 12186392
    Abstract: The present invention is directed to the combination therapy of an anti-CD20 antibody with a BTK inhibitor for the treatment of cancer, especially to the combination therapy of CD20 expressing cancers with a type I anti-CD20 antibody or an afucosylated humanized B-Ly1 antibody and a BTK inhibitor.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: January 7, 2025
    Assignees: Ono Pharmaceutical Co., Ltd., Hoffmann-La Roche Inc.
    Inventors: Christian Klein, Toshio Yoshizawa, Tomoko Yasuhiro
  • Publication number: 20240425616
    Abstract: The present invention generally relates to novel bispecific antigen binding molecules for T cell activation and re-direction to specific target cells. In addition, the present invention relates to polynucleotides encoding such bispecific antigen binding 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: February 9, 2024
    Publication date: December 26, 2024
    Inventors: Oliver AST, Peter BRUENKER, Tanja FAUTI, Anne FREIMOSER-GRUNDSCHOBER, Christiane NEUMANN, Christian KLEIN, Ekkehard MOESSNER, Pablo UMANA