Patents by Inventor Kjell Sjostrom

Kjell Sjostrom 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: 20230108007
    Abstract: The present invention relates to an antibody or antigen-binding fragment thereof with binding specificity for interleukin-1 receptor accessory protein (IL1RAP). Furthermore, it relates to a polynucleotide encoding said antibody, a vector comprising said polynucleotide and a recombinant host cell comprising said polynucleotide or said vector. Further, it relates to a method for producing said antibody or antigen-binding fragment. Further, it relates to a composition comprising said antibody or antigen-binding fragment, said polynucleotide, said vector and/or said host cell.
    Type: Application
    Filed: June 9, 2022
    Publication date: April 6, 2023
    Applicant: Cantargia AB
    Inventors: David Liberg, Camilla Rydberg Millrud, Gabriel Svensson Birkedal, Sara Rattik, Kjell Sjöström, Karin von Wachenfeldt, Caitríona Grönberg
  • Patent number: 11479610
    Abstract: The present invention relates to an antibody or antigen-binding fragment thereof with binding specificity for interleukin-1 receptor accessory protein (IL1RAP). Furthermore, it relates to a polynucleotide encoding said antibody, a vector comprising said polynucleotide and a recombinant host cell comprising said polynucleotide or said vector. Further, it relates to a method for producing said antibody or antigen-binding fragment. Further, it relates to a composition comprising said antibody or antigen-binding fragment, said polynucleotide, said vector and/or said host cell.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: October 25, 2022
    Assignee: Cantargia AB
    Inventors: David Liberg, Camilla Rydberg Millrud, Gabriel Svensson Birkedal, Sara Rattik, Kjell Sjöström, Karin von Wachenfeldt, Caitríona Grönberg
  • Publication number: 20220267454
    Abstract: The present invention relates to antibody compositions directed to Interleukin 1 Receptor Accessory Protein (IL1RAP) and their use in the treatment and diagnosis of diseases associated with IL1RAP, such as inflammatory, autoimmune, autoinflammatory and neoplastic disorders.
    Type: Application
    Filed: August 15, 2019
    Publication date: August 25, 2022
    Applicant: Cantargia AB
    Inventors: Göran Forsberg, David Liberg, Kjell Sjöström, Karin von Wachenfeldt
  • Publication number: 20220242950
    Abstract: The present invention relates to an antibody or antigen-binding fragment thereof with binding specificity for interleukin-1 receptor accessory protein (IL1RAP). Furthermore, it relates to a polynucleotide encoding said antibody, a vector comprising said polynucleotide and a recombinant host cell comprising said polynucleotide or said vector. Further, it relates to a method for producing said antibody or antigen-binding fragment. Further, it relates to a composition comprising said antibody or antigen-binding fragment, said polynucleotide, said vector and/or said host cell.
    Type: Application
    Filed: December 22, 2021
    Publication date: August 4, 2022
    Applicant: Cantargia AB
    Inventors: David Liberg, Camilla Rydberg Millrud, Gabriel Svensson Birkedal, Sara Rattik, Kjell Sjöström, Karin von Wachenfeldt, Caitríona Grönberg
  • Publication number: 20220242969
    Abstract: The present invention provides antibody polypeptides with binding specificity for prostate specific antigen (PSA), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies.
    Type: Application
    Filed: April 11, 2022
    Publication date: August 4, 2022
    Inventors: Amanda Thuy Tran, Anders Axelsson, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Sven-Erik Strand, Urpo Juhani Lamminmäki
  • Patent number: 11332543
    Abstract: The present invention provides antibody polypeptides with binding specificity for prostate specific antigen (PSA), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies. The invention further provides use of said antibody polypeptides in the diagnosis and treatment of prostate cancer.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: May 17, 2022
    Assignee: FREDAX AB
    Inventors: Amanda Thuy Tran, Anders Axelsson, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Sven-Erik Strand, Urpo Juhani Lamminmäki
  • Publication number: 20220106396
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human ILIRAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Application
    Filed: December 15, 2021
    Publication date: April 7, 2022
    Applicant: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin Von Wachenfeldt
  • Publication number: 20220064333
    Abstract: The present invention provides antibody polypeptides with binding specificity for human kallikrein-2 (hK2), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies.
    Type: Application
    Filed: September 16, 2021
    Publication date: March 3, 2022
    Inventors: Par Oskar Vilhelmsson Timmermand, Amanda Thuy Tran, Sven-Erik Strand, Urpo Juhani Lamminmaki, Kjell Sjostrom
  • Patent number: 11236172
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: February 1, 2022
    Assignee: CANTARGIA AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin Von Wachenfeldt
  • Patent number: 11230609
    Abstract: The present invention provides antibody polypeptides with binding specificity for human kallikrein-2 (hK2), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies. The invention further provides use of said antibody polypeptides in the diagnosis and treatment of prostate cancer.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: January 25, 2022
    Assignee: Janssen Biotech, Inc.
    Inventors: Par Oskar Vilhelmsson Timmermand, Amanda Thuy Tran, Sven-Erik Strand, Urpo Juhani Lamminmaki, Kjell Sjostrom
  • Publication number: 20200339696
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Application
    Filed: July 16, 2020
    Publication date: October 29, 2020
    Applicant: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin Von Wachenfeldt
  • Patent number: 10752692
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: August 25, 2020
    Assignee: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin von Wachenfeldt
  • Patent number: 10562971
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting to domain 3 of human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of cancers, such as leukemias and melanoma.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: February 18, 2020
    Assignee: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin von Wachenfeldt
  • Publication number: 20190202924
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Application
    Filed: March 19, 2019
    Publication date: July 4, 2019
    Applicant: CANTARGIA AB
    Inventors: Helena GERSTAMÅ, Thoas FIORETOS, Marcus JÄRÁS, Cecilia Ann-Christin MALMBORG HAGER, Kjell SJÖSTRÖM, Agneta SVEDBERG, Karin VON WACHENFELDT
  • Publication number: 20190169312
    Abstract: The present invention provides antibody polypeptides with binding specificity for human kallikrein-2 (hK2), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies.
    Type: Application
    Filed: August 30, 2018
    Publication date: June 6, 2019
    Inventors: Par Oskar Vilhelmsson Timmermand, Amanda Thuy Tran, Sven-Erik Strand, Urpo Juhani Lamminmaki, Kjell Sjostrom
  • Patent number: 10287357
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting the binding of antibody ‘CAN04’ to human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of IL-1 associated diseases and conditions, including cancers such as acute myeloid leukemia and melanoma.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: May 14, 2019
    Assignee: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin von Wachenfeldt
  • Publication number: 20180355049
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting to domain 3 of human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of cancers, such as leukemias and melanoma.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 13, 2018
    Applicant: CANTARGIA AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin von Wachenfeldt
  • Patent number: 10100125
    Abstract: The present invention provides antibody polypeptides with binding specificity for human kallikrein-2 (hK2), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO: 1 and SEQ ID NO: 2 and SEQ ID NO: 3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO: 4 and SEQ ID NO: 5 and SEQ ID NO: 6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies. The invention further provides use of said antibody polypeptides in the diagnosis and treatment of prostate cancer.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: October 16, 2018
    Assignee: Diaprost AB
    Inventors: Par Oskar Vilhelmsson Timmermand, Amanda Thuy Tran, Sven-Erik Strand, Urpo Juhani Lamminmaki, Kjell Sjostrom
  • Patent number: 10100119
    Abstract: The present invention provides an antibody or an antigen-binding fragment thereof with binding specificity for human interleukin-1 receptor accessory protein (IL1RAP) wherein the antibody or antigen-binding fragment is capable of inhibiting to domain 3 of human IL1RAP. The invention further provides the use of such antibodies or an antigen-binding fragments in the treatment and/or diagnosis of cancers, such as leukemias and melanoma.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: October 16, 2018
    Assignee: Cantargia AB
    Inventors: Helena Ågerstam, Thoas Fioretos, Marcus Järås, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Agneta Svedberg, Karin von Wachenfeldt
  • Publication number: 20180273634
    Abstract: The present invention provides antibody polypeptides with binding specificity for prostate specific antigen (PSA), wherein the antibody polypeptide comprises (a) a heavy chain variable region comprising the amino acid sequences of SEQ ID NO:1 and SEQ ID NO:2 and SEQ ID NO:3 and/or (b) a light chain variable region comprising the amino acid sequences of SEQ ID NO:4 and SEQ ID NO:5 and SEQ ID NO:6, and wherein the heavy chain variable region and light chain variable region comprise framework amino acid sequences from one or more human antibodies.
    Type: Application
    Filed: October 4, 2016
    Publication date: September 27, 2018
    Inventors: Amanda Thuy Tran, Anders Axelsson, Cecilia Ann-Christin Malmborg Hager, Kjell Sjöström, Sven-Erik Strand, Urpo Juhani Lamminmäki