Patents by Inventor DINELI WICKRAMASINGHE

DINELI WICKRAMASINGHE 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: 12441796
    Abstract: Provided are antibody constructs comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Also provided are nucleic acids encoding the antibody constructs, vectors comprising the nucleic acids, and host cells transformed or transfected with the vectors. Further provided are a process for the production of the antibody constructs, methods of using the antibody constructs and a kit comprising the antibody constructs.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: October 14, 2025
    Assignees: AMGEN INC., AMGEN RESEARCH (MUNICH) GMBH
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Patent number: 12297292
    Abstract: A bispecific antibody construct comprising a first human binding domain which binds to human CDH19 on the surface of a target cell and a second binding domain which binds to human CD3 on the surface of a T cell. A nucleic acid comprising a polynucleotide encoding the antibody construct, a vector comprising the nucleic acid comprising the polynucleotide and a host cell transformed or transfected with the nucleic acid comprising the polynucleotide or vector. A process for the production of the antibody construct, a medical use of the antibody construct in the treatment of melanoma, and a kit comprising the antibody construct.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: May 13, 2025
    Assignees: AMGEN INC., AMGEN RESEARCH (MUNICH) GMBH
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, Peter Kufer, Patrick Hoffmann, Tobias Raum, Ralf Lutterbüse, Elisabeth Nahrwold, Claudia Blumel
  • Publication number: 20250084160
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Application
    Filed: March 20, 2024
    Publication date: March 13, 2025
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Publication number: 20240010724
    Abstract: The present invention provides to a antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention relates to a nucleic acid sequence encoding the antibody construct, a vector comprising said nucleic acid sequence and a host cell transformed or transfected with said vector. Furthermore, the invention relates a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: September 19, 2022
    Publication date: January 11, 2024
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Patent number: 11498964
    Abstract: The invention provides a bispecific antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention provides a nucleic acid encoding the antibody construct, a vector comprising the nucleic acid and a host cell transformed or transfected with the vector. Furthermore, the invention provides a process for the production of the bispecific antibody construct, a medical use of the antibody construct and a kit comprising the antibody construct. The bispecific antibody construct may be useful in the treatment of melanoma.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: November 15, 2022
    Assignees: AMGEN RESEARCH (MUNICH) GMBH, AMGEN INC.
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Publication number: 20220127354
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Application
    Filed: May 21, 2021
    Publication date: April 28, 2022
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Patent number: 11053311
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: July 6, 2021
    Assignee: AMGEN INC.
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Publication number: 20200071405
    Abstract: The present invention provides to a antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention relates to a nucleic acid sequence encoding the antibody construct, a vector comprising said nucleic acid sequence and a host cell transformed or transfected with said vector. Furthermore, the invention relates a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 5, 2020
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Publication number: 20190016805
    Abstract: The present invention provides to a antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention relates to a nucleic acid sequence encoding the antibody construct, a vector comprising said nucleic acid sequence and a host cell transformed or transfected with said vector. Furthermore, the invention relates a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: July 20, 2018
    Publication date: January 17, 2019
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Patent number: 10059766
    Abstract: The invention provides a bispecific antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention provides a nucleic acid encoding the antibody construct, a vector comprising the nucleic acid and a host cell transformed or transfected with the vector. Furthermore, the invention provides a process for the production of the bispecific antibody construct, a medical use of the antibody construct and a kit comprising the antibody construct. The bispecific antibody construct may be useful in the treatment of melanoma.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: August 28, 2018
    Assignees: AMGEN INC., AMGEN RESEARCH (MUNICH) GMBH
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Publication number: 20180208654
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Application
    Filed: January 23, 2018
    Publication date: July 26, 2018
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Patent number: 9920121
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: March 20, 2018
    Assignee: AMGEN INC.
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Publication number: 20180002450
    Abstract: The present invention provides to a bispecific antibody construct comprising a first human binding domain which binds to human CDH19 on the surface of a target cell and a second binding domain which binds to human CD3 on the surface of a T cell. Moreover, the invention provides a polynucleotide encoding the antibody construct, a vector comprising said polynucleotide and a host cell transformed or transfected with said polynucleotide or vector. Furthermore, the invention provides a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: August 10, 2017
    Publication date: January 4, 2018
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, Peter Kufer, Patrick Hoffmann, Tobias Raum, Ralf Lutterbüse, Elisabeth Nahrwold, Claudia Blumel
  • Patent number: 9765157
    Abstract: The present invention provides a bispecific antibody construct comprising a first human binding domain which binds to human CDH19 on the surface of a target cell and a second binding domain which binds a human CD3 on the surface of a T cell. Moreover, the invention provides a polynucleotide encoding the antibody construct, a vector comprising the polynucleotide and a host cell transformed or transfected with the polynucleotide or vector. Furthermore, the invention provides a process for the production of the antibody construct of the invention, a medical use of the antibody construct in the treatment of melanoma, and a kit comprising the antibody construct.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: September 19, 2017
    Assignee: AMGEN RESEARCH (MUNICH) GMBH
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, Peter Kufer, Patrick Hoffmann, Tobias Raum, Ralf Lutterbüse, Elisabeth Nahrwold, Claudia Blumel
  • Publication number: 20160032019
    Abstract: The present invention provides to a bispecific antibody construct comprising a first human binding domain which binds to human CDH19 on the surface of a target cell and a second binding domain which binds to human CD3 on the surface of a T cell. Moreover, the invention provides a polynucleotide encoding the antibody construct, a vector comprising said polynucleotide and a host cell transformed or transfected with said polynucleotide or vector. Furthermore, the invention provides a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: July 31, 2015
    Publication date: February 4, 2016
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, Peter Kufer, Patrick Hoffmann, Tobias Raum, Ralf Lutterbüse, Elisabeth Nahrwold, Claudia Blumel
  • Publication number: 20150368343
    Abstract: The present invention provides to a antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention relates to a nucleic acid sequence encoding the antibody construct, a vector comprising said nucleic acid sequence and a host cell transformed or transfected with said vector. Furthermore, the invention relates a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: January 27, 2014
    Publication date: December 24, 2015
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbuese, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Publication number: 20150322151
    Abstract: The present disclosure provides a human antibody or antigen binding fragment thereof or an antibody construct comprising a human binding domain or antigen binding fragment thereof capable of binding to human CDH19 on the surface of a target cell. The disclosure relates to a nucleic acid sequence encoding the antibody or antigen binding fragment thereof contained in the antibody construct, a vector comprising the nucleic acid sequence and a host cell transformed or transfected with the vector. Furthermore, the disclosure relates to a process for the production of the antibody construct of the disclosure, a medical use or a method of treatment using the antibody construct and a kit comprising the antibody or antigen binding fragment thereof or the antibody construct.
    Type: Application
    Filed: January 27, 2014
    Publication date: November 12, 2015
    Applicant: AMGEN INC.
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, M. Shawn Jeffries, Chadwick Terence King, Brian Mingtung Chan
  • Publication number: 20140322218
    Abstract: The present invention provides to a antibody construct comprising a first human binding domain capable of binding to human CDH19 on the surface of a target cell and a second domain capable of binding to human CD3 on the surface of a T cell. Moreover, the invention relates to a nucleic acid sequence encoding the antibody construct, a vector comprising said nucleic acid sequence and a host cell transformed or transfected with said vector. Furthermore, the invention relates a process for the production of the antibody construct of the invention, a medical use of said antibody construct and a kit comprising said antibody construct.
    Type: Application
    Filed: January 27, 2014
    Publication date: October 30, 2014
    Applicant: AMGEN RESEARCH (MUNICH) GMBH
    Inventors: Shouhua Xiao, Zheng Pan, Dineli Wickramasinghe, Shawn Jeffries, Chadwick T. King, Brian Mingtung Chan, Peter Kufer, Ralf Lutterbüse, Tobias Raum, Patrick Hoffmann, Doris Rau, Roman Kischel, Bryan Lemon, Holger Wesche
  • Publication number: 20080305106
    Abstract: The present invention relates to transgenic animals, as well as compositions and methods relating to the characterization of gene function. Specifically, the present invention provides transgenic mice comprising disruptions in PRO256, PRO34421, PRO334, PRO770, PRO983, PRO1009, PRO1107, PRO1158, PRO1250, PRO1317, PRO4334, PRO4395, PRO49192, PRO9799, PRO21175, PRO19837, PRO21331, PRO23949, PRO697 or PRO1480 genes. Such in vivo studies and characterizations may provide valuable identification and discovery of therapeutics and/or treatments useful in the prevention, amelioration or correction of diseases or dysfunctions associated with gene disruptions such as neurological disorders; cardiovascular, endothelial or angiogenic disorders; eye abnormalities; immunological disorders; oncological disorders; bone metabolic abnormalities or disorders; lipid metabolic disorders; or developmental abnormalities.
    Type: Application
    Filed: April 12, 2005
    Publication date: December 11, 2008
    Inventors: Jane Brennan, Frederic J. de Sauvage, Ellen Filvaroff, Iqbal Grewal, Bryan Irving, Jagath Reddy Junutula, Daniel Kirchhofer, Franklin Peale, Heide Phillips, Tracy Tang, Dineli Wickramasinghe, Weilan Ye
  • Publication number: 20070098707
    Abstract: The invention provides methods and compositions for modulating the HGF/c-met signaling pathway, in particular by regulating c-met dimerization and/or binding of ligand to c-met using a c-met antagonist that disrupts c-met multimerization.
    Type: Application
    Filed: October 2, 2006
    Publication date: May 3, 2007
    Applicant: Genentech, Inc.
    Inventors: Monica Kong-Beltran, Dineli Wickramasinghe