Patents Assigned to INVECTYS
  • Publication number: 20230235050
    Abstract: The present invention relates to single-domain antibodies (sdAbs) directed against Leukocyte immunoglobulin-like receptor subfamily B member 2 (LILRB2), pharmaceutical compositions comprising
    Type: Application
    Filed: September 18, 2020
    Publication date: July 27, 2023
    Applicant: Invectys SAS
    Inventors: Maria LOUSTAU, Lise HUNAULT, Pierre LANGLADE DEMOYEN, Julien CAUMARTIN
  • Patent number: 11634494
    Abstract: The present invention relates to antibodies, or antigen-binding fragments thereof, directed against human leukocyte antigen-G (HLA-G) protein and raised against an immunogenic peptide derived from the ?3 domain of HLA-G protein. The invention further relates to the immunogenic peptide, and methods for producing said anti-HLA-G specific antibodies.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: April 25, 2023
    Assignee: Invectys SA
    Inventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
  • Patent number: 11505608
    Abstract: The present invention relates to chimeric antigen receptors (CAR) against multiple but not all human leukocyte antigen (HLA-G) isoforms. More specifically, the invention concerns CARs that are specific for HLA-G ?2M-free or ?2M-associated immunosuppressive isoforms respectively.
    Type: Grant
    Filed: May 9, 2022
    Date of Patent: November 22, 2022
    Assignee: Invectys SA
    Inventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
  • Patent number: 11351246
    Abstract: The invention relates a recombinant measles virus plasmid capable of expressing a human telomerase reverse transcriptase (hTERT) protein fused at N-terminus with a protein enhancing addressing of the hTERT protein to proteasome. The invention further relates to a vaccine comprising said plasmid or particles rescued therefrom, and uses thereof, especially in preventing or treating a tumor in a patient.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: June 7, 2022
    Assignees: INVECTYS SAS, INSTITUT PASTEUR, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Pierre Langlade Demoyen, Frédéric Tangy, Elodie Pliquet
  • Patent number: 11325977
    Abstract: The present invention relates to chimeric antigen receptors (CAR) against multiple but not all human leukocyte antigen (HLA-G) isoforms. More specifically, the invention concerns CARs that are specific for HLA-G ?2M-free or ?2M-associated immunosuppressive isoforms respectively.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: May 10, 2022
    Assignee: Invectys SA
    Inventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
  • Patent number: 11312774
    Abstract: The present invention relates to antibodies, or antigen-binding fragments thereof, directed against human leukocyte antigen-G (HLA-G) protein and raised against an immunogenic peptide derived from the ?3 domain of HLA-G protein. The invention further relates to the immunogenic peptide, and methods for producing said anti-HLA-G specific antibodies.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: April 26, 2022
    Assignee: Invectys SA
    Inventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
  • Patent number: 11117971
    Abstract: The present invention relates to chimeric antigen receptors (CAR) against multiple but not all human leukocyte antigen (HLA-G) isoforms. More specifically, the invention concerns CARs that are specific for HLA-G ?2M-free or ?2M-associated immunosuppressive isoforms respectively.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: September 14, 2021
    Assignee: Invectys SA
    Inventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
  • Patent number: 11111302
    Abstract: The present invention relates to antibodies, or antigen-binding fragments thereof, directed against human leukocyte antigen-G (HLA-G) protein and raised against an immunogenic peptide derived from the ?3 domain of HLA-G protein. The invention further relates to the immunogenic peptide, and methods for producing said anti-HLA-G specific antibodies.
    Type: Grant
    Filed: October 26, 2020
    Date of Patent: September 7, 2021
    Assignee: Invectys SA
    Inventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
  • Publication number: 20210077613
    Abstract: The invention relates a recombinant measles virus plasmid capable of expressing a human telomerase reverse transcriptase (hTERT) protein fused at N-terminus with a protein enhancing addressing of the hTERT protein to proteasome. The invention further relates to a vaccine comprising said plasmid or particles rescued therefrom, and uses thereof, especially in preventing or treating a tumor in a patient.
    Type: Application
    Filed: May 7, 2018
    Publication date: March 18, 2021
    Applicants: INVECTYS, INSTITUT PASTEUR, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Pierre LANGLADE DEMOYEN, Frédéric TANGY, Elodie PLIQUET
  • Patent number: 10695409
    Abstract: The invention relates to a peptide of 15 to 20 amino acids deriving from TERT protein, which peptide is capable of (i) binding to HLA class II and (ii) stimulating a CD4 Th response. These universal cancer peptides are especially useful in anti-tumor immunotherapy and immunomonitoring.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: June 30, 2020
    Assignees: INVECTYS, UNIVERSITE DE FRANCHE-COMTE, CENTRE HOSPITALIER REGIONAL UNIVERSITAIRE DE BESANCON
    Inventors: Pierre Langlade Demoyen, Olivier Adotevi, Magalie Dosset
  • Patent number: 10675337
    Abstract: The present invention provides a nucleic acid, or an immunogenic composition thereof, that comprises a sequence encoding a cat telomerase deprived of telomerase catalytic activity, or a fragment thereof. The present invention also provides methods for triggering an immune response in a cat and methods for treating or preventing a tumor in a cat using the immunogenic composition of the invention.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: June 9, 2020
    Assignee: INVECTYS
    Inventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Christelle Liard
  • Patent number: 10493154
    Abstract: The present invention relates to methods for transferring a nucleic acid in vivo into skin cells wherein the nucleic acid is injected by intradermal (ID) injection and is electrically transferred into skin cells with a single pulse of a High Voltage, followed, after a defined lag time, by a single pulse of Low Voltage.
    Type: Grant
    Filed: October 28, 2014
    Date of Patent: December 3, 2019
    Assignees: INVECTYS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Pierre Langlade Demoyen, Thierry Huet, Christelle Liard, Jessie Thalmensi, Luis M. Mir, Christophe Calvet
  • Publication number: 20190233520
    Abstract: The present invention relates to antibodies, or antigen-binding fragments thereof, directed against human leukocyte antigen-G (HLA-G) protein and raised against an immunogenic peptide derived from the a3 domain of HLA-G protein. The invention further relates to the immunogenic peptide, and methods for producing said anti-HLA-G specific antibodies. A particular embodiment refers to the monoclonal antibody with the arbitrary designation 15E7 for which the sequence is provided. Also a anti-HLA-G single-chain antibody gene library was generated and six specific binders were identified from that library.
    Type: Application
    Filed: June 2, 2017
    Publication date: August 1, 2019
    Applicant: INVECTYS
    Inventors: Pierre LANGLADE DEMOYEN, Thierry HUET, Julien CAUMARTIN, Maria LOUSTAU, Maria WEHBE
  • Publication number: 20190177733
    Abstract: The present invention provides an immunogenic composition comprising a nucleic acid that comprises a sequence encoding a dog telomerase deprived of telomerase catalytic activity, or a fragment thereof.
    Type: Application
    Filed: November 21, 2018
    Publication date: June 13, 2019
    Applicant: INVECTYS
    Inventors: Pierre LANGLADE DEMOYEN, Simon WAIN-HOBSON, Christelle LIARD
  • Patent number: 10183065
    Abstract: The invention provides a nucleic acid construct comprising a sequence that encodes a human telomerase reverse transcriptase (hTERT) protein which is devoid of telomerase catalytic activity and of a nucleolar localization signal. The construct is useful triggering an immune response in a subject, against cells that overexpress telomerase, preferably dysplasia cells or tumor cells.
    Type: Grant
    Filed: October 28, 2014
    Date of Patent: January 22, 2019
    Assignee: INVECTYS
    Inventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Thierry Huet, Christelle Liard, Elodie Pliquet
  • Publication number: 20190000946
    Abstract: The invention provides a nucleic acid construct comprising a sequence that encodes a human telomerase reverse transcriptase (hTERT) protein which is devoid of telomerase catalytic activity and of a nucleolar localization signal. The construct is useful triggering an immune response in a subject, against cells that overexpress telomerase, preferably dysplasia cells or tumor cells.
    Type: Application
    Filed: August 24, 2018
    Publication date: January 3, 2019
    Applicant: INVECTYS
    Inventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Thierry Huet, Christelle Liard, Elodie Pliquet
  • Patent number: 10138488
    Abstract: The present invention provides an immunogenic composition comprising a nucleic acid that comprises a sequence encoding a dog telomerase deprived of telomerase catalytic activity, or a fragment thereof.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: November 27, 2018
    Assignee: INVECTYS
    Inventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Christelle Liard
  • Publication number: 20180271963
    Abstract: The present invention provides an immunogenic composition comprising a nucleic acid that comprises a sequence encoding a cat telomerase deprived of telomerase catalytic activity, or a fragment thereof.
    Type: Application
    Filed: March 26, 2018
    Publication date: September 27, 2018
    Applicant: INVECTYS
    Inventors: Pierre LANGLADE DEMOYEN, Simon Wain-Hobson, Christelle LIARD
  • Publication number: 20180251781
    Abstract: The present invention relates to DNA expression vector or a mixture of DNA expression vectors which encodes at least two CD4 epitopes of telomerase reverse transcriptase (TERT) and at least one tumor, viral, bacterial, or parasitic CD8 epitope.
    Type: Application
    Filed: October 6, 2016
    Publication date: September 6, 2018
    Applicant: INVECTYS
    Inventors: Pierre LANGLADE DEMOYEN, Thierry HUET, Simon WAIN-HOBSON, Anna KOSTRZAK
  • Patent number: 10010591
    Abstract: The present invention relates to the use of a nucleic acid that comprises a sequence encoding an APOBEC3A protein, in preventing or treating a tumor in a patient.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: July 3, 2018
    Assignee: INVECTYS
    Inventors: Pierre Langlade Demoyen, Anna Kostrzak, Simon Wain-Hobson