Patents Assigned to INVECTYS
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Publication number: 20230235050Abstract: The present invention relates to single-domain antibodies (sdAbs) directed against Leukocyte immunoglobulin-like receptor subfamily B member 2 (LILRB2), pharmaceutical compositions comprisingType: ApplicationFiled: September 18, 2020Publication date: July 27, 2023Applicant: Invectys SASInventors: Maria LOUSTAU, Lise HUNAULT, Pierre LANGLADE DEMOYEN, Julien CAUMARTIN
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Patent number: 11634494Abstract: 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: GrantFiled: April 25, 2022Date of Patent: April 25, 2023Assignee: Invectys SAInventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
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Patent number: 11505608Abstract: 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: GrantFiled: May 9, 2022Date of Patent: November 22, 2022Assignee: Invectys SAInventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
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Patent number: 11351246Abstract: 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: GrantFiled: May 7, 2018Date of Patent: June 7, 2022Assignees: INVECTYS SAS, INSTITUT PASTEUR, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Pierre Langlade Demoyen, Frédéric Tangy, Elodie Pliquet
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Patent number: 11325977Abstract: 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: GrantFiled: September 10, 2021Date of Patent: May 10, 2022Assignee: Invectys SAInventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
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Patent number: 11312774Abstract: 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: GrantFiled: September 3, 2021Date of Patent: April 26, 2022Assignee: Invectys SAInventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
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Patent number: 11117971Abstract: 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: GrantFiled: October 22, 2020Date of Patent: September 14, 2021Assignee: Invectys SAInventors: Maria Loustau, François Anna, Pierre Langlade Demoyen, Julien Caumartin
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Patent number: 11111302Abstract: 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: GrantFiled: October 26, 2020Date of Patent: September 7, 2021Assignee: Invectys SAInventors: Pierre Langlade Demoyen, Thierry Huet, Julien Caumartin, Maria Loustau, Maria Wehbe
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Publication number: 20210077613Abstract: 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: ApplicationFiled: May 7, 2018Publication date: March 18, 2021Applicants: INVECTYS, INSTITUT PASTEUR, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Pierre LANGLADE DEMOYEN, Frédéric TANGY, Elodie PLIQUET
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Patent number: 10695409Abstract: 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: GrantFiled: May 31, 2017Date of Patent: June 30, 2020Assignees: INVECTYS, UNIVERSITE DE FRANCHE-COMTE, CENTRE HOSPITALIER REGIONAL UNIVERSITAIRE DE BESANCONInventors: Pierre Langlade Demoyen, Olivier Adotevi, Magalie Dosset
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Patent number: 10675337Abstract: 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: GrantFiled: March 26, 2018Date of Patent: June 9, 2020Assignee: INVECTYSInventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Christelle Liard
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Patent number: 10493154Abstract: 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: GrantFiled: October 28, 2014Date of Patent: December 3, 2019Assignees: INVECTYS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Pierre Langlade Demoyen, Thierry Huet, Christelle Liard, Jessie Thalmensi, Luis M. Mir, Christophe Calvet
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Publication number: 20190233520Abstract: 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: ApplicationFiled: June 2, 2017Publication date: August 1, 2019Applicant: INVECTYSInventors: Pierre LANGLADE DEMOYEN, Thierry HUET, Julien CAUMARTIN, Maria LOUSTAU, Maria WEHBE
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Publication number: 20190177733Abstract: 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: ApplicationFiled: November 21, 2018Publication date: June 13, 2019Applicant: INVECTYSInventors: Pierre LANGLADE DEMOYEN, Simon WAIN-HOBSON, Christelle LIARD
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Patent number: 10183065Abstract: 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: GrantFiled: October 28, 2014Date of Patent: January 22, 2019Assignee: INVECTYSInventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Thierry Huet, Christelle Liard, Elodie Pliquet
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Publication number: 20190000946Abstract: 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: ApplicationFiled: August 24, 2018Publication date: January 3, 2019Applicant: INVECTYSInventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Thierry Huet, Christelle Liard, Elodie Pliquet
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Patent number: 10138488Abstract: 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: GrantFiled: March 28, 2014Date of Patent: November 27, 2018Assignee: INVECTYSInventors: Pierre Langlade Demoyen, Simon Wain-Hobson, Christelle Liard
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Publication number: 20180271963Abstract: 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: ApplicationFiled: March 26, 2018Publication date: September 27, 2018Applicant: INVECTYSInventors: Pierre LANGLADE DEMOYEN, Simon Wain-Hobson, Christelle LIARD
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Publication number: 20180251781Abstract: 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: ApplicationFiled: October 6, 2016Publication date: September 6, 2018Applicant: INVECTYSInventors: Pierre LANGLADE DEMOYEN, Thierry HUET, Simon WAIN-HOBSON, Anna KOSTRZAK
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Patent number: 10010591Abstract: 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: GrantFiled: June 3, 2014Date of Patent: July 3, 2018Assignee: INVECTYSInventors: Pierre Langlade Demoyen, Anna Kostrzak, Simon Wain-Hobson