Patents by Inventor Nathalie Silvestre

Nathalie Silvestre 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: 20150165014
    Abstract: The present invention relates generally to immunogenic combinations comprising at least five antigens of a Mycobacterium species as well as fusion thereof and nucleic acid molecules encoding such combined antigens and fusion. The present invention also relates to nucleic acid molecules, vectors, host cells and compositions comprising or encoding said combinations of mycobacterial antigens and fusion polypeptides as well as to methods for recombinantly producing them. The present invention also relates to methods of using said combinations of mycobacterial antigens, fusion polypeptides, vectors, host cells, compositions particularly for inducing or stimulating an immune response against a Mycobacterium infection or any disease caused by or associated with a Mycobacterium infection.
    Type: Application
    Filed: July 10, 2013
    Publication date: June 18, 2015
    Applicant: TRANSGENE SA
    Inventors: Emmanuel Tupin, Romain Micol, Charles Antoine Coupet, Geneviève Inchaupse, Marie Gouanvic, Nathalie Silvestre, Jean-Baptiste Marchand, Cécile Beny
  • Patent number: 9024003
    Abstract: The present invention notably relates to novel recombinant telomerase reverse transcriptases, nucleic acid molecules coding them, cells comprising said nucleic acid molecule and use of these cells for the production of substance of interest.
    Type: Grant
    Filed: January 5, 2007
    Date of Patent: May 5, 2015
    Assignee: Transgene S.A.
    Inventors: Philippe Erbs, Jean-Marc Balloul, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20140287480
    Abstract: The present invention relates to polymerase HBV mutant polypeptides comprising a mutated polymerase domain which is functionally disrupted for polymerase activity and fusion proteins comprising such polymerase mutant polypeptide. The present invention also relates to a nucleic acid molecule and an expression vector for expressing said polymerase mutant polypeptide as well as a composition which can be used for eliciting an immune response to HBV with the goal of providing a protective or therapeutic effect against HBV infection.
    Type: Application
    Filed: July 12, 2012
    Publication date: September 25, 2014
    Applicant: Transgene S.A.
    Inventors: Perrine Martin, Nathalie Silvestre, Jean-Baptiste Marchand
  • Patent number: 8809056
    Abstract: This invention relates to immortalized avian cells, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: August 19, 2014
    Assignee: Transgene S.A.
    Inventors: Phillippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20130244246
    Abstract: This invention relates to immortalized avian cells, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Application
    Filed: December 21, 2012
    Publication date: September 19, 2013
    Applicant: TRANSGENE S.A.`
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Patent number: 8513018
    Abstract: This invention relates to immortalized avian cells, including those deposited under accession numbers 09070701, 09070702, and 09070703 at the ECACC, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: August 20, 2013
    Assignee: Transgene S.A.
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20130095557
    Abstract: This invention relates to immortalized avian cells, including those deposited under accession numbers 09070701, 09070702, and 09070703 at the ECACC, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Application
    Filed: June 29, 2011
    Publication date: April 18, 2013
    Applicant: TRANSGENE S.A.
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Patent number: 8420103
    Abstract: A nucleic acid molecule encoding at least one papillomavirus E2 polypeptide, or a vector, an infectious viral particle or a therapeutic composition thereof is formulated into a drug product useful for treating a patient suffering from a persistent papillomavirus infection caused by at least one papillomavirus; particular such vectors are nucleic acid molecules containing a first nucleotide sequence encoding a papillomavirus E1 polypeptide and a second nucleotide sequence encoding a papillomavirus E2 polypeptide wherein the 3? portion of the first nucleotide which in the natural content is 100% identical to the 5? portion of the second nucleotide is modified so as to exhibit a percentage of identity between said portions of at most 75%.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: April 16, 2013
    Assignee: Transgene S.A.
    Inventors: Martine Baudin, Jean-Marc Balloul, Nathalie Silvestre
  • Patent number: 8361788
    Abstract: Immortalized avian cell lines containing E1A nucleic acid sequences are useful for the production of viruses and are particularly useful for the production of recombinant viral vectors which can be employed for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: January 29, 2013
    Assignee: Transgene S.A.
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Patent number: 8357531
    Abstract: This invention relates to immortalized avian cells, including those deposited under accession numbers 09070701, 09070702, and 09070703 at the ECACC, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Grant
    Filed: July 2, 2010
    Date of Patent: January 22, 2013
    Assignee: Transgene S.A.
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20130011435
    Abstract: The present invention provides a composition comprising hepatitis B virus (HBV) component(s), and which may be either nucleic acid- or polypeptide-based as well as nucleic acid molecules and vectors encoding such HBV component(s). It also relates to infectious viral particles and host cells comprising such nucleic acid molecules or vectors. It also provides composition and kits of parts comprising such nucleic acid molecules, vectors, infectious viral particles or host cells and the therapeutic use thereof for preventing or treating HBV infections.
    Type: Application
    Filed: August 6, 2010
    Publication date: January 10, 2013
    Applicant: Transgene SA
    Inventors: Perrine Martin, Geneviève Inchauspe, Nathalie Silvestre, Doris Schmitt
  • Patent number: 8337859
    Abstract: The present invention provides a vector for expressing at least a first and a second nucleic acid molecules which exhibit a percentage of homology of approximately 80% or greater than 80% over a portion of 40 or more continuous nucleotides and wherein said first nucleic acid molecule and/or said second nucleic acid molecule is modified so as to reduce said percentage of homology to less than 75%. The present invention also relates to substantially isolated nucleic acid molecules comprising a nucleotide sequence as defined in any of SEQ ID NO: 9-15 and 66-69. It also provides a host cell and a pharmaceutical composition comprising such a nucleic acid molecule or vector as well as their use for therapeutic or preventive purposes.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: December 25, 2012
    Assignee: Transgene S.A.
    Inventors: Nathalie Silvestre, Doris Schmitt
  • Publication number: 20120251569
    Abstract: The present invention provides a composition comprising hepatitis B virus (HBV) component(s), and which may be either nucleic acid- or polypeptide-based as well as nucleic acid molecules and vectors encoding such HBV component(s). It also relates to infectious viral particles and host cells comprising such nucleic acid molecules or vectors. It also provides composition and kits of parts comprising such nucleic acid molecules, vectors, infectious viral particles or host cells and the therapeutic use thereof for preventing or treating HBV infections.
    Type: Application
    Filed: March 17, 2012
    Publication date: October 4, 2012
    Applicant: TRANSGENE SA
    Inventors: Perrine Martin, Geneviève Inchauspe, Nathalie Silvestre, Doris Schmitt, Alexei Evlachev
  • Publication number: 20120238000
    Abstract: This invention relates to immortalized avian cells, including those deposited under accession numbers 09070701, 09070702, and 09070703 at the ECACC, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Application
    Filed: May 29, 2012
    Publication date: September 20, 2012
    Applicant: Transgene S.A.
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20110008872
    Abstract: This invention relates to immortalized avian cells, including those deposited under accession numbers 09070701, 09070702, and 09070703 at the ECACC, and to the use of these cells for the production of viruses. The cells according to the invention are particularly useful for the production of recombinant viral vectors which can be used for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Application
    Filed: July 2, 2010
    Publication date: January 13, 2011
    Applicant: Transgene S.A.
    Inventors: Philippe ERBS, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20100303838
    Abstract: The present invention provides a vector for expressing at least a first and a second nucleic acid molecules which exhibit a percentage of homology of approximately 80% or greater than 80% over a portion of 40 or more continuous nucleotides and wherein said first nucleic acid molecule and/or said second nucleic acid molecule is modified so as to reduce said percentage of homology to less than 75%. The present invention also relates to substantially isolated nucleic acid molecules comprising a nucleotide sequence as defined in any of SEQ ID NO: 9-15 and 66-69. It also provides a host cell and a pharmaceutical composition comprising such a nucleic acid molecule or vector as well as their use for therapeutic or preventive purposes.
    Type: Application
    Filed: January 29, 2008
    Publication date: December 2, 2010
    Applicant: Transgene S.A.
    Inventors: Nathalie Silvestre, Doris Schmitt
  • Publication number: 20100197010
    Abstract: Immortalized avian cell lines containing E1A nucleic acid sequences are useful for the production of viruses and are particularly useful for the production of recombinant viral vectors which can be employed for the preparation of therapeutic and/or prophylactic compositions for the treatment of animals and more particularly humans.
    Type: Application
    Filed: July 2, 2008
    Publication date: August 5, 2010
    Inventors: Philippe Erbs, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20100173378
    Abstract: The present invention notably relates to novel recombinant telomerase reverse transcriptases, nucleic acid molecules coding them, cells comprising said nucleic acid molecule and use of these cells for the production of substance of interest.
    Type: Application
    Filed: January 5, 2007
    Publication date: July 8, 2010
    Applicant: Transgene S.A.
    Inventors: Philippe Erbs, Jean-Marc Balloul, Marina Kapfer, Nathalie Silvestre
  • Publication number: 20100160227
    Abstract: The present invention provides novel peptides of specified sequence and their use as a signal peptide or a membrane-anchoring peptide. It also relates to chimeric polypeptide comprising one or more such peptides and a polypeptide of interest as well as nucleic acid molecules, vectors, infections vital particles and host cells encoding such peptides and chimeric polypeptides. The present invention also relates to a pharmaceutical composition comprising such elements and a pharmaceutically acceptable vehicle. The present invention also provides a method for recumbently producing a polypeptide using such peptides, especially for directing expression of a polypeptide of interest extracellularly or anchored at the surface of the plasma membrane.
    Type: Application
    Filed: January 29, 2008
    Publication date: June 24, 2010
    Applicant: TRANSGENE S.A.
    Inventors: Nathalie Silvestre, Eric Jacobs
  • Publication number: 20100143408
    Abstract: A nucleic acid molecule encoding at least one papillomavirus E2 polypeptide, or a vector, an infectious viral particle or a therapeutic composition thereof is formulated into a drug product useful for treating a patient suffering from a persistent papillomavirus infection caused by at least one papillomavirus; particular such vectors are nucleic acid molecules containing a first nucleotide sequence encoding a papillomavirus E1 polypeptide and a second nucleotide sequence encoding a papillomavirus E2 polypeptide wherein the 3? portion of the first nucleotide which in the natural content is 100% identical to the 5? portion of the second nucleotide is modified so as to exhibit a percentage of identity between said portions of at most 75%.
    Type: Application
    Filed: January 29, 2008
    Publication date: June 10, 2010
    Inventors: Martine Baudin, Jean-Marc Balloul, Nathalie Silvestre