Patents by Inventor Eric M. Ostertag

Eric M. Ostertag 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: 20260218236
    Abstract: The present disclosure is directed to compositions and methods for the treatment of Metabolic Liver Disorders. The compositions and methods can comprise an adeno-associated virus (AAV) piggyBac polynucleotide comprising a transgene. The transgene may comprise ornithine transcarbamylase (OTC) or methylmalonyl-CoA mutase (MUT1).
    Type: Application
    Filed: December 29, 2025
    Publication date: July 30, 2026
    Inventors: Jingjing JIANG, Julian David DOWN, Xianghong LI, Eric M. OSTERTAG
  • Patent number: 12686726
    Abstract: Disclosed are antibodies against MUC1, MUC1-CAR compositions and methods for use of these antibodies and compositions to target a MUC1 protein, wherein a cell expressing the MUC1 protein may be targeted and killed by, for instance, a cytotoxic T cell.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: July 21, 2026
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Eric M. Ostertag, Devon Shedlock
  • Publication number: 20260201011
    Abstract: Disclosed are VHH chimeric antigen receptors (VCARs), VCAR transposons encoding VCARs of the disclosure, cells modified to express VCARs of the disclosure, as well as methods of making and methods of using the same for adoptive cell therapy.
    Type: Application
    Filed: August 5, 2025
    Publication date: July 16, 2026
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK
  • Publication number: 20260125701
    Abstract: Disclosed are composition comprising (a) an inducible transgene construct, comprising a sequence encoding an inducible promoter and a sequence encoding a transgene, and (b) a receptor construct, comprising a sequence encoding a constitutive promoter and a sequence encoding an exogenous receptor, wherein, upon integration of the construct of (a) and the construct of (b) into a genomic sequence of a cell, the exogenous reporter is expressed, and wherein the exogenous reporter, upon binding a ligand, transduces an intracellular signal that targets the inducible promoter of (a) to modify gene expression. Methods for introducing compositions into cells and the use of the resultant cells in adoptive cell therapies are also provided.
    Type: Application
    Filed: July 1, 2025
    Publication date: May 7, 2026
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK
  • Publication number: 20260125700
    Abstract: Disclosed are composition comprising (a) an inducible transgene construct, comprising a sequence encoding an inducible promoter and a sequence encoding a transgene, and (b) a receptor construct, comprising a sequence encoding a constitutive promoter and a sequence encoding an exogenous receptor, wherein, upon integration of the construct of (a) and the construct of (b) into a genomic sequence of a cell, the exogenous reporter is expressed, and wherein the exogenous reporter, upon binding a ligand, transduces an intracellular signal that targets the inducible promoter of (a) to modify gene expression. Methods for introducing compositions into cells and the use of the resultant cells in adoptive cell therapies are also provided.
    Type: Application
    Filed: July 1, 2025
    Publication date: May 7, 2026
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK
  • Patent number: 12540335
    Abstract: The present disclosure is directed to compositions and methods for the treatment of Metabolic Liver Disorders. The compositions and methods can comprise an adeno-associated virus (AAV) piggyBac polynucleotide comprising a transgene. The transgene may comprise ornithine transcarbamylase (OTC) or methylmalonyl-CoA mutase (MUT1).
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: February 3, 2026
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Jingjing Jiang, Julian Down, Xianghong Li, Eric M. Ostertag
  • Publication number: 20260001929
    Abstract: The disclosure provides inducible caspase polypeptides, compositions comprising inducible caspase polypeptides and sequences encoding the same, cells modified to express the polypeptides and compositions of the disclosure, as well as methods of making and methods of using same for adoptive cell therapy.
    Type: Application
    Filed: June 9, 2025
    Publication date: January 1, 2026
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK
  • Patent number: 12415844
    Abstract: Disclosed are VHH chimeric antigen receptors (VCARs), VCAR transposons encoding VCARs of the disclosure, cells modified to express VCARs of the disclosure, as well as methods of making and methods of using the same for adoptive cell therapy.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: September 16, 2025
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Eric M. Ostertag, Devon Shedlock
  • Patent number: 12385061
    Abstract: Disclosed are composition comprising (a) an inducible transgene construct, comprising a sequence encoding an inducible promoter and a sequence encoding a transgene, and (b) a receptor construct, comprising a sequence encoding a constitutive promoter and a sequence encoding an exogenous receptor, wherein, upon integration of the construct of (a) and the construct of (b) into a genomic sequence of a cell, the exogenous reporter is expressed, and wherein the exogenous reporter, upon binding a ligand, transduces an intracellular signal that targets the inducible promoter of (a) to modify gene expression. Methods for introducing compositions into cells and the use of the resultant cells in adoptive cell therapies are also provided.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: August 12, 2025
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Eric M. Ostertag, Devon Shedlock
  • Patent number: 12358966
    Abstract: The disclosure provides inducible caspase polypeptides, compositions comprising inducible caspase polypeptides and sequences encoding the same, cells modified to express the polypeptides and compositions of the disclosure, as well as methods of making and methods of using same for adoptive cell therapy.
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: July 15, 2025
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Eric M. Ostertag, Devon Shedlock
  • Patent number: 12274247
    Abstract: This invention relates to the engineering of animal cells, preferably mammalian, more preferably rat, that are deficient due to the disruption of tumor suppressor gene(s) or gene product(s). In another aspect, the invention relates to genetically modified rats, as well as the descendants and ancestors of such animals, which are animal models of human cancer and methods of their use.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 15, 2025
    Assignee: Hera Testing Laboratories, Inc.
    Inventors: Eric M. Ostertag, John Stuart Crawford, Joseph Ruiz
  • Publication number: 20240318136
    Abstract: The disclosure provides a method of producing modified stem memory T cells (e.g. CAR-T cells) for administration to a subject as, for example an adoptive cell therapy.
    Type: Application
    Filed: June 3, 2024
    Publication date: September 26, 2024
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK
  • Publication number: 20240226153
    Abstract: Disclosed are methods of eliminating at least one target cell in a subject, comprising administering to the subject an effective amount of a composition comprising a plurality of immune cells, wherein each immune cell of the plurality expresses one or more chimeric ligand receptor(s) (CLR(s)) that each specifically bind to a target ligand on the at least one target cell, wherein specifically binding of the one or more CLR(s) to the target activates the immune cell, and wherein the activated immune cell induces death of the target cell. Exemplary target cells include, but are not limited to, hematopoietic stem cells (HSCs).
    Type: Application
    Filed: July 12, 2023
    Publication date: July 11, 2024
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK, Julian David DOWN
  • Publication number: 20240156069
    Abstract: This invention relates to the engineering of animal cells, preferably mammalian, more preferably rat, that are deficient due to the disruption of tumor suppressor gene(s) or gene product(s). In another aspect, the invention relates to genetically modified rats, as well as the descendants and ancestors of such animals, which are animal models of human cancer and methods of their use.
    Type: Application
    Filed: November 14, 2023
    Publication date: May 16, 2024
    Inventors: Eric M. OSTERTAG, John Stuart CRAWFORD, Joseph RUIZ
  • Publication number: 20240150734
    Abstract: The present invention provides PiggyBac transposase proteins, nucleic acids encoding the same, compositions comprising the same, kits comprising the same, non-human transgenic animals comprising the same, and methods of using the same.
    Type: Application
    Filed: October 31, 2022
    Publication date: May 9, 2024
    Inventors: Eric M. OSTERTAG, Blair MADISON
  • Publication number: 20240131067
    Abstract: Disclosed are methods of eliminating at least one target cell in a subject, comprising administering to the subject an effective amount of a composition comprising a plurality of immune cells, wherein each immune cell of the plurality expresses one or more chimeric ligand receptor(s) (CLR(s)) that each specifically bind to a target ligand on the at least one target cell, wherein specifically binding of the one or more CLR(s) to the target activates the immune cell, and wherein the activated immune cell induces death of the target cell. Exemplary target cells include, but are not limited to, hematopoietic stem cells (HSCs).
    Type: Application
    Filed: July 11, 2023
    Publication date: April 25, 2024
    Inventors: Eric M. OSTERTAG, Devon SHEDLOCK, Julian David DOWN
  • Publication number: 20240084251
    Abstract: The disclosure provides a method of producing modified stem memory T cells (e.g. CAR-T cells) for administration to a subject as, for example an adoptive cell therapy.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 14, 2024
    Inventors: Eric M. OSTERTAG, Devon Shedlock
  • Patent number: 11849709
    Abstract: This invention relates to the engineering of animal cells, preferably mammalian, more preferably rat, that are deficient due to the disruption of tumor suppressor gene(s) or gene product(s). In another aspect, the invention relates to genetically modified rats, as well as the descendants and ancestors of such animals, which are animal models of human cancer and methods of their use.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: December 26, 2023
    Assignee: Hera Testing Laboratories, Inc.
    Inventors: Eric M. Ostertag, John Stuart Crawford, Joseph Ruiz
  • Publication number: 20230348553
    Abstract: The disclosure provides inducible caspase polypeptides, compositions comprising inducible caspase polypeptides and sequences encoding the same, cells modified to express the polypeptides and compositions of the disclosure, as well as methods of making and methods of using same for adoptive cell therapy.
    Type: Application
    Filed: June 13, 2023
    Publication date: November 2, 2023
    Inventors: Eric M. OSTERTAG, Devon Shedlock
  • Patent number: 11802269
    Abstract: The disclosure provides a method of producing modified stem memory T cells (e.g. CAR-T cells) for administration to a subject as, for example an adoptive cell therapy.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: October 31, 2023
    Assignee: Poseida Therapeutics, Inc.
    Inventors: Eric M. Ostertag, Devon Shedlock