Patents Examined by Maria G Leavitt
  • Patent number: 11739129
    Abstract: The present disclosure provides a mutated form of AP4 that is more resistant to degradation relative to wild-type AP4. The disclosure also provides T cells expressing the mutated form of AP4 and methods of using the T cells in adoptive cellular immunotherapy.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: August 29, 2023
    Assignee: Washington University
    Inventors: Takeshi Egawa, Chun Chou
  • Patent number: 11713447
    Abstract: The invention is directed to production of megakaryocyte (MK) compositions and their the treatment of thrombocytopenia in a subject in need thereof.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: August 1, 2023
    Assignee: Icahn School of Medicine at Mount Sinai
    Inventors: Camelia Iancu-Rubin, Ronald Hoffman
  • Patent number: 11701389
    Abstract: This disclosure relates to methods of preserving mesenchymal stromal/stem cells (MSCs) for use in clinical applications. In certain embodiments, this disclosure relates to methods of preserving MSCs comprising mixing MSCs with interferon-gamma prior to cryopreserving, freezing, or cooling the MSCs to a temperature below zero degrees Celsius.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: July 18, 2023
    Assignees: Emory University, Children's Healthcare of Atlanta, Inc.
    Inventors: Jacques Galipeau, Raghavan Chinnadurai
  • Patent number: 11692196
    Abstract: The present invention encompasses compositions and methods to allow one to deliver and express multiple genes from a biosynthetic pathway in a recipient cell via a synthetic chromosome.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: July 4, 2023
    Assignee: CarryGenes Bioengineering, LLC
    Inventors: Edward Perkins, Amy Greene
  • Patent number: 11679130
    Abstract: A population of genetically engineered T cells, comprising a disrupted Reg1 gene and/or a disrupted TGFBRII gene. Such genetically engineered T cells may comprise further genetic modifications, for example, a disrupted CD70 gene. The population of genetically engineered T cells exhibit one or more of (a) improved cell growth activity; (b) enhanced persistence; and (c) reduced T cell exhaustion, (d) enhanced cytotoxicity activity, (e) resistant to inhibitory effects induced by TGF-b, and (f) resistant to inhibitory effects by fibroblasts and/or inhibitory factors secreted thereby, as compared to non-engineered T cell counterparts.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: June 20, 2023
    Assignee: CRISPR Therapeutics AG
    Inventors: Mary-Lee Dequeant, Demetrios Kalaitzidis, Mohammed Ghonime
  • Patent number: 11679131
    Abstract: A population of genetically engineered T cells, comprising a disrupted Reg1 gene and/or a disrupted TGFBRII gene. Such genetically engineered T cells may comprise further genetic modifications, for example, a disrupted CD70 gene. The population of genetically engineered T cells exhibit one or more of (a) improved cell growth activity; (b) enhanced persistence; and (c) reduced T cell exhaustion, (d) enhanced cytotoxicity activity, (e) resistant to inhibitory effects induced by TGF-b, and (f) resistant to inhibitory effects by fibroblasts and/or inhibitory factors secreted thereby, as compared to non-engineered T cell counterparts.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: June 20, 2023
    Assignee: CRISPR Therapeutics AG
    Inventors: Mary-Lee Dequeant, Demetrios Kalaitzidis, Mohammed Ghonime
  • Patent number: 11679132
    Abstract: The present invention relates to a method of using a receptor (e.g., chimeric antigen receptor—CAR) that activates an immune response upon binding a cancer cell ligand in conjunction with a target-binding molecule that targets a protein or molecule for removal or neutralization to generate enhanced anti-cancer immune cells. The present invention also relates to engineered immune cells having enhanced therapeutic efficacy and uses thereof.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: June 20, 2023
    Assignee: NATIONAL UNIVERSITY OF SINGAPORE
    Inventors: Dario Campana, Takahiro Kamiya
  • Patent number: 11679129
    Abstract: The present disclosure is broadly concerned with the field of cancer immunotherapy. For example, the present invention generally relates to an immune cell comprising a genetically engineered antigen receptor that specifically binds to a target antigen and a genetic disruption agent that reduces or is capable of reducing the expression in the immune cell of a gene that weakens the function of the immune cell.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: June 20, 2023
    Assignees: CUROCELL, INC., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chan Hyuk Kim, Young-Ho Lee, Yujean Lee, HyeongJi Lee, Sang Hoon Lee
  • Patent number: 11667890
    Abstract: In some embodiments, compositions and methods relating to isolated artificial antigen presenting cells (aAPCs) are disclosed, including aAPCs comprising a myeloid cell transduced with one or more viral vectors, such as a MOLM-14 or a EM-3 myeloid cell, wherein the myeloid cell endogenously expresses HLA-AB/C, ICOS-L, and CD58, and wherein the one or more viral vectors comprise a nucleic acid encoding CD86 and a nucleic acid encoding 4-1BBL and/or OX40L and transduce the myeloid cell to express CD86 and 4-1BBL and/or OX40L proteins. In some embodiments, methods of expanding tumor infiltrating lymphocytes (TILs) with aAPCs and methods of treating cancers using TILs after expansion with aAPCs are also disclosed.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: June 6, 2023
    Assignee: Iovance Biotherapeutics, Inc.
    Inventors: Anand Veerapathran, Aishwarya Gokuldass, Brian Rabinovich, Michael T. Lotze
  • Patent number: 11634727
    Abstract: The present disclosure relates to a recombinant nucleic acid molecule of the transcriptional circular RNA and its application in protein expression. Specifically, the present disclosure relates to a recombinant nucleic acid molecule of the transcriptional circular RNA, recombinant expression vector, pre-circularized RNA, circular RNA, recombinant host cell, pharmaceutical composition and protein preparing method. The transcription product of the recombinant nucleic acid molecule in this present disclosure is a circular RNA which containing specific IRES element. IRES element can increase the protein expression level of circular RNA in eukaryotic cells, achieve efficient and persistent expression of protein. It has important application value in many fields like: Preparation of mRNA infectious disease vaccines, therapeutic mRNA tumor vaccines, mRNA-based dendritic cell tumor vaccines, mRNA-based gene therapy, mRNA-based chimeric antigen receptor T cell therapy, and protein supplement therapy.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: April 25, 2023
    Assignee: Purecodon (Hong Kong) Biopharma Ltd.
    Inventors: Zhenhua Sun, Chijian Zuo, Jiafeng Zhu
  • Patent number: 11628187
    Abstract: A conditioned cell culture medium of cells derived from Spalax or naked mole rat (Heterocephalus glaber) and methods for preparing it are provided. Pharmaceutical compositions comprising the conditioned cell culture medium and its use in the treatment of cancer as well as methods for identifying anti-cancer agents are also provided.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: April 18, 2023
    Assignee: CARMEL-HAIFA UNIVERSITY ECONOMIC CORP. LTD.
    Inventors: Aaron Avivi, Imad Shams, Irena Manov
  • Patent number: 11630102
    Abstract: A method of inhibiting an overactive fibroblast growth factor receptor 3 (FGFR3) in a cell by contacting the cell with a composition that contains an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Also disclosed is a method for treating a disorder associated with an overactive FGFR3 with a composition containing an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Further, a composition for treating a disorder associated with an overactive FGFR3 is described. The composition contains an ethanol extract of Amaranthus viridis.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: April 18, 2023
    Assignee: ACADEMIA SINICA
    Inventors: Yuan-Tsong Chen, Yi-Ching Lee, Jer-Yuam Wu, Hsiao-Jung Kao
  • Patent number: 11622546
    Abstract: A non-human mammalian model for human diseases or disorders comprising a non-human neutrophil depleted mammalian host engrafted with a human skin equivalent (huSE) and human immune cells.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: April 11, 2023
    Assignee: DEBRA AUSTRIA, HILFE BEI EPIDERMOLYSIS BULLOSA
    Inventors: Iris Gratz, Maria Klicznik, Eva Murauer
  • Patent number: 11617767
    Abstract: The disclosure provides, in various embodiments, polynucleotides and vectors comprising sequences encoding a mono-specific or a bi-specific CAR that is capable of binding to a first TAA, or a T-cell engager that is capable of binding to CD3 and a second TAA, or a combination thereof. The disclosure also provides, in various embodiments, T lymphocytes comprising one or more of the polynucleotides or vectors; compositions (e.g., pharmaceutical compositions) and kits comprising one or more of the T lymphocytes; methods of treating a cancer in mammalian subject (e.g., a human), and methods of inducing T cell-mediated cytolysis of cancer cells (e.g., solid tumor cells).
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: April 4, 2023
    Assignee: Simcere Innovation, Inc.
    Inventors: Shengjun Ren, Hanan Dahche
  • Patent number: 11583556
    Abstract: Genetically modified compositions, such as non-viral vectors and T cells, for treating cancer are disclosed. Also disclosed are the methods of making and using the genetically modified compositions in treating cancer.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: February 21, 2023
    Assignees: Regents of the University of Minnesota, Intima Bioscience, Inc., The United States of America, as represented by the Secretary, Department of Health and Human Services
    Inventors: Branden Moriarity, Beau Webber, Modassir Choudhry, R. Scott McIvor, David Largaespada, Steven A. Rosenberg, Douglas C. Palmer, Nicholas P. Restifo
  • Patent number: 11576982
    Abstract: The present invention relates to lentiviral particles which have been pseudotyped with Nipah virus (NiV) fusion (F) and attachment (G) glycoproteins (NiVpp-F/G). Additionally, the present invention relates to truncated NiV-F glycoproteins useful in producing such NiVpp lentiviral particles, as well as to additional variant peptides which enhance activity. Further, the present invention relates to methods of using such lentiviral particles or sequences, for example in the treatment of cancer or CNS disorders.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: February 14, 2023
    Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Benhur Lee, Karina Palomares, Olivier Pernet
  • Patent number: 11572554
    Abstract: The present invention relates to a method of obtaining an enriched population of a target polynucleotide using a synthetic single guide RNA (sgRNA) for an sgRNA-guided nucleic acid-binding protein, as well as to a method of obtaining a pool of target-irrelevant synthetic single guide RNAs (sgRNAs) for a sgRNA-guided nucleic acid-binding protein. Also provided is a target polynucleotide and sgRNAs obtainable by the methods of the invention. Further envisaged is a kit comprising a pool of sgRNAs obtainable by the method of the invention, and the use of a pool of sgRNAs obtainable by the methods of the invention.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: February 7, 2023
    Assignee: Siemens Healthcare GmbH
    Inventors: Yiwei Huang, Maximilian Würstle, Tivadar Mach, Stefan Prause
  • Patent number: 11564381
    Abstract: The present disclosure relates to genetically modified non-human animals that express a human or chimeric (e.g., humanized) LAG3, and methods of use thereof.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: January 31, 2023
    Assignee: Biocytogen Pharmaceuticals (Beijing) Co., Ltd.
    Inventors: Yuelei Shen, Jiawei Yao, Chaoshe Guo, Yanan Guo, Yang Bai, Rui Huang, Lei Zhao, Meiling Zhang
  • Patent number: 11559560
    Abstract: Provided is a modified bacteriophage capable of infecting a target bacterium, which bacteriophage includes an ?/? small acid-soluble spore protein (SASP) gene encoding a SASP which is toxic to the target bacterium, wherein the SASP gene is under the control of a constitutive promoter which is foreign to the bacteriophage and the SASP gene.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: January 24, 2023
    Assignee: PHICO THERAPEUTICS LTD.
    Inventors: Heather Fairhead, Adam Wilkinson, Sarah Holme, Katy Pitts, Alison Jackson
  • Patent number: 11525119
    Abstract: Embodiments disclosed here are production methods and compositions of engineered immune cells, such as B or T lymphocytes, from limited lineage myeloid progenitor cells, or from pluripotent stem cells, or from multilineage hematopoietic progenitor cells comprising the addition of various cell differentiation transcription factors and inhibiting epigenetic histone methylations in said cells.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: December 13, 2022
    Assignees: THE CHILDREN'S MEDICAL CENTER CORPORATION, PRESIDENT AND FELLOWS OF HARVARD COLLEGE
    Inventors: Linda Thuy Vo, George Q. Daley