Patents by Inventor Mitchell Ho
Mitchell Ho 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).
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Publication number: 20260070960Abstract: Single-domain antibodies that specifically bind human papillomavirus (HPV) E6 or E7 oncogenic peptides in complex with human major histocompatibility complex (MHC) proteins are described. The E6-MHC-specific and E7-MHC-specific single-domain antibodies were isolated from dromedary camel (VHH) antibody libraries by panning the library with an E6- or E7-derived peptide in complex with HLA-A*02:01. Use of the single-domain antibodies for the detection and treatment of HPV-associated cancers and pre-cancerous lesions is also described.Type: ApplicationFiled: August 30, 2023Publication date: March 12, 2026Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Zhijian Duan, Christian S. Hinrichs
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Patent number: 12552865Abstract: Single-domain monoclonal antibodies that specifically bind B7H3 (also known as CD276) are described. The single-domain antibodies include camel VHH and rabbit VH domain nanobodies selected from phage display libraries. Chimeric antigen receptors (CARs) and other antibody conjugates targeted to B7H3 are also described. The single-domain antibodies and conjugates thereof can be used for the diagnosis and treatment of B7H3 expressing solid tumors.Type: GrantFiled: October 21, 2020Date of Patent: February 17, 2026Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Ruixue Wang, Bradley St. Croix, Dan Li
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Patent number: 12492262Abstract: Monoclonal antibodies that bind glypican-2 (GPC2) with high affinity are described. Immunotoxins and chimeric antigen receptors (CARs) that include the disclosed antibodies or antigen-binding fragments thereof are further described. In some instances, the antibody or antigen-binding fragment is humanized. The disclosed GPC2-specific antibodies and conjugates can be used, for example, for the diagnosis or treatment of GPC2-positive cancers, including neuroblastoma, medulloblastoma and retinoblastoma.Type: GrantFiled: May 13, 2024Date of Patent: December 9, 2025Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Nan Li, Bryan D. Fleming
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Publication number: 20250281538Abstract: Recombinant antibody T cell receptors (AbTCRs) and chimeric signaling receptors (CSRs) engineered to include antigen-binding domains specific for tumor antigen glypican-2 (GPC2) or glypican-3 (GPC3) are described. Immune cells expressing the AbTCRs and CSRs effectively treated GPC2-positive or GPC3-positive tumors in multiple different xenograft models, and were significantly more potent than similarly targeted chimeric antigen receptor (CAR) T cells.Type: ApplicationFiled: May 2, 2023Publication date: September 11, 2025Applicants: The U.S.A., as represented by the Secretary, Department of Health and Human Services, Eureka Therapeutics, Inc.Inventors: Mitchell Ho, Nan Li, Dan Li, Cheng Liu, Hongbing Zhang, Zhiyuan Yang
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Patent number: 12382374Abstract: The invention refers to a method performed by a performance recommender for a wireless network, obtaining (2010) for a plurality of cells input data, the input data comprising actual cell configuration parameter values; applying (2030) a machine-learning model to the input data to generate, for at least a portion of the cells, one or more recommendations for changes to the cell configuration parameter values to improve uplink, UL, performance in the respective cells; and based on identifying conflicts between recommendations for different cells, partitioning (2040) the plurality of cells into a plurality of interaction areas of neighboring cells; resolving (2050) conflicts in recommendations for respective cells within each of the interaction areas and across different interaction areas; and for at least a portion of the cells, determining (2060) preferred values for the cell configuration parameters to improve UL performance in the respective cells; the invention further relates to a corresponding performancType: GrantFiled: February 24, 2021Date of Patent: August 5, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Mitchell Ho, Philipp Frank, Chin Lam Eng, Jaime Rodriguez Membrive, Bhavika Reddy Jalli
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Publication number: 20250144214Abstract: Optimized chimeric antigen receptors (CARs) targeting glypican-2 (GPC2) and having a CD28 hinge region and a CD28 transmembrane domain are described. The antigen-binding domain of the disclosed CARs is derived from GPC2-specific antibody CT3 or humanized versions thereof. The optimized CARs also include an intracellular co-stimulatory domain and an intracellular signaling domain. Immune cells or induced pluripotent stem cells expressing the optimized CARs can be used to treat GPC2-positive solid tumors, such as neuroblastoma.Type: ApplicationFiled: February 14, 2023Publication date: May 8, 2025Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Carol J. Thiele, Nan Li, Rosa Nguyen, Rosandra N. Kaplan
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Patent number: 12229165Abstract: A method is provided for identifying operating conditions of a system. Input data relating to operation of the system is applied to a multi-class model for classification, where the multi-class model is configured for classifying the data into one of a plurality of predefined classes, and each class corresponds to a respective operating condition of the system. A confidence level of the classification by the multi-class model is determined. If the confidence level is below a threshold confidence level, the input data is applied to a plurality of binary models, where each binary model is configured for determining whether the data is or is not in a respective one of the predefined classes. If the plurality of binary models determine that the data is not in any of the respective predefined classes, the data can be taken into consideration when updating the multi-class model.Type: GrantFiled: July 12, 2019Date of Patent: February 18, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Philipp Frank, Chin Lam Eng, Raul Martin Cuerdo, Mitchell Ho, Chee Wai Ng
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Patent number: 12215164Abstract: Disclosed is a molecule comprising: (a) a first domain, which comprises a targeting moiety; (b) a second domain, which comprises an albumin binding domain (ABD), (c) a third domain, which comprises a furin cleavage sequence (“FCS”), which FCS is cleavable by furin; and (d) a fourth domain, which comprises an optionally substituted Domain III from Pseudomonas exotoxin A (“PE”). Related nucleic acids, recombinant expression vectors, host cells, populations of cells, pharmaceutical compositions, methods of producing the molecule, methods of treating or preventing cancer in a mammal, and methods of inhibiting the growth of a target cell are also disclosed.Type: GrantFiled: September 20, 2023Date of Patent: February 4, 2025Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Ira H. Pastan, Junxia Wei, Masanori Onda, Tapan Bera, Mitchell Ho
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Publication number: 20250017962Abstract: Optimized chimeric antigen receptors (CARs) targeting glypican-3 (GPC3) and having a 12-amino acid hinge region derived from human IgG4 are described. The optimized CARs also include a transmembrane domain from either CD8 or CD28, an intracellular co-stimulatory domain and an intracellular signaling domain. Immune cells or induced pluripotent stem cells expressing the optimized CARs can be used to treat GPC3-positive solid tumors.Type: ApplicationFiled: November 9, 2022Publication date: January 16, 2025Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Aarti Kolluri, Nan Li
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Publication number: 20250018040Abstract: Polypeptides, proteins, and chimeric antigen receptors (CARs) that specifically bind to human mesothelin582-598 (IP-NGYLVLDLSMQEALS) (SEQ ID NO: 1) are disclosed. Anti-mesothelin binding moieties, nucleic acids, recombinant expression vectors, host cells, populations of cells, pharmaceutical compositions, and conjugates relating to the poly peptides, proteins, and CARS are disclosed. Methods of reducing mesothelin shed from cell membranes, methods of detecting the presence of cancer, and methods of treating or preventing cancer are also disclosed.Type: ApplicationFiled: December 16, 2022Publication date: January 16, 2025Applicant: The United States of America, as represented by the Secretary, Department of Health and Human ServicInventors: Ira H. Pastan, Masanori Onda, Mitchell Ho, Xiu-fen Liu, Tapan Bera, Anirban Chakraborty
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Patent number: 12180296Abstract: Camel single-domain monoclonal antibodies that specifically bind human and mouse mesothelin are described. Chimeric antigen receptor (CAR) T cells and antibody conjugates based on the mesothelin-specific antibodies are also described. The disclosed CAR T cells, mesothelin-specific antibodies and conjugates thereof can be used, for example, in the diagnosis or treatment of mesothelin-positive cancers.Type: GrantFiled: January 2, 2020Date of Patent: December 31, 2024Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Ira H. Pastan, Jessica D. Hong, Nan Li
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Publication number: 20240417446Abstract: Single-domain monoclonal antibodies (“nanobodies”) that specifically bind the S2 subunit of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike protein are described. The single-domain antibodies were isolated from shark variable domain of new antigen receptor (VNAR) and camel variant domain of heavy chain only antibody (VHH) phage display libraries panned against the S2 subunit of SARS-CoV-2 spike protein. The S2 subunit-specific nanobodies, and conjugates thereof, can be used for the diagnosis and treatment of a coronavirus infection.Type: ApplicationFiled: October 25, 2022Publication date: December 19, 2024Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Zhijian Duan, Jesse D. Buffington
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Patent number: 12170908Abstract: A method 300 is disclosed for generating and training a model to detect interference conditions at a cell in a wireless cellular network and to classify the impact of detected interference conditions on performance of the wireless cellular network in the cell. The method comprises, for each of a plurality of cells in the wireless cellular network (360), obtaining data representing received signal power at a base station serving the cell over a period of time (310) and obtaining data representing a plurality of performance metrics for the cell over the time period (330). The method further comprises obtaining classifications of the received signal power data into one of a plurality of cell interference conditions (320) and the performance metric data into one of a plurality of cell impact classes (340).Type: GrantFiled: February 15, 2019Date of Patent: December 17, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Chin Lam Eng, Philipp Frank, Raul Martin Cuerdo, Mitchell Ho, Chee Wai Ng
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Patent number: 12122843Abstract: Monoclonal antibodies that specifically bind glypican-1 (GPC1) are described. Chimeric antigen receptor (CAR) T cells, immunotoxins and other antibody conjugates based on the GPC1-specific antibodies are also described. The disclosed CAR T cells, immunotoxins, GPC1-specific antibodies and conjugates thereof can be used, for example, in the diagnosis or treatment of GPC1-positive pancreatic cancer and other cancers.Type: GrantFiled: January 15, 2020Date of Patent: October 22, 2024Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Nan Li, Jiajia Pan
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Publication number: 20240301084Abstract: Monoclonal antibodies that bind glypican-2 (GPC2) with high affinity are described. Immunotoxins and chimeric antigen receptors (CARs) that include the disclosed antibodies or antigen-binding fragments thereof are further described. In some instances, the antibody or antigen-binding fragment is humanized. The disclosed GPC2-specific antibodies and conjugates can be used, for example, for the diagnosis or treatment of GPC2-positive cancers, including neuroblastoma, medulloblastoma and retinoblastoma.Type: ApplicationFiled: May 13, 2024Publication date: September 12, 2024Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Nan Li, Bryan D. Fleming
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Publication number: 20240270851Abstract: Single-domain shark variable new antigen receptor (VNAR) monoclonal antibodies that specifically bind programmed death-ligand 1 (PD-L1) are described. The PD-L1-specific VNAR antibodies are capable of binding PD-L1-expressing tumor cells from human, mouse and canine origin. Immune cells expressing chimeric antigen receptors (CARs) developed using the VNAR antibodies can be used to kill PD-L1-positive tumor cells, for example in animal models of liver cancer and breast cancer.Type: ApplicationFiled: June 6, 2022Publication date: August 15, 2024Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Glenn Merlino, Dan Li, Hejiao English, Chi-Ping Day
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Publication number: 20240228657Abstract: Disclosed is a molecule comprising: (a) a first domain, which comprises a targeting moiety; (b) a second domain, which comprises an albumin binding domain (ABD), (c) a third domain, which comprises a furin cleavage sequence (“FCS”), which FCS is cleavable by furin; and (d) a fourth domain, which comprises an optionally substituted Domain III from Pseudomonas exotoxin A (“PE”). Related nucleic acids, recombinant expression vectors, host cells, populations of cells, pharmaceutical compositions, methods of producing the molecule, methods of treating or preventing cancer in a mammal, and methods of inhibiting the growth of a target cell are also disclosed.Type: ApplicationFiled: September 20, 2023Publication date: July 11, 2024Applicant: The United States of America,as represented by the Secretary,Department of Health and Human ServicesInventors: Ira H. Pastan, Junxia Wei, Masanori Onda, Tapan Bera, Mitchell Ho
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Publication number: 20240218055Abstract: Single-domain monoclonal antibodies that specifically bind Lassa virus glycoprotein (GPC) are described. The single-domain antibodies (“nanobodies”) were isolated from camel (VHH) and shark variable new antigen (VNAR) phage display libraries panned against a stabilized form of the GPC trimer. The GPC-specific nanobodies, and conjugates thereof, can be used for the diagnosis and treatment of a Lassa virus infection.Type: ApplicationFiled: April 29, 2022Publication date: July 4, 2024Applicant: The U.S.A., as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Peter D. Kwong, Zhijian Duan, Yaping Sun, Sao-Fong Cheung, Jason J. Gorman
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Patent number: 12012463Abstract: Monoclonal antibodies that bind glypican-2 (GPC2) with high affinity are described. Immunotoxins and chimeric antigen receptors (CARs) that include the disclosed antibodies or antigen-binding fragments thereof are further described. In some instances, the antibody or antigen-binding fragment is humanized. The disclosed GPC2-specific antibodies and conjugates can be used, for example, for the diagnosis or treatment of GPC2-positive cancers, including neuroblastoma, medulloblastoma and retinoblastoma.Type: GrantFiled: August 6, 2019Date of Patent: June 18, 2024Assignee: The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Mitchell Ho, Nan Li, Bryan D. Fleming
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Publication number: 20240132619Abstract: Disclosed is a molecule comprising: (a) a first domain, which comprises a targeting moiety; (b) a second domain, which comprises an albumin binding domain (ABD), (c) a third domain, which comprises a furin cleavage sequence (“FCS”), which FCS is cleavable by furin; and (d) a fourth domain, which comprises an optionally substituted Domain III from Pseudomonas exotoxin A (“PE”). Related nucleic acids, recombinant expression vectors, host cells, populations of cells, pharmaceutical compositions, methods of producing the molecule, methods of treating or preventing cancer in a mammal, and methods of inhibiting the growth of a target cell are also disclosed.Type: ApplicationFiled: September 19, 2023Publication date: April 25, 2024Applicant: The United States of America,as represented by the Secretary,Department of Health and Human ServicesInventors: Ira H. Pastan, Junxia Wei, Masanori Onda, Tapan Bera, Mitchell Ho