Patents Assigned to Phio Pharmaceuticals Corp.
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Publication number: 20260097120Abstract: The disclosure relates, in some aspects, to methods and compositions for production of immunogenic compositions. In some embodiments, the disclosure provides T cells which have been treated ex vivo with one or more oligonucleotide agents capable of controlling and/or reducing the differentiation of the T cell, for example through PD-1 silencing induced by chemically modified double stranded nucleic acid molecules. In some embodiments, compositions and methods described by the disclosure are useful as immunogenic modulators for treating cancer, such as melanoma.Type: ApplicationFiled: September 20, 2023Publication date: April 9, 2026Applicants: Phio Pharmaceuticals Corp., Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GMBH)Inventors: Simon Fricker, James Cardia, Elfriede Noessner, Anna Bergmeier
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Patent number: 12544344Abstract: In some aspects, the disclosure relates to RNAi constructs with improved tissue and cellular uptake characteristics and methods of use of these compounds in dermal applications.Type: GrantFiled: April 19, 2018Date of Patent: February 10, 2026Assignee: Phio Pharmaceuticals Corp.Inventors: Melissa Maxwell, Richard J. Looby
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Publication number: 20240301430Abstract: The disclosure relates, in some aspects, to chemically-modified double stranded nucleic acid molecules that are directed against a gene encoding T cell Immunoreceptor with Ig and ITIM domains (TIGIT).Type: ApplicationFiled: August 4, 2022Publication date: September 12, 2024Applicant: Phio Pharmaceuticals Corp.Inventors: Melissa Maxwell, James Cardia, Simon Fricker
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Patent number: 11926828Abstract: The present invention relates to RNAi constructs with improved tissue and cellular uptake characteristics and methods of use of these compounds in dermal applications.Type: GrantFiled: January 15, 2021Date of Patent: March 12, 2024Assignee: Phio Pharmaceuticals Corp.Inventor: Gerard Cauwenbergh
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Patent number: 11667915Abstract: The present invention relates to RNAi constructs and their use in gene silencing. RNAi constructs associated with the invention contain a double stranded region connected to a single stranded region of phosphorothioate modified nucleotides.Type: GrantFiled: November 11, 2019Date of Patent: June 6, 2023Assignee: Phio Pharmaceuticals Corp.Inventors: Tod M. Woolf, Joanne Kamens, William Salomon, Anastasia Khvorova
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Publication number: 20230089478Abstract: The disclosure relates, in some aspects, to methods and compositions for targeting chemically-modified double stranded nucleic acid molecules to a site of interest, such as the liver. In some embodiments, compositions and methods described by the disclosure are useful for treating hepatic cancers or other liver diseases.Type: ApplicationFiled: December 31, 2020Publication date: March 23, 2023Applicant: Phio Pharmaceuticals Corp.Inventors: James Cardia, Dingxue Yan
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Patent number: 11584933Abstract: The present invention relates to ocular administration of sd-rxRNA and rxRNAori molecules.Type: GrantFiled: May 12, 2020Date of Patent: February 21, 2023Assignee: Phio Pharmaceuticals Corp.Inventors: Lyn Libertine, Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, James Cardia, Pamela A. Pavco
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Publication number: 20230002766Abstract: The disclosure relates, in some aspects, to methods and compositions for production of immunomodulatory compositions. In some embodiments, the disclosure provides host cells which have been treated ex vivo with one or more oligonucleotide agents capable of controlling and/or reducing the differentiation of the host cell. In some embodiments, compositions and methods described by the disclosure are useful as immunogenic modulators for treating cancer.Type: ApplicationFiled: November 6, 2020Publication date: January 5, 2023Applicant: Phio Pharmaceuticals Corp.Inventors: James Cardia, Rolf Kiessling, Jeroen Melief
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Patent number: 11396654Abstract: Neutral lipid formulations for nucleic acid delivery are provided according to the invention. The neutral lipid formulations include hydrophobically modified polynucleotides and fat mixtures. Methods of using the neutral lipid formulations are also provided.Type: GrantFiled: October 12, 2018Date of Patent: July 26, 2022Assignee: Phio Pharmaceuticals Corp.Inventors: Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, Michelle Miller, Karen G. Bulock
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Patent number: 11279934Abstract: Aspects of the invention relate to methods for treating cancer by administering to a subject in need thereof a therapeutically effective amount of a nucleic acid molecule that is directed against a gene encoding mouse double minute 1 homolog (MDM1), mouse double minute 2 homolog (MDM2), mouse double minute 3 homolog (MDM3), mouse double minute 4 homolog (MDM4) or V-myc myelocytomatosis viral related oncogene (MYCN) for treating cancer. Further aspects of the invention relate to nucleic acid molecules and compositions comprising nucleic acid molecules.Type: GrantFiled: April 28, 2015Date of Patent: March 22, 2022Assignee: Phio Pharmaceuticals Corp.Inventors: Michael Byrne, Karen G. Bulock, James Cardia
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Patent number: 11254940Abstract: RNAi constructs directed to MAP4K4 that demonstrate unexpectedly high gene silencing activities, and uses thereof are disclosed. The blunt-ended constructs have a double-stranded region of 19-49 nucleotides. The constructs have selective minimal modifications to confer an optimal balance of biological activity, toxicity, stability, and target gene specificity. For example, the strands may be modified (e.g., one or both ends of the sense strand is modified by 2?-O-methyl groups), such that the construct is not cleaved by Dicer or other RNAse III, the antisense strand may also be modified by a 2?-O-methyl group at the penultimate 5?-end nucleotide to greatly reduce off-target silencing.Type: GrantFiled: June 2, 2015Date of Patent: February 22, 2022Assignee: Phio Pharmaceuticals Corp.Inventors: Tod M. Woolf, Joanne Kamens, Anastasia Khvorova, William Salomon
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Publication number: 20210348166Abstract: Immunogenic modulators and compositions comprising oligonucleotide agents capable of inhibiting suppression of immune response by reducing expression of one or more gene involved with an immune response suppression mechanism.Type: ApplicationFiled: January 15, 2021Publication date: November 11, 2021Applicant: Phio Pharmaceuticals Corp.Inventors: Alexey Wolfson, Alexey Eliseev, Taisia Shmushkovich
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Publication number: 20210348169Abstract: The present invention relates to RNAi constructs with improved tissue and cellular uptake characteristics and methods of use of these compounds in dermal applications.Type: ApplicationFiled: January 15, 2021Publication date: November 11, 2021Applicant: Phio Pharmaceuticals Corp.Inventor: Gerard Cauwenbergh
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Patent number: 11118178Abstract: The present invention relates to methods for in vivo administration of sd-rxRNA molecules.Type: GrantFiled: February 7, 2019Date of Patent: September 14, 2021Assignee: Phio Pharmaceuticals Corp.Inventors: Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, James Cardia
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Publication number: 20210261968Abstract: The present invention relates to RNAi constructs with improved tissue and cellular uptake characteristics and methods of use of these compounds in dermal and fibrotic applications.Type: ApplicationFiled: January 15, 2021Publication date: August 26, 2021Applicant: Phio Pharmaceuticals Corp.Inventors: Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, Pamela A. Pavco, Lyn Libertine, James Cardia, Karen G. Bulock
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Patent number: 11021707Abstract: The present disclosure relates to RNAi constructs with improved cellular uptake characteristics and methods of use of these compounds for silencing expression of long coding RNAs (IncRNAs).Type: GrantFiled: October 19, 2016Date of Patent: June 1, 2021Assignees: Phio Pharmaceuticals Corp., Biogazelle NVInventors: James Cardia, Karen G. Bulock, Joke Hedwig Vandesompele, Gert Van Peer
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Publication number: 20210147849Abstract: The present invention relates to RNAi constructs with minimal double-stranded regions, and their use in gene silencing. RNAi constructs associated with the invention include a double stranded region of 8-14 nucleotides and a variety of chemical modifications, and are highly effective in gene silencing.Type: ApplicationFiled: July 21, 2020Publication date: May 20, 2021Applicant: Phio Pharmaceuticals Corp.Inventors: Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, James Cardia
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Patent number: 11001845Abstract: Aspects of the invention relate to methods for treating ALS comprising administering to a subject in need thereof a therapeutically effective amount of a nucleic acid molecule that is directed against a gene encoding superoxide dismutase 1 (SOD1).Type: GrantFiled: July 6, 2016Date of Patent: May 11, 2021Assignee: Phio Pharmaceuticals Corp.Inventors: James Cardia, Michael Byrne, Karen G. Bulock, Pamela A. Pavco, Lyn Libertine
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Publication number: 20210062195Abstract: The present invention relates to ocular administration of sd-rxRNA and rxRNAori molecules.Type: ApplicationFiled: May 12, 2020Publication date: March 4, 2021Applicant: Phio Pharmaceuticals Corp.Inventors: Lyn Libertine, Anastasia Khvorova, William Salomon, Joanne Kamens, Dmitry Samarsky, Tod M. Woolf, James Cardia, Pamela A. Pavco
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Patent number: 10934550Abstract: Immunogenic modulators and compositions comprising oligonucleotide agents capable of inhibiting suppression of immune response by reducing expression of one or more gene involved with an immune suppression mechanism.Type: GrantFiled: December 2, 2014Date of Patent: March 2, 2021Assignee: Phio Pharmaceuticals Corp.Inventors: Alexey Wolfson, Alexey Eliseev, Taisia Shmushkovich