Patents Assigned to Delta-Fly Pharma, Inc.
  • Patent number: 11957701
    Abstract: An object of the present invention is to provide a new means for treating or ameliorating a blood cancer patient, wherein the new means has high effect and few side effects. The present invention relates to a combined medicine for use in a method for treating or ameliorating a blood cancer patient, comprising 4-amino-1-(2-cyano-2-deoxy-?-D-arabinofuranosyl)-2(1H)-pyrimidinone or a salt thereof and venetoclax or a salt thereof.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: April 16, 2024
    Assignee: Delta-Fly Pharma, Inc.
    Inventors: Tatsuhiro Ishida, Kiyoshi Eshima
  • Patent number: 11684582
    Abstract: An object of the present invention is to provide a method for stabilizing a substance DFP-11207 sensitive to humidity and unstable at high humidity, and a stabilized preparation thereof, and more specifically, provide a capsule preparation for treating cancer, containing DFP-11207 or a pharmaceutically acceptable salt thereof and a hygroscopic agent.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: June 27, 2023
    Assignee: Delta-Fly Pharma, Inc.
    Inventor: Kiyoshi Eshima
  • Patent number: 11622976
    Abstract: An object of the present invention is to provide a highly effective method for treatment/remission of cancer, and prevention of recurrence/metastasis of cancer at low cost and with few side effects. A composition containing a urinary alkalinization agent, for use in treatment or remission of cancer, or prevention of recurrence or metastasis of cancer.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: April 11, 2023
    Assignee: Delta-Fly Pharma, Inc.
    Inventors: Hiromi Wada, Kiyoshi Eshima, Tatsuhiro Ishida, Reo Hamaguchi
  • Patent number: 11524078
    Abstract: The present invention aims at providing novel means for administering Venetoclax, wherein the means reduces the burden on a patient caused by taking Venetoclax and achieves a good balance between the effect and safety of Venetoclax. The present invention relates to a water-soluble macromolecular derivative that includes a plurality of Venetoclaxs, each Venetoclax being linked to a terminal carboxyl group of a multi-arm water-soluble polymer via an amide bond.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: December 13, 2022
    Assignee: Delta-Fly Pharma, Inc.
    Inventors: Kiyoshi Eshima, Tatsuhiro Ishida
  • Publication number: 20220313613
    Abstract: An object of the present invention is to provide a method for stabilizing a substance DFP-11207 sensitive to humidity and unstable at high humidity, and a stabilized preparation thereof, and more specifically, provide a capsule preparation for treating cancer, containing DFP-11207 or a pharmaceutically acceptable salt thereof and a hygroscopic agent.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 6, 2022
    Applicant: Delta-Fly Pharma, Inc.
    Inventor: Kiyoshi ESHIMA
  • Publication number: 20220313718
    Abstract: An object of the present invention is to provide a new means for treating or ameliorating a blood cancer patient, wherein the new means has high effect and few side effects. The present invention relates to a combined medicine for use in a method for treating or ameliorating a blood cancer patient, comprising 4-amino-1-(2-cyano-2-deoxy-?-D-arabinofuranosyl)-2(1H)-pyrimidinone or a salt thereof and venetoclax or a salt thereof.
    Type: Application
    Filed: July 17, 2020
    Publication date: October 6, 2022
    Applicant: Delta-Fly Pharma, Inc.
    Inventors: Tatsuhiro ISHIDA, Kiyoshi ESHIMA
  • Patent number: 11246847
    Abstract: The present invention relates to a pharmaceutical composition comprising a citrate salt for use in enhancing the effect of an anticancer drug.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: February 15, 2022
    Assignee: Delta-Fly Pharma, Inc.
    Inventors: Hiromi Wada, Tatsuhiro Ishida, Kiyoshi Eshima
  • Publication number: 20210386862
    Abstract: The present invention aims at providing novel means for administering Venetoclax, wherein the means reduces the burden on a patient caused by taking Venetoclax and achieves a good balance between the effect and safety of Venetoclax. The present invention relates to a water-soluble macromolecular derivative that includes a plurality of Venetoclaxs, each Venetoclax being linked to a terminal carboxyl group of a multi-arm water-soluble polymer via an amide bond.
    Type: Application
    Filed: July 17, 2020
    Publication date: December 16, 2021
    Applicant: Delta-Fly Pharma, Inc.
    Inventors: Kiyoshi ESHIMA, Tatsuhiro ISHIDA
  • Patent number: 11185517
    Abstract: The present application provides a pharmaceutical composition for use in treatment or remission of patients with chronic myelogenous leukemia, wherein the composition comprises, as active ingredients, (2S)-2-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoylamino]-4-methylpentanoic acid or a pharmacologically acceptable salt thereof, and 4-[(4-methyl-1-piperazinyl)methyl]-N-[4-methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]phenyl]-benzamide or a pharmacologically acceptable salt thereof, both of which are used at low doses.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: November 30, 2021
    Assignee: DELTA-FLY PHARMA, INC.
    Inventor: Hiromi Wada
  • Publication number: 20210228517
    Abstract: The present invention relates to a pharmaceutical composition comprising a citrate salt for use in enhancing the effect of an anticancer drug.
    Type: Application
    Filed: February 5, 2020
    Publication date: July 29, 2021
    Applicant: Delta-Fly Pharma, Inc.
    Inventors: Hiromi WADA, Tatsuhiro ISHIDA, Kiyoshi ESHIMA
  • Publication number: 20200368273
    Abstract: An object of the present invention is to provide a highly effective method for treatment/remission of cancer, and prevention of recurrence/metastasis of cancer at low cost and with few side effects. A composition containing a urinary alkalinization agent, for use in treatment or remission of cancer, or prevention of recurrence or metastasis of cancer.
    Type: Application
    Filed: November 22, 2018
    Publication date: November 26, 2020
    Applicant: Delta-Fly Pharma, Inc.
    Inventors: Hiromi WADA, Kiyoshi ESHIMA, Tatsuhiro ISHIDA, Reo HAMAGUCHI
  • Publication number: 20200138855
    Abstract: An object of the present invention is to provide a method for treatment or prevention of cancer, which not only exerts a great effect at low cost but also has few side effects. A combination drug containing a urinary alkalinization agent and vitamin C or a combination drug containing a urinary alkalinization agent, vitamin C and metformin for use in treatment or remission of cancer.
    Type: Application
    Filed: July 20, 2017
    Publication date: May 7, 2020
    Applicant: DELTA-FLY PHARMA, INC.
    Inventors: Hiromi WADA, Reo HAMAGUCHI
  • Publication number: 20200078322
    Abstract: The present application provides a pharmaceutical composition for use in treatment or remission of patients with chronic myelogenous leukemia, wherein the composition comprises, as active ingredients, (2S)-2-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoylamino]-4-methylpentanoic acid or a pharmacologically acceptable salt thereof, and 4-[(4-methyl-1-piperazinyl)methyl]-N-[4-methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]phenyl]-benzamide or a pharmacologically acceptable salt thereof, both of which are used at low doses.
    Type: Application
    Filed: November 14, 2019
    Publication date: March 12, 2020
    Applicant: Delta-Fly Pharma, Inc.
    Inventor: Hiromi WADA
  • Publication number: 20190247338
    Abstract: The present application provides a pharmaceutical composition for use in treatment or remission of patients with chronic myelogenous leukemia, wherein the composition comprises, as active ingredients, (2S)-2-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoylamino]-4-methylpentanoic acid or a pharmacologically acceptable salt thereof, and 4-[(4-methyl-1-piperazinyl)methyl]-N-[4-methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]phenyl]-benzamide or a pharmacologically acceptable salt thereof, both of which are used at low doses.
    Type: Application
    Filed: October 16, 2017
    Publication date: August 15, 2019
    Applicant: Delta-Fly Pharma, Inc.
    Inventor: Hiromi WADA
  • Patent number: 10293019
    Abstract: An object of the present invention is to provide a novel treatment method with fewer side effects for elderly cancer patients and terminal cancer patients. A pharmaceutical composition for treating or putting an elderly or a terminal cancer patient into remission, comprising, as an active ingredient, (2S)-2-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoylamino]-4-methylpentanoic acid or a pharmacologically acceptable salt thereof.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: May 21, 2019
    Assignee: DELTA-FLY PHARMA, INC.
    Inventor: Hiromi Wada
  • Patent number: 10111955
    Abstract: Provided is a new therapeutic agent for a malignant tumor, which is highly safe, sustains an antitumor effect, and can improve the means for administration and the number of times of administration. Disclosed is a compound of Formula (1), or a salt thereof: C[CH2O(CH2CH2O)mCH2CO—R1—R2]4??(1) wherein R1 represents a single bond, —N(R3)(CH2)n1CO—, or —N(R4)(CH2)n2N (R5)CO(CH2)n3CO—; R2 represents a group of Formula (a), (b), (c), (d), (e), or (f): m represents a number of from 10 to 1,000; and an arrow represents a bonding site.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: October 30, 2018
    Assignee: Delta-Fly Pharma, Inc.
    Inventors: Kiyoshi Eshima, Masakazu Fukushima
  • Publication number: 20180256668
    Abstract: An object of the present invention is to provide a novel treatment method with fewer side effects for elderly cancer patients and terminal cancer patients. A pharmaceutical composition for treating or putting an elderly or a terminal cancer patient into remission, comprising, as an active ingredient, (2S)-2-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoylamino]-4-methylpentanoic acid or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: November 25, 2015
    Publication date: September 13, 2018
    Applicant: DELTA-FLY PHARMA, INC.
    Inventor: Hiromi WADA
  • Patent number: 9855345
    Abstract: An object of this invention is to provide a novel delivery means that enables efficient delivery of an active ingredient to a target cell. Such objective is attained by a lipoplex comprising dioleylphosphatidylethanolamine (DOPE), phosphatidylcholine, a cationic lipid, and an RNAi molecule and an industrial method for producing the same.
    Type: Grant
    Filed: October 28, 2015
    Date of Patent: January 2, 2018
    Assignee: DELTA-FLY PHARMA, INC.
    Inventors: Tatsuhiro Ishida, Kiyoshi Eshima, Masakazu Fukushima
  • Publication number: 20170368177
    Abstract: Provided is a new therapeutic agent for a malignant tumor, which is highly safe, sustains an antitumor effect, and can improve the means for administration and the number of times of administration. Disclosed is a compound of Formula (1), or a salt thereof: C[CH2O(CH2CH2O)nCH2CO—R1—R2]4 ??(1) wherein R1 represents a single bond, —N(R3)(CH2)n1CO—, or —N(R4)(CH2)n2N (R5)CO(CH2)n3CO—; R2 represents a group of Formula (a), (b), (c), (d), (e), or (f): m represents a number of from 10 to 1,000; and an arrow represents a bonding site.
    Type: Application
    Filed: December 3, 2015
    Publication date: December 28, 2017
    Applicant: Delta-Fly Pharma, Inc.
    Inventors: Kiyoshi ESHIMA, Masakazu FUKUSHIMA
  • Publication number: 20170319713
    Abstract: An object of this invention is to provide a novel delivery means that enables efficient delivery of an active ingredient to a target cell. Such objective is attained by a lipoplex comprising dioleylphosphatidylethanolamine (DOPE), phosphatidylcholine, a cationic lipid, and an RNAi molecule and an industrial method for producing the same.
    Type: Application
    Filed: October 28, 2015
    Publication date: November 9, 2017
    Applicant: DELTA-FLY PHARMA, INC.
    Inventors: Tatsuhiro ISHIDA, Kiyoshi ESHIMA, Masakazu FUKUSHIMA