Patents by Inventor Akihito NONOYAMA

Akihito NONOYAMA 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: 20230165857
    Abstract: Tartrate salts of the compound of structure (I), , crystalline forms thereof, and therapeutic applications thereof for treating solid tumors (e.g., advanced solid tumor) or hematopoietic cancers. Also provided herein are methods for synthesizing the tartrate salts and the crystalline forms thereof.
    Type: Application
    Filed: June 9, 2022
    Publication date: June 1, 2023
    Inventors: Adam Siddiqui-Jain, Steven L. Warner, Paul Flynn, David J. Bearss, Jason Marc Foulks, Nozomi Tomimatsu, Ken Fujimura, Hiroki Umehara, Akihito Nonoyama, Akihito Kiguchiya
  • Publication number: 20220380348
    Abstract: Formulations of Compound 1 or a pharmaceutically acceptable salt thereof are described. Also disclosed are capsules having a dry blended powder comprising Compound 1 or a pharmaceutically acceptable salt thereof. The Compound 1 or a pharmaceutically acceptable salt thereof may be a tartrate salt of Compound 1, such as a mono-, sub-, or di-tartrate salt, and including crystalline forms thereof. The formulations may include excipients such as diluents (e.g., microcrystalline cellulose, lactose); disintegrants (e.g., croscarmellose sodium); and lubricants (e.g., magnesium stearate).
    Type: Application
    Filed: October 2, 2020
    Publication date: December 1, 2022
    Inventors: Adam Siddiqui-Jain, Steven L. Warner, Ph.D., Paul Flynn, Akihito NONOYAMA, Akihito Kiguchiya
  • Patent number: 11400091
    Abstract: Tartrate salts of the compound of structure (I), crystalline forms thereof, and therapeutic applications thereof for treating solid tumors (e.g., advanced solid tumor) or hematopoietic cancers. Also provided herein are methods for synthesizing the tartrate salts and the crystalline forms thereof.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: August 2, 2022
    Assignee: Sumitomo Pharma Oncology, Inc.
    Inventors: Adam Siddiqui-Jain, Steven L. Warner, Paul Flynn, David J. Bearss, Jason Marc Foulks, Nozomi Tomimatsu, Ken Fujimura, Hiroki Umehara, Akihito Nonoyama, Akihito Kiguchiya
  • Publication number: 20210205304
    Abstract: Tartrate salts of the compound of structure (I), (I), crystalline forms thereof, and therapeutic applications thereof for treating solid tumors (e.g., advanced solid tumor) or hematopoietic cancers. Also provided herein are methods for synthesizing the tartrate salts and the crystalline forms thereof.
    Type: Application
    Filed: November 9, 2020
    Publication date: July 8, 2021
    Applicant: Sumitomo Dainippon Pharma Oncology, Inc.
    Inventors: Adam Siddiqui-Jain, Steven L. Warner, Paul Flynn, David J. Bearss, Jason Marc Foulks, Nozomi Tomimatsu, Ken Fujimura, Hiroki Umehara, Akihito Nonoyama, Akihito Kiguchiya
  • Patent number: 11013741
    Abstract: Tartrate salts of the compound of structure (I), crystalline forms thereof, and therapeutic applications thereof for treating solid tumors (e.g., advanced solid tumor) or hematopoietic cancers. Also provided herein are methods for synthesizing the tartrate salts and the crystalline forms thereof.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: May 25, 2021
    Assignee: Sumitomo Dainippon Pharma Oncology, Inc.
    Inventors: Adam Siddiqui-Jain, Paul Flynn, Akihito Nonoyama, Akihito Kiguchiya
  • Patent number: 10888562
    Abstract: Tartrate salts of the compound of structure (I), crystalline forms thereof, and therapeutic applications thereof for treating solid tumors (e.g., advanced solid tumor) or hematopoietic cancers. Also provided herein are methods for synthesizing the tartrate salts and the crystalline forms thereof.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: January 12, 2021
    Assignee: Sumitomo Dainippon Pharma Oncology, Inc.
    Inventors: Adam Siddiqui-Jain, Paul Flynn, Akihito Nonoyama, Akihito Kiguchiya
  • Publication number: 20190315734
    Abstract: The present invention addresses the problem of providing a purification method for a 5-(thiazol-4-yl)indolin-2-one derivative that is useful as a medication. The present invention provides a purification method for a compound represented by formula (1) (in the formula, each n is independently 2, 3, 4, 5, or 6, R1 and R2 are identical or different and each independently represent a C1-6 alkyl group, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, and R13 each represent a hydrogen atom, a C1-6 alkyl group, an aryl group, or a heteroaryl group), or a geometric isomer thereof, or a mixture thereof, or a pharmaceutically acceptable salt thereof. The purification method includes a purification step performed using a solid-phase support adsorbent in the presence of a purification solvent.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 17, 2019
    Applicant: Sumitomo Dainippon Pharma Co., Ltd.
    Inventors: Akihito NONOYAMA, Kazuki HASHIMOTO
  • Patent number: 10413892
    Abstract: A catalyst including: neodymium; sodium; and a ligand, which is a compound expressed by Structural Formula (1) below, wherein the neodymium and the ligand form a complex at a molar ratio of 1:2 (neodymium:ligand):
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: September 17, 2019
    Assignee: Microbial Chemistry Research Foundation
    Inventors: Masakatsu Shibasaki, Naoya Kumagai, Akihito Nonoyama, Kazuki Hashimoto, Akira Saito
  • Patent number: 10377749
    Abstract: The present invention addresses the problem of providing a purification method for a 5-(thiazol-4-yl)indolin-2-one derivative that is useful as a medication. The present invention provides a purification method for a compound represented by formula (1) (in the formula, each n is independently 2, 3, 4, 5, or 6, R1 and R2 are identical or different and each independently represent a C1-6 alkyl group, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, and R13 each represent a hydrogen atom, a C1-6 alkyl group, an aryl group, or a heteroaryl group), or a geometric isomer thereof, or a mixture thereof, or a pharmaceutically acceptable salt thereof. The purification method includes a purification step performed using a solid-phase support adsorbent in the presence of a purification solvent.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: August 13, 2019
    Assignee: SUMITOMO DAINIPPON PHARMA CO., LTD.
    Inventors: Akihito Nonoyama, Kazuki Hashimoto
  • Publication number: 20180345260
    Abstract: A catalyst including: neodymium; sodium; and a ligand, which is a compound expressed by Structural Formula (1) below, wherein the neodymium and the ligand form a complex at a molar ratio of 1:2 (neodymium:ligand):
    Type: Application
    Filed: November 21, 2016
    Publication date: December 6, 2018
    Inventors: Masakatsu SHIBASAKI, Naoya KUMAGAI, Akihito NONOYAMA, Kazuki HASHIMOTO, Akira SAITO
  • Publication number: 20180230141
    Abstract: The present invention addresses the problem of providing a purification method for a 5-(thiazol-4-yl)indolin-2-one derivative that is useful as a medication. The present invention provides a purification method for a compound represented by formula (1) (in the formula, each n is independently 2, 3, 4, 5, or 6, R1 and R2 are identical or different and each independently represent a C1-6 alkyl group, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, and R13 each represent a hydrogen atom, a C1-6 alkyl group, an aryl group, or a heteroaryl group), or a geometric isomer thereof, or a mixture thereof, or a pharmaceutically acceptable salt thereof. The purification method includes a purification step performed using a solid-phase support adsorbent in the presence of a purification solvent.
    Type: Application
    Filed: August 9, 2016
    Publication date: August 16, 2018
    Applicant: Sumitomo Dainippon Pharma Co., Ltd.
    Inventors: Akihito NONOYAMA, Kazuki HASHIMOTO