Patents Examined by David K O'Dell
  • Patent number: 12043610
    Abstract: Disclosed are compounds of formulae I and II, and pharmaceutically acceptable salts and prodrugs thereof, which are inhibitors of the complement system. Also provided are pharmaceutical compositions comprising such a compound, and methods of using the compounds and compositions in the treatment or prevention of a disease or condition characterized by aberrant complement system activity.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: July 23, 2024
    Assignee: BioCryst Pharmaceuticals, Inc.
    Inventors: Pravin L. Kotian, Yarlagadda S. Babu, Weihe Zhang, Peng-Cheng Lu, Minwan Wu, Wei Lv, Trung Xuan Nguyen, Zhao Dang, Venkat R. Chintareddy, V. Satish Kumar, Krishnan Raman
  • Patent number: 12043606
    Abstract: The present disclosure provides, for example, a method that can produce a fluorolactone compound from hexafluoropropylene oxide or the like in a single step. The present disclosure relates to a method for producing a compound represented by formula (1): wherein two R1 are the same and each is a fluorine atom or a fluoroalkyl group, the method comprising step A of reacting a compound represented by formula (2): wherein R1 is as defined above, with a compound represented by formula (3): wherein R31, R32, and R33 are the same or different and each is a hydrogen atom or an alkyl group, or two of them are optionally linked to each other to form a ring optionally having one or more substituents, and a compound represented by formula (4-1) or the like: wherein R41, R42, R43, and R44 are the same or different and each is a hydrogen atom ox an alkyl group, or two of them are optionally linked to each other to form a ring optionally having one or more substituents.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: July 23, 2024
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Moe Hosokawa, Koutarou Hayashi, Yoshihiro Yamamoto, Akiyoshi Yamauchi, Makoto Matsuura, Yosuke Kishikawa
  • Patent number: 12043632
    Abstract: The present disclosure provides 6-heteroaryloxy benzimidazole and azabenzimidazole compounds and compositions thereof useful for inhibiting JAK2.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: July 23, 2024
    Assignee: Ajax Therapeutics, Inc.
    Inventors: Craig E. Masse, Jeremy R. Greenwood, Sayan Mondal, Jiayi Xu, Phani Ghanakota, Fiona Michelle McRobb, Nicholas Boyles
  • Patent number: 12030897
    Abstract: The present invention relates to a group of pyrrolo[2,1-f][1,2,4]triazine derivatives serving as selective HER2 inhibitors and an application thereof in the preparation of a drug that serves as an HER2 inhibitor. Specifically, the present invention relates to a compound represented by formula (I), an isomer thereof or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: July 9, 2024
    Assignee: MEDSHINE DISCOVERY INC.
    Inventors: Kevin X Chen, Fen Jiang, Xinde Chen, Li Zhang, Zhaoguo Chen, Yanxin Yu, Kai Zhou, Boyu Hu, Cheng Xie, Shuhui Chen
  • Patent number: 12030901
    Abstract: Disclosed herein are compounds that can act as inhibitors of nicotinamide phosphoribosyltransferase (“NAMPT”), and methods for their use in treating or preventing diseases, such as pulmonary arterial hypertension (“PAH”). The compounds described herein can include compounds of Formula (II) and pharmaceutically acceptable salts thereof: wherein the substituents are as described.
    Type: Grant
    Filed: November 16, 2022
    Date of Patent: July 9, 2024
    Assignees: THE TRUSTEES OF INDIANA UNIVERSITY, The Board of Trustees of the University of Illinois
    Inventors: Tom G. Driver, Roberto F. Machado, Naijing Su, Xinyu Guan, Wrickban Mazumdar, Kira Ratia, Jason Ralph Hickok, Angelia Denise Lockett
  • Patent number: 12024531
    Abstract: Provided herein are compounds, such as a compound of Formula (I), or a pharmaceutically acceptable salt thereof that are immunoproteasome (such as LMP2 and LMP7) inhibitors. The compounds described herein can be useful for the treatment of diseases treatable by inhibition of immunoproteasomes. Also provided herein are pharmaceutical compositions containing such compounds and processes for preparing such compounds.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: July 2, 2024
    Assignee: Principia Biopharma Inc.
    Inventors: Yan Lou, Timothy Duncan Owens, Kenneth Albert Brameld, David Michael Goldstein
  • Patent number: 12024511
    Abstract: Provided herein are substituted imidazo[1,2-a]pyridin-2-ylamine compounds, for example, of formula (A), and pharmaceutical compositions thereof; and methods of their use for treating, preventing, or ameliorating one or more symptoms of a Janus kinase-mediated disease.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: July 2, 2024
    Assignee: Shanghai Fudan-Zhangjiang Bio-Pharmaceutical Co., Ltd.
    Inventors: Jin Li, Shung Wu, Minmin Yang, Sean Chen, Wenshan Hao
  • Patent number: 12017975
    Abstract: Provided herein are Myc-Max inhibitory compounds having the structure of Formula (I) and compositions thereof for use in the treatment of cancer. In particular, the Myc-Max inhibitory compounds may be useful for the treatment of cancers selected from one or more of: prostate cancer, breast cancer, colon cancer, cervical cancer, small-cell lung carcinomas, neuroblastomas, osteosarcomas, glioblastomas, melanoma and myeloid leukaemia.
    Type: Grant
    Filed: October 14, 2022
    Date of Patent: June 25, 2024
    Assignee: THE UNIVERSITY OF BRITISH COLUMBIA
    Inventors: Artem Tcherkassov, Paul S. Rennie, Fuqiang Ban, Eric J. J. Leblanc, Lavinia A. Carabet, Nada Lallous, Kriti Singh, Helene Morin, Anh-Tien Ton
  • Patent number: 12017997
    Abstract: Described herein are compounds, pharmaceutical compositions and methods of using these compounds and pharmaceutical compositions for treating and/or preventing conditions such as, for example, those caused by any viral family causing respiratory viral disease, including specifically coronaviruses and influenza viruses.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: June 25, 2024
    Assignee: Prosetta Biosciences, Inc.
    Inventors: Vishwanath R. Lingappa, Kumarapandian Paulvannan
  • Patent number: 12012419
    Abstract: The present invention aims to provide a compound that may be useful for the prophylaxis or treatment of constipation and the like. The present invention provides a compound represented by the formula (I): wherein each symbol is as described in the specification, or a salt thereof.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: June 18, 2024
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Shinobu Sasaki, Yasutomi Asano, Hironobu Maezaki, Ayumu Sato
  • Patent number: 11987588
    Abstract: The present invention relates to compounds of Formula (Ia) and pharmaceutical compositions thereof that modulate the activity of the beta-3 adrenergic receptor. Compounds of the present invention and pharmaceutical compositions thereof are directed to methods useful in the treatment of a beta-3 adrenergic receptor-mediated disorder, such as, heart failure and related disorders thereto.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: May 21, 2024
    Assignee: Arena Pharmaceuticals, Inc.
    Inventors: Thuy-Anh Tran, Brett Ullman, Bryan Aubrey Kramer, Quyen-Quyen Thuy Do, Young-Jun Shin
  • Patent number: 11986779
    Abstract: The present invention is directed at the synthesis and characterization of recrystallized HI-6 dimethylsulfate (DMS). The method can comprise dissolving HI-6 DMS in an alkyl-based glycol and adding an antisolvent to recrystallize HI-6 DMS or dissolving HI-6 DMS in methanol and adding dimethoxy ethane or dimethyl formamide as the antisolvent to recrystallize HI-6 DMS. The recrystallized HI-6 DMS indicates a resistance to moisture absorption and/or a DSC melting point onset (MP Onset) at least at or above 160.0° C.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: May 21, 2024
    Assignee: SOUTHWEST RESEARCH INSTITUTE
    Inventors: Shawn T. Blumberg, Paul W. Miguel
  • Patent number: 11964942
    Abstract: The application relates to a compound of Formula (I?) or (I): or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, stereoisomer, or tautomer thereof, which modulates the activity of SSAO, a pharmaceutical composition comprising a compound of Formula (I?) or (I), and a method of treating or preventing a disease in which SSAO plays a role.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: April 23, 2024
    Assignee: Eccogene (Shanghai) Co., Ltd.
    Inventors: Zaifang Ren, Xuefeng Sun, Qing Xu
  • Patent number: 11964950
    Abstract: The present disclosure provides, for example, a compound represented by the general formula below or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of the compound or salt: wherein X1, X2, X3 and X4 are each independently —CR2? or N?, R2 is, for example, a halogen atom, R1 is, for example, —S(?O)2—NH—R8, R8 is, for example, a C1-6 alkyl group, R3 is, for example, a hydrogen atom, R5 is, for example, a halogen atom, R6 is, for example, a hydrogen atom, and R4 is, for example, a cyclopropyl group. The compounds, salts or solvates provided by the present disclosure exhibit high RAF/MEK complex-stabilizing activity and can be used for the treatment or prevention of cell proliferative disorders, particularly cancers.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: April 23, 2024
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yoshiaki Isshiki, Fumio Watanabe, Masaki Tomizawa, Kihito Hada, Kazuo Hattori, Kenichi Kawasaki, Ikumi Hyodo, Toshihiro Aoki
  • Patent number: 11958820
    Abstract: The present invention relates to the technical field of chemical industry, and in particular to a method for purifying ethylene carbonate through dynamic crystallization, which includes the following steps: adding an ethylene carbonate-containing raw material into a cavity of a crystallization device under a condition of stirring for dynamic crystallization, wherein the crystallization device further includes a jacket attached and circumferentially disposed along the outer wall of the cavity, the jacket is provided with cooling water therein, a temperature of the cooling water is 1-2.5° C. lower than the temperature in the cavity until a granular ethylene carbonate crystal is generated. The present invention using a rake dryer as the crystallization device to realize dynamic crystallization at a certain rotating speed. The technical solution is simple to operate and short in processing cycle, which facilitates improvement in production efficiency and product quality and is suitable for industrial application.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: April 16, 2024
    Assignee: SHENZHEN CAPCHEM TECHNOLOGY CO., LTD.
    Inventors: Baichun Yang, Qiyou Huang, Zihao Ye, Ao He
  • Patent number: 11958815
    Abstract: A N?-(2-(5-phenyl-1,3,4-oxadiazol-2-ylthio)acetoxy)-2-naphthimidamide compound, its synthesis, and its use as an anti-microbial agent.
    Type: Grant
    Filed: October 11, 2023
    Date of Patent: April 16, 2024
    Assignee: KING FAISAL UNIVERSITY
    Inventors: Hany Mohamed Abd El-Lateef Ahmed, Mai Mostafa Khalaf Ali, Antar Ahmed Abdelhamid Ahmed, Amer A. Amer
  • Patent number: 11945783
    Abstract: An 5-(4,5-bis(4-bromophenyl)-2-(4-methoxyphenyl)-1H-imidazol-1-yl)pentanoic compound, its synthesis, and its use as an antimicrobial agent.
    Type: Grant
    Filed: October 26, 2023
    Date of Patent: April 2, 2024
    Assignee: KING FAISAL UNIVERSITY
    Inventors: Hany Mohamed Abd El-Lateef Ahmed, Mai Mostafa Khalaf Ali, Antar Ahmed Abdelhamid Ahmed, Amer A. Amer
  • Patent number: 11939333
    Abstract: Solid forms of chemical compounds that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including PI3 kinase activity, are described herein. Also provided herein are processes for preparing compounds, polymorphic forms, cocrystals, and amorphous forms thereof, and pharmaceutical compositions thereof.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: March 26, 2024
    Assignee: Infinity Pharmaceuticals, Inc.
    Inventors: Louis Grenier, Andre Lescarbeau, Praveen Sharma, Daniel G. Genov
  • Patent number: 11926643
    Abstract: This disclosure relates to GLP-1 agonists of Formula (I): including pharmaceutically acceptable salts and solvates thereof, and pharmaceutical compositions including the same.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: March 12, 2024
    Assignee: Gasherbrum Bio, Inc.
    Inventors: Qinghua Meng, Xichen Lin, Haizhen Zhang, Weiqiang Xing, Hui Lei, Andrew Jennings
  • Patent number: 11919913
    Abstract: The present invention provides a compound having the structure: wherein R1, R2, R3, R4, and R5 are each independently H, halogen, CF3 or C1-C4 alkyl; R4 is H, OH, or halogen; B is a substituted or unsubstituted heterobicycle, pyridazine, pyrazole, pyrazine, thiadiazole, or triazole, wherein the heterobicycle is other than chloro substituted indole; and the pyrazole, when substituted, is substituted with other than trifluoromethyl, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: March 5, 2024
    Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
    Inventors: Konstantin Petrukhin, Christopher Cioffi, Graham Johnson, Nicoleta Dobri, Emily Freeman, Ping Chen, Michael Conlon, Lei Zhu