Patents Examined by Karen Cheng
  • Patent number: 11858910
    Abstract: A pyridinylmethylenepiperidine derivatives and uses thereof, specifically, the present invention relates to a novel pyridinylmethylenepiperidine compound and a pharmaceutical composition containing this compound, which may be used for activating 5-HT1F receptor. The present invention also relates to methods of preparing this compound and pharmaceutical composition, and their use in the manufacture of a medicament for treating a 5-HT1F receptor-related disease, especially migraine.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: January 2, 2024
    Assignee: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Chuanfei Jin, Wenhe Zhong, Yaping Xue
  • Patent number: 11834425
    Abstract: A full continuous-flow preparation method of vitamin B1 includes: (S1) feeding 3-chloro-4-oxopentyl acetate, 2-methyl-4-amino-5-(aminomethyl) pyrimidine and carbon disulfide to a first continuous-flow reactor for addition; (S2) allowing the reaction mixture to flow into a first continuous filtration and reaction device to collect a filter cake; subjecting the filter cake and hydrochloric acid solution to cyclization; transporting the reaction mixture and an aqueous inorganic base solution to a micromixer and a second continuous-flow reactor for hydrolysis to obtain thiothiamine; (S3) transporting the thiothiamine to a third continuous-flow reactor with hydrogen peroxide for oxidation to obtain thiamine sulfate; and (S4) allowing the thiamine sulfate to enter a second continuous filtration and reaction device for filtration to collect a filter cake; and subjecting the filter cake to reaction with organic hydrochloric acid solution followed by filtration and drying to obtain vitamin B1.
    Type: Grant
    Filed: February 9, 2023
    Date of Patent: December 5, 2023
    Assignee: Fudan University
    Inventors: Fener Chen, Meifen Jiang, Minjie Liu, Yingqi Xia, Weijian Li
  • Patent number: 11186580
    Abstract: The present invention relates to salts and crystalline forms of 2-(3-(8-Amino-6-(trifluoromethyl)imidazo[1,2-a]pyrazin-3-yl)-4-methylphenyl)-3,3,3-trifluoro-2-hydroxypropanamide, crystalline forms of 8-amino-N-(2-hydroxy-2-methylpropyl)-3-(2-methyl-5-(1,1,1-trifluoro-2-hydroxypropan-2-yl)phenyl)imidazo[1,2-a]pyrazine-6-carboxamide, and crystalline forms of 8-amino-N-(2-hydroxy-2-methylpropyl)-3-(2-(methyl-d3)-5-(1,1,1-trifluoro-2-hydroxypropan-2-yl)phenyl)imidazo[1,2-a]pyrazine-6-carboxamide, which are PI3K inhibitors useful in the treatment of cancer and other diseases.
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: November 30, 2021
    Assignee: Incyte Corporation
    Inventors: Brent Douty, David M. Burns, Andrew P. Combs, Zhongjiang Jia, Daniel Levy, Eddy W. Yue
  • Patent number: 11173144
    Abstract: Adrenergic receptor modulating compounds and methods of using the same are provided. Also provided are methods of treating a subject for a disease or condition associated with an adrenergic receptor including administering a therapeutically effective amount of the subject compound. Aspects of the disclosure include a method of modulating an inflammatory pathway in a cell, such as the production of TNF-alpha in the cell. The method can include contacting a cell with ?1-selective adrenergic receptor modulating compound to selectively activate a cAMP pathway over a beta-arrestin pathway in the cell. Pharmaceutical compositions and kits which include the subject compounds are provided.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: November 16, 2021
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Mehrdad Shamloo, Alam Jahangir, Bitna Yi, Andrew Kelley Evans, Michael John Green
  • Patent number: 11174246
    Abstract: Disclosed are benzimidazole compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 16, 2021
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Patent number: 11168058
    Abstract: The present disclosure relates to crystalline particles of N—((S)-1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl)-propan-2-yl)-5-(1-hydroxyethyl)-1H-pyrazole-3-carboxamide (I) having specific surface area (SSA) in the range from about 8 to about 16 m2/g, preferably from about 10 to about 15 m2/g, and to the method for the preparation of such particles. Compound (I) is a potent androgen receptor (AR) modulator which is useful as a medicament for example in the treatment of prostate cancer.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: November 9, 2021
    Assignee: ORION CORPORATION
    Inventors: Merja Reunanen, Anna Staffans
  • Patent number: 11160810
    Abstract: The invention provides a compound of formula 1 or a pharmaceutically-acceptable salt thereof, that is useful as a JAK inhibitor. The invention also provides crystalline forms of the compound, pharmaceutical compositions comprising the compound, methods of using the compound to treat diseases amenable to a JAK inhibitor, and processes and intermediates useful for preparing the compound.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: November 2, 2021
    Assignee: Theravance Biopharma R&D IP, LLC
    Inventors: Robert Murray McKinnell, Venkat R. Thalladi, Hao Zhang, Paul R. Fatheree, Lan Jiang, Marta Dabros, Jerry Nzerem
  • Patent number: 11154539
    Abstract: The invention provides a compound for use in the treatment of T-Cell Acute Lymphoblastic Leukaemia (T-ALL), the compound having the formula (1): or being a pharmaceutically acceptable salt thereof; wherein: n is 0, 1 or 2; Ar1 is selected from an optionally substituted phenyl, pyridyl, thienyl and furanyl; Q1 is selected from C(?O), S(?O) and SO2; A is absent or is NR2; R1 is selected from: hydrogen; an optionally substituted C1-6 non-aromatic hydrocarbon group; and optionally substituted 3- to 7-membered non-aromatic carbocyclic and heterocyclic rings containing one or two heteroatom ring members selected from O, N and S, and bridged bicyclic heterocyclic rings of seven to nine ring members of which one or two are nitrogen atoms, the carbocyclic and heterocyclic rings and bridged bicyclic heterocyclic rings; R2 is selected from hydrogen and C1-4 alkyl; or NR1R2 forms an optionally substituted 4- to 7-membered non-aromatic nitrogen-containing heterocyclic ring optionally containing a second hete
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: October 26, 2021
    Assignee: Sareum Limited
    Inventor: John Charles Reader
  • Patent number: 11147801
    Abstract: The present invention provides methods for treating a cancer in a subject and for inhibiting tumor growth, metastasis or a dihydrorotate oxygenase enzyme activity of a tumor or cancer cell. At least one trisubstituted benzotriazole derivative with the formula (I) is administered to the subject or is contacted with the cancer cell. Compounds of formula (I) have substituents R1, R2 and R3 which have the meanings given in the specification, and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: October 19, 2021
    Assignee: Aurigene Discovery Technologies Limited
    Inventors: Kavitha Nellore, Subramanya Hosahalli
  • Patent number: 11149011
    Abstract: Disclosed are compounds of Formula (I) and (Ia): or a pharmaceutically acceptable salt, a solvate, a tautomer, a stereoisomer or a deuterated analog thereof, wherein R4, R5, R6, and R7 are as described in any of the embodiments described in this disclosure; compositions thereof; and uses thereof.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: October 19, 2021
    Assignee: Plexxikon Inc.
    Inventors: Jiazhong Zhang, Hannah Powers, Aaron Albers, Phuongly Pham, Guoxian Wu, John Buell, Wayne Spevak, Zuojun Guo, Jack Walleshauser, Ying Zhang
  • Patent number: 11142504
    Abstract: Disclosed are substituted heterocycle compounds including substituted pyrazoles, substituted pyrimidines, and substitute triazoles. The substituted heterocycles disclosed herein are shown to be useful in inhibiting c-MYC and may be utilized as therapeutics for treating cancer and cell proliferative disorders.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: October 12, 2021
    Assignee: Northwestern University
    Inventors: Gary E. Schiltz, Rama K. Mishra, Huiying Han, Sarki A. Abdulkadir, Javier Izquierdo-Ferrer, Atul D. Jain
  • Patent number: 11124530
    Abstract: A zirconium metal-organic framework, which is a coordination product formed between zirconium ion clusters and a linker that links together adjacent zirconium ion clusters, wherein the linker is of formula (I) wherein R1 to R4 are independently hydrogen, an optionally substituted alkyl, an optionally substituted aryl, an optionally substituted arylalkyl, an optionally substituted alkoxy, a hydroxyl, a carboxyl, a halo, a nitro, or a cyano, R5 is hydrogen, an optionally substituted alkyl, an optionally substituted alkoxy, an amino, a hydroxyl, a carboxyl, a halo, a nitro, or a cyano, and R6 and R7 are independently a hydrogen or an optionally substituted alkyl group having 1 to 4 carbon atoms. A method of detecting copper cations and/or chromate anions in a fluid sample with zirconium metal-organic framework.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: September 21, 2021
    Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
    Inventors: Aasif Helal, M. Nasiruzzaman Shaikh
  • Patent number: 11111222
    Abstract: 12(S)-hydroxyeicosatrienoic acid (12(S)-HETrE) compounds and compositions comprising the same are disclosed. Methods of using the compounds in the prevention and treatment of thrombosis and thrombotic disorders are also disclosed.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: September 7, 2021
    Assignees: THE REGENTS OF THE UNIVERSITY OF MICHIGAN, THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Michael Holinstat, Theodore R. Holman, Andrew White
  • Patent number: 11111217
    Abstract: The compound 2-(4-tert-Butylphenyl)-1H-benzo[d]imidazol-5-ol: and its use are disclosed. The compound activates Ppargc1a and, as a consequence, is useful for treating neuroinflammation and for treating a variety of neurodegenerative diseases.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: September 7, 2021
    Assignee: THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
    Inventors: Samuel D. Banister, Edgar Engleman, Khoa D. Nguyen, Mark Smith
  • Patent number: 11091487
    Abstract: The present invention provides novel derivative of ?-lactam antibiotics, such as meropenem. The inventive compounds include compounds of Formula (I), and pharmaceutically acceptable salts, solvates, hydrates, polymorphs, co-crystals, tautomers, stereoisomers, isotopically labeled derivatives, and prodrugs thereof. Also provided are particles (e.g., nanoparticles) and pharmaceutical compositions thereof that are mucus penetrating. The inventive particles and pharmaceutical compositions may be useful in delivering an inventive compound to the respiratory tract of a subject. The invention further provides methods of using and kits including the inventive compounds, particles thereof, and/or pharmaceutical compositions thereof for treating and/or preventing a pulmonary disease (e.g., a respiratory tract infection).
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: August 17, 2021
    Assignee: Kala Pharmaceuticals, Inc.
    Inventors: Winston Zapanta Ong, Pawel Wojciech Nowak, Jinsoo Kim, Elizabeth M. Enlow, James Bourassa, Yen Cu, Alexey Popov, Hongming Chen
  • Patent number: 11084829
    Abstract: Disclosed herein, inter alia, compounds and methods of use thereof for the modulation of USP7 activity.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: August 10, 2021
    Assignee: RAPT THERAPEUTICS, INC.
    Inventors: Berenger Biannic, Xinping Han, Dennis X. Hu, Paul Robert Leger, Jack Maung, Akinori Okano, Jacob Bradley Schwarz, David Juergen Wustrow, Kyle Young, Gene Cutler, Yamini Ohol-Gupta
  • Patent number: 11083704
    Abstract: The disclosed subject matter provides methods of using nitroxyl donating compounds and pharmaceutical compositions comprising such compounds in a dose escalation regimen.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: August 10, 2021
    Assignee: Bristol-Myers Squibb Company
    Inventors: Paul D. Kessler, William R. Ewing, Maria Borentain, Tushar Garimella, Elyse G. Stock
  • Patent number: 11078168
    Abstract: The invention provides modulators of indoleamine 2,3-dioxygenase (IDO1) and their use in the prophylaxis and/or treatment of IDO1-mediated diseases. Specifically, the present invention provides compounds according to Formula (I) an enantiomer, diastereomer, tautomer or pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: August 3, 2021
    Assignee: Phenex Discovery Verwaltungs-GmbH
    Inventors: Christoph Steeneck, Olaf Kinzel, Simon Anderhub, Martin Hornberger, Gerald Kleymann, Thomas Hoffmann
  • Patent number: 11066413
    Abstract: Disclosed in the present invention is an aminopyrimidine five-membered heterocyclic compound, and an intermediate, preparation method, pharmaceutical composition and application thereof. The aminopyrimidine five-membered heterocyclic compound provided by the present invention has a significant antagonistic effect on adenosine A2A receptors, and may be used as an antagonist for adenosine A2A receptors to effectively relieve or treat immune tolerance, diseases of the central nervous system, inflammatory diseases and like related diseases, while the preparation method is simple.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: July 20, 2021
    Assignee: GUANGZHOU MAXINOVEL PHARMACEUTICALS CO., LTD.
    Inventors: Yuguang Wang, Nong Zhang, Tianzhi Wu
  • Patent number: 11053218
    Abstract: The present disclosure provides a compound of Formula (I?): or a pharmaceutically acceptable salt, hydrate, solvate, prodrug, stereoisomer, or tautomer thereof, wherein R1, R2, Rx, X1, n, n1, and q are as defined herein, and methods of making and using same.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: July 6, 2021
    Inventors: Rohan Eric John Beckwith, Simone Bonazzi, Artiom Cernijenko, Aleem Fazal, Ritesh Bhanudasji Tichkule, Michael Scott Visser