Patents by Inventor Chenkou Wei

Chenkou Wei 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).

  • Patent number: 12570637
    Abstract: Disclosed are crystalline salt Forms C and D of 6-(cyclopropanecarboxamido)-4-((2-methoxy-3-(1-methyl-1H-1,2,4-triazol-3-yl)phenyl)amino)-N-(methyl-d3)pyridazine-3-carboxamide. Form C is a MSA salt and Form D is a sulfate salt of Compound (I). Characterization data for the Forms are disclosed.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: March 10, 2026
    Assignee: Bristol-Myers Squibb Company
    Inventors: Daniel Richard Roberts, Chenkou Wei
  • Publication number: 20240368130
    Abstract: Described herein are a number of crystalline forms of 6-(cyclopropanecarboxamido)-4-((2-methoxy-3-(1-methyl-1H-1,2,4-triazol-3-yl)phenyl) amino)-N-(methyl-d3)pyridazine-3-carboxamide: Form L, Form M, Form N, Form O, Form P, Form Q, Form R, Form S, Form T, Form U, Form V, Form W, Form X, Form Y, Form Z, Form AA, Form AB, Form AC, Form AD, Form AE, Form AF, and Form AG, together with characterization data for each of these crystalline forms.
    Type: Application
    Filed: August 19, 2022
    Publication date: November 7, 2024
    Inventors: Chenkou Wei, Tanise Shattock-Gordon, Joshua Ohland, Tabitha Williford
  • Publication number: 20240190845
    Abstract: Provided are several crystalline forms of 6-(cyclopropanecarboxamido)-4-((2-methoxy-3-(1-methyl-1H-1,2,4 -triazol-3-yl)phenyl) amino)-N-(methyl-d3)pyridazine-3-carboxamide: Form F, Form G, Form H, Form I, Form J, and Form K. Certain of these crystalline forms are hydrates. Characterization data for each of these crystalline forms are provided.
    Type: Application
    Filed: March 24, 2022
    Publication date: June 13, 2024
    Inventors: Candice Y. Choi, Daniel Richard Roberts, Chenkou Wei, Marta Dabros, Franz Lembke, Ian Yates, Natalie Louise Kelk, David James Pearson
  • Publication number: 20220235039
    Abstract: Disclosed are crystalline salt Forms C and D of 6-(cyclopropanecarboxamido)-4-((2-methoxy-3-(1-methyl-1H-1,2,4-triazol-3-yl)phenyl)amino)-N-(methyl-d3)pyridazine-3-carboxamide. Form C is a MSA salt and Form D is a sulfate salt of Compound (I). Characterization data for the Forms are disclosed.
    Type: Application
    Filed: June 9, 2020
    Publication date: July 28, 2022
    Inventors: Daniel Richard Roberts, Chenkou Wei
  • Publication number: 20180094019
    Abstract: The present invention relates to crystalline forms of modified triterpenoid hydrochloride salts with HIV maturation inhibitor activity. More specifically, the present invention relates to the H-4, T1F-1, and T1F-2 crystalline forms. The present invention also relates to pharmaceutical compositions comprising these crystalline forms, as well as to methods of using these crystalline forms for the treatment of the HIV virus, and methods for obtaining these crystalline forms.
    Type: Application
    Filed: April 14, 2016
    Publication date: April 5, 2018
    Inventors: Matthew W. HALEY, Jeanne HO, Hyunsoo PARK, Roxana F. SCHLAM, Chenkou WEI
  • Patent number: 9920034
    Abstract: The instant invention provides crystalline forms of (S,E)-4-(2-(3-(3-chloro-2-fluoro-6-(1H-tetrazol-1-yl)phenyl)acryloyl)-5-(4-methyl-2-oxopiperazin-1-yl)-1,2,3,4-tetrahydroisoquinoline-1-carboxamido)benzoic acid and its solvates thereof; processes for the production of such crystalline forms; pharmaceutical compositions comprising such crystalline forms; and methods of treating thromboembolic disorders with such crystalline forms or such pharmaceutical compositions.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: March 20, 2018
    Assignee: Bristol-Myers Squibb Company
    Inventors: Marta Dabros, Chenkou Wei
  • Publication number: 20160318904
    Abstract: The present invention provides compounds of Formula (I): or stereoisomers, pharmaceutically acceptable salts thereof, wherein all of the variables are as defined herein. These compounds are inhibitors of factor XIa and/or plasma kallikrein which may be used as medicaments.
    Type: Application
    Filed: July 8, 2016
    Publication date: November 3, 2016
    Inventors: Michael J. Orwat, Donald J.P. Pinto, Leon M. Smith, II, Shefali Srivastava, Marta Dabros, Chenkou Wei
  • Patent number: 9173879
    Abstract: Novel [1,2,4]triazolo[1,5-a]pyridinyl-6-yl-substituted tetrahydroisoquinolines are described in the present invention. These compounds and crystalline forms SA1 and N-2 are used in the treatment of various neurological and physiological disorders. Methods of making these compounds and crystalline forms SA-1 and N-2 are also described in the present invention.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: November 3, 2015
    Assignee: Bristol-Myers Squibb Company
    Inventors: Chenkou Wei, Victor W. Rosso, Qi Gao
  • Publication number: 20150266855
    Abstract: The instant invention provides crystalline forms of (S,E)-4-(2-(3-(3-chloro-2-fluoro-6-(1H-tetrazol-1-yl)phenyl)acryloyl)-5-(4-methyl-2-oxopiperazin-1-yl)-1,2,3,4-tetrahydroisoquinoline-1-carboxamido)benzoic acid and its solvates thereof; processes for the production of such crystalline forms; pharmaceutical compositions comprising such crystalline forms; and methods of treating thromboembolic disorders with such crystalline forms or such pharmaceutical compositions.
    Type: Application
    Filed: October 11, 2013
    Publication date: September 24, 2015
    Inventors: Marta Dabros, Chenkou Wei
  • Publication number: 20140364441
    Abstract: Novel [1,2,4]triazolo[1,5-a]pyridinyl-6-yl-substituted tetrahydroisoquinolines are described in the present invention. These compounds and crystalline forms SA1 and N-2 are used in the treatment of various neurological and physiological disorders. Methods of making these compounds and crystalline forms SA-1 and N-2 are also described in the present invention.
    Type: Application
    Filed: August 22, 2014
    Publication date: December 11, 2014
    Inventors: Chenkou Wei, Victor W. Rosso, Qi Gao
  • Patent number: 8901106
    Abstract: Imidazole prodrugs, pharmaceutically acceptable salts, or isomers thereof, of the invention are disclosed, which are useful as modulators of the activity of liver X receptors (LXR). Pharmaceutical compositions containing the compounds and methods of using the compounds are also disclosed.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: December 2, 2014
    Assignee: Bristol-Myers Squibb Company
    Inventors: Ellen K. Kick, Michael J. Hageman, Victor R. Guarino, Ching-Chiang Su, Chenkou Wei, Jayakumar S. Warrier, Satheesh Nair
  • Patent number: 8815894
    Abstract: Novel [1,2,4]triazolo[1,5-a]pyridinyl-6-yl-substituted tetrahydroisoquinolines are described in the present invention. These compounds and crystalline forms SA1 and N-2 are used in the treatment of various neurological and physiological disorders. Methods of making these compounds and crystalline forms SA-1 and N-2 are also described in the present invention.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: August 26, 2014
    Assignee: Bristol-Myers Squibb Company
    Inventors: Chenkou Wei, Victor W. Rosso, Qi Gao
  • Patent number: 8802715
    Abstract: Physical crystal structures of a compound of the formula I: are provided including the free base monohydrate thereof (form H-1) and the hydrochloric acid salt thereof, including hydrochloric acid salt containing 0.75 equivalent of H2O (form H0.75-3) and hydrochloric acid salt containing 2 equivalents of H2O (form H2-1), and hydrochloric acid salt Pattern P-5, preferably in substantially pure form, and other forms as described herein, pharmaceutical compositions containing structures of compound I or IA, processes for preparing same, intermediates used in preparing same, and methods of treating diseases such as diabetes using such structures.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: August 12, 2014
    Assignee: AstraZeneca AB
    Inventors: Jack Z. Gougoutas, Mary F. Malley, John D. DiMarco, Xiaotian S. Yin, Chenkou Wei, Jurong Yu, Truc Chi Vu, Gregory Scott Jones, Scott A. Savage
  • Patent number: 8759372
    Abstract: Disclosed is a hemisulfate salt of Compound (I): and crystalline forms of the hemisulfate salt. Also disclosed are methods of using the hemisulfate salt of Compound (I) as a CGRP receptor antagonist, and pharmaceutical compositions comprising the hemisulfate salt of Compound (I). The hemisulfate salt of Compound (I) is useful in treating, preventing, or ameliorating disorders including migraine and other headaches, neurogenic vasodilation, neurogenic inflammation, thermal injury, circulatory shock, flushing associated with menopause, airway inflammatory diseases such as asthma, and chronic obstructive pulmonary disease (COPD).
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: June 24, 2014
    Assignee: Bristol-Myers Squibb Company
    Inventors: Daniel Richard Roberts, Richard Raymond Schartman, Chenkou Wei
  • Publication number: 20140121155
    Abstract: Physical crystal structures of a compound of the formula I: are provided including the free base monohydrate thereof (form H-1) and the hydrochloric acid salt thereof, including hydrochloric acid salt containing 0.75 equivalent of H2O (form H0.75-3) and hydrochloric acid salt containing 2 equivalents of H2O (form H2-1), and hydrochloric acid salt Pattern P-5, preferably in substantially pure form, and other forms as described herein, pharmaceutical compositions containing structures of compound I or IA, processes for preparing same, intermediates used in preparing same, and methods of treating diseases such as diabetes using such structures.
    Type: Application
    Filed: December 27, 2013
    Publication date: May 1, 2014
    Applicant: Bristol-Myers Squibb Company
    Inventors: Jack Z. Gougoutas, Mary F. Malley, John D. DiMarco, Xiaotian S. Yin, Chenkou Wei, Jurong Yu, Truc Chi Vu, Gregory Scott Jones, Scott A. Savage
  • Patent number: 8691981
    Abstract: Crystalline forms of (S)-1-(4-(5-cyclopropyl-1H-pyrazol-3-ylamino)pyrrolo[1,2-f][1,2,4]triazin-2-yl)-N-(6-fluoropyridin-3-yl)-2-methylpyrrolidine-2-carboxamide of the formula (I) are provided. Also provided is a pharmaceutical composition comprising one or more crystalline forms of (3R,4R)-4-amino-1-[[4-[(3-methoxyphenyl)amino]pyrrolo[2,1-f][1,2,4]triazin-5-yl]methyl]piperidin-3-ol, as well as a method of using one or more crystalline forms of (3R,4R)-4-amino-1-[[4-[(3-methoxyphenyl)amino]pyrrolo[2,1-f][1,2,4]triazin-5-yl]methyl]piperidin-3-ol in the treatment of cancer and other proliferative diseases.
    Type: Grant
    Filed: February 3, 2011
    Date of Patent: April 8, 2014
    Assignee: Bristol-Myers Squibb Company
    Inventors: Roxana Schlam, Alicia Tee Fuay Ng, Chenkou Wei
  • Publication number: 20140018321
    Abstract: Imidazole prodrugs, pharmaceutically acceptable salts, or isomers thereof, of the invention are disclosed, which are useful as modulators of the activity of liver X receptors (LXR). Pharmaceutical compositions containing the compounds and methods of using the compounds are also disclosed.
    Type: Application
    Filed: March 26, 2012
    Publication date: January 16, 2014
    Inventors: Ellen K. Kick, Michael J. Hageman, Victor R. Guarino, Ching-Chiang Su, Chenkou Wei, Jayakumar S. Warrier, Satheesh Nair
  • Patent number: 8541444
    Abstract: Novel compounds are provided which are 11-beta-hydroxysteroid dehydrogenase type I inhibitors. 11-beta-hydroxysteroid dehydrogenase type I inhibitors are useful in treating, preventing, or slowing the progression of diseases requiring 11-beta-hydroxysteroid dehydrogenase type I inhibitor therapy. These novel compounds of formula I: or stereoisomers or pharmaceutically acceptable salts thereof, wherein G, Q, X, Y, R3, R3a, and R3b are defined herein.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: September 24, 2013
    Assignee: Bristol-Myers Squibb Company
    Inventors: Jun Li, Jeffrey A. Robl, James J. Li, Lawrence J. Kennedy, Haixia Wang, Jie Jack Li, Chenkou Wei, Michael Galella
  • Publication number: 20120302571
    Abstract: Crystalline forms of (S)-1-(4-(5-cyclopropyl-1H-pyrazol-3-ylamino)pyrrolo[1,2-f][1,2,4]triazin-2-yl)-N-(6-fluoropyridin-3-yl)-2-methylpyrrolidine-2-carboxamide of the formula (I) are provided. Also provided is a pharmaceutical composition comprising one or more crystalline forms of (3R,4R)-4-amino-1-[[4-[(3-methoxyphenyl)amino]pyrrolo[2,1-f][1,2,4]triazin-5-yl]methyl]piperidin-3-ol, as well as a method of using one or more crystalline forms of (3R,4R)-4-amino-1-[[4-[(3-methoxyphenyl)amino]pyrrolo[2,1-f][1,2,4]triazin-5-yl]methyl]piperidin-3-ol in the treatment of cancer and other proliferative diseases.
    Type: Application
    Filed: February 3, 2011
    Publication date: November 29, 2012
    Inventors: Roxana Schlam, Alicia Tee Fuay Ng, Chenkou Wei
  • Publication number: 20120283181
    Abstract: Physical crystal structures of a compound of the formula I: are provided including the free base monohydrate thereof (form H-1) and the hydrochloric acid salt thereof, including hydrochloric acid salt containing 0.75 equivalent of H2O (form H0.75-3) and hydrochloric acid salt containing 2 equivalents of H2O (form H2-1), and hydrochloric acid salt Pattern P-5, preferably in substantially pure form, and other forms as described herein, pharmaceutical compositions containing structures of compound I or IA, processes for preparing same, intermediates used in preparing same, and methods of treating diseases such as diabetes using such structures.
    Type: Application
    Filed: July 11, 2012
    Publication date: November 8, 2012
    Applicant: BRISTOL-MYERS SQUIBB COMPANY
    Inventors: Jack Z. Gougoutas, Mary F. Malley, John D. DiMarco, Xiaotian S. Yin, Chenkou Wei, Jurong Yu, Truc Chi Vu, Gregory Scott Jones, Scott A. Savage