Patents by Inventor Chaomin Li

Chaomin Li 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).

  • Crystalline polymorphs of Bruton's tyrosine kinase inhibitors
    Patent number: 11820760
    Abstract: Provided are crystalline forms of (R)-1-(tert-butyl)-N-(8-(2-((1-methyl-1H-pyrazol-4-yl)amino)pyrimidin-4-yl)-2-(oxetan-3-yl)-2,3,4,5-tetrahydro-1H-benzo[c]azepin-5-yl)-1H-1,2,3-triazole-4-carboxamide, pharmaceutical compositions, methods of use and methods of making thereof.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: November 21, 2023
    Assignee: BIOGEN MA INC.
    Inventors: Fengmei Zheng, Anton Peterson, Kalyan Vasudevan, Chaomin Li, Daniel B. Patience, Yiqing Lin
  • CRYSTALINE FORMS OF AN O-GLYCOPROTEIN-2-ACETAMIDO-2-DEOXY-3-D-GLUCOPYRANOSIDASE INHIBITOR
    Publication number: 20230286972
    Abstract: Described herein are solid forms of N-(4-fluoro-5-(((2S,4R)-4-46-methoxypyrimidin-4-yl)oxy)-2-methylpyrrolidin-1-yl)methyl)thiazol-2-yl)acetamide, compound (I): (I) and the process of making said solid forms of compound (I). The present invention further relates to a pharmaceutical composition comprising crystalline Form A and Form B of compound (I), and methods of using said form and pharmaceutical composition in the treatment and prevention of Alzheimer's disease and related neurological disorders.
    Type: Application
    Filed: August 3, 2021
    Publication date: September 14, 2023
    Inventors: Asmerom Weldeab, Tae Kim Correia, Aireal Diane Jenkins, Yiqing Lin, Chaomin Li
  • Purine inhibitors of human phosphatidylinositol 3-kinase delta
    Patent number: 11230547
    Abstract: The instant invention provides compounds of formulas Ia and Ib which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: January 25, 2022
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Meredeth A. McGowan, Jason D. Katz, Matthew Christopher, Hua Zhou, David James Witter, Chaomin Li, John Lampe, Joey L. Methot, Abdelghani A. Achab, Xavier Fradera, Shimin Xu
  • CRYSTALLINE POLYMORPHS OF BRUTON'S TYROSINE KINASE INHIBITORS
    Publication number: 20210387972
    Abstract: Provided are crystalline forms of (R)-1-(tert-butyl)-N-(8-(2-((1-methyl-1H-pyrazol-4-yl)amino)pyrimidin-4-yl)-2-(oxetan-3-yl)-2,3,4,5-tetrahydro-1H-benzo[c]azepin-5-yl)-1H-1,2,3-triazole-4-carboxamide, pharmaceutical compositions, methods of use and methods of making thereof.
    Type: Application
    Filed: October 15, 2019
    Publication date: December 16, 2021
    Applicant: Biogen MA Inc.
    Inventors: Fengmei ZHENG, Anton PETERSON, Kalyan VASUDEVAN, Chaomin LI, Daniel B. PATIENCE, Yiqing LIN
  • Purine inhibitors of human phosphatidylinositol 3-kinase delta
    Patent number: 11179389
    Abstract: The instant invention provides compounds of formula I which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: November 23, 2021
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Meredeth A. McGowan, Jason D. Katz, Hua Zhou, David James Witter, Chaomin Li, Kathryn A. Lipford, Joey L. Methot, Abdelghani A. Achab, Xavier Fradera, Shimin Xu, Jianmin Fu
  • PURINE INHIBITORS OF HUMAN PHOSPHATIDYLINOSITOL 3-KINASE DELTA
    Publication number: 20200392144
    Abstract: The instant invention provides compounds of formulas Ia and Ib which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: December 12, 2018
    Publication date: December 17, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Meredeth A. McGowan, Jason D. Katz, Matthew Christopher, Hua Zhou, David James Witter, Chaomin Li, John Lampe, Joey L. Methot, Abdelghani A. Achab, Xavier Fradera, Shimin Xu
  • PURINE INHIBITORS OF HUMAN PHOSPHATIDYLINOSITOL 3-KINASE DELTA
    Publication number: 20200390760
    Abstract: The instant invention provides compounds of formula I which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: December 12, 2018
    Publication date: December 17, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Meredeth A. McGowan, Jason D. Katz, Hua Zhou, David James Witter, Chaomin Li, Kathryn A. Lipford, Joey L. Methot, Abdelghani A. Achab, Xavier Fradera, Shimin Xu, Jianmin Fu
  • Purine inhibitors of human phosphatidylinositol 3-kinase delta
    Patent number: 10100064
    Abstract: The instant invention provides compounds of formula (I) which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: October 16, 2018
    Assignee: MERCK SHARP & DOHME CORP.
    Inventors: Meredeth Ann McGowan, Kin Chiu Fong, Neville John Anthony, Hua Zhou, Jason D. Katz, Lihu Yang, Chaomin Li, Yuan Tian, Changwei Mu, Baijun Ye, Feng Shi, Xiaoli Zhao, Jianmin Fu, Yabin Li
  • PURINE INHIBITORS OF HUMAN PHOSPHATIDYLINOSITOL 3-KINASE DELTA
    Publication number: 20170114078
    Abstract: The instant invention provides compounds of formula (I) which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: June 9, 2015
    Publication date: April 27, 2017
    Applicant: Merck Sharp Dohme Corp.
    Inventors: Meredeth Ann McGowan, Kin Chiu Fong, Neville John Anthony, Hua Zhou, Jason D. Katz, Lihu Yang, Chaomin Li, Yuan Tian, Changwei Mu, Baijun Ye, Feng Shi, Xiaoli Zhao, Jianmin Fu, Yabin Li
  • 2,6,7,8 substituted purines as HDM2 inhibitors
    Patent number: 9540377
    Abstract: The present invention provides 2,6,7,8 Substituted Purines as described herein or a pharmaceutically acceptable salt thereof. The representative compounds are useful as inhibitors of the HDM2 protein. Also disclosed are pharmaceutical compositions comprising the above compounds and potential methods of treating cancer using the same.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: January 10, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Carolyn Michele Cammarano, Matthew P. Christopher, Christopher Dinsmore, Ronald J. Doll, Francesc Xavier Fradera Llinas, Chaomin Li, Michelle Machacek, Michelle Martinez, Latha G. Nair, Weidong Pan, Michael Hale Reutershan, Manami Shizuka, Dietrich P. Steinhuebel, Binyuan Sun, Christopher Francis Thompson, B. Wesley Trotter, Yaolin Wang, Liping Yang, Stephane L. Bogen, Matthew E. Voss, Jagannath Panda, Anthappan Tony Kurissery
  • 2,6,7,8 SUBSTITUTED PURINES AS HDM2 INHIBITORS
    Publication number: 20150353553
    Abstract: The present invention provides 2,6,7,8 Substituted Purines as described herein or a pharmaceutically acceptable salt thereof. The representative compounds are useful as inhibitors of the HDM2 protein. Also disclosed are pharmaceutical compositions comprising the above compounds and potential methods of treating cancer using the same.
    Type: Application
    Filed: January 29, 2014
    Publication date: December 10, 2015
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Carolyn Michele Cammarano, Matthew P. Christopher, Christopher Dinsmore, Ronald J. Doll, Francesc Xavier Fradera Llinas, Chaomin Li, Michelle Machacek, Michelle Martinez, Latha G. Nair, Weidong Pan, Michael Hale Reutershan, Manami Shizuka, Dietrich P. Steinhuebel, Binyuan Sun, Christopher Francis Thompson, B. Wesley Trotter, Yaolin Wang, Liping Yang, Stephane L. Bogen, Matthew E. Voss, Jagannath Panda, Anthappan Tony Kurissery
  • Aminopyrimidines as SYK Inhibitors
    Publication number: 20140243290
    Abstract: The present invention provides novel pyrimidine amines of formula (I) which are potent inhibitors of spleen tyrosine kinase, and are useful in the treatment and prevention of diseases mediated by said enzyme, such as asthma, COPD and rheumatoid arthritis.
    Type: Application
    Filed: April 17, 2014
    Publication date: August 28, 2014
    Inventors: Michael D. Altman, Brian M. Andresen, Kenneth L. Arrington, Sathesh Bhat, Jason Burch, Kaleen Konrad Childers, Bernard Cote, Maria Emilia Di Francesco, Anthony Donofrio, Kristina Dupont-Gaudet, John Michael Ellis, Christian Fischer, Jean-Francois Fournier, Jacques Yves Gauthier, Jonathan Grimm, Daniel Guay, David Joseph Guerin, Andrew M. Haidle, Solomon D. Kattar, Sandra Lee Knowles, Chaomin Li, Jongwon Lim, Michelle R. Machacek, Matthew L. Maddess, Alan B. Northrup, Brendan M. O'Boyle, Ryan D. Otte, Alessia Petrocchi, Michael H. Reutershan, Joel S. Robichaud, Eric T. Romeo, Adam J. Schell, Tony Siu, Kerrie B. Spencer, Brandon M. Taoka, B. Wesley Trotter, Hyun Chong Woo, Hua Zhou
  • Cyclobutyl sulfones as notch sparing gamma secretase inhibitors
    Patent number: 8759579
    Abstract: The invention encompasses a novel class of cyclobutyl sulfone derivatives which inhibit the processing of APP by the putative ?-secretase while sparing Notch signaling pathway, and thus are useful in the treatment or prevention of Alzheimer's disease without the development of Notch inhibition mediated gastrointestinal issues. Pharmaceutical compositions and methods of use are also included.
    Type: Grant
    Filed: April 17, 2009
    Date of Patent: June 24, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Richard W. Heidebrecht, Chaomin Li, Benito Munoz, Andrew Rosenau, Laura M. Surdi, Paul Tempest
  • Triazole derivatives for treatment of Alzheimer's disease
    Patent number: 8575150
    Abstract: According to the invention there is provided a compound of formula I or a pharmaceutically acceptable salt or hydrate thereof; wherein the variables are as defined herein. The compounds selectively attenuate the production of A?42 and hence are useful in treatment of Alzheimer's disease and related conditions.
    Type: Grant
    Filed: December 7, 2009
    Date of Patent: November 5, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Christian Fischer, Joey Methot, Hua Zhou, Adam J. Schell, Benito Munoz, Alexey A. Rivkin, Sean P. Ahearn, Stephanie Chichetti, Rachel N. MacCoss, Sam Kattar, Matthew Christopher, Chaomin Li, Andrew Rosenau, William Colby Brown
  • Aminopyrimidines as SYK inhibitors
    Patent number: 8551984
    Abstract: The present invention provides novel pyrimidine amines of formula (I) which are potent inhibitors of spleen tyrosine kinase, and are useful in the treatment and prevention of diseases mediated by said enzyme, such as asthma, COPD and rheumatoid arthritis.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: October 8, 2013
    Assignees: Merck Sharp & Dohme Corp., Merck Canada Inc.
    Inventors: Michael D. Altman, Brian M. Andresen, Kenneth L. Arrington, Jason Burch, Kaleen Konrad Childers, Bernard Cote, Maria Emilia Di Francesco, Anthony Donofrio, Kristina Dupont-Gaudet, John Michael Ellis, Christian Fischer, Daniel Guay, David Joseph Guerin, Andrew M. Haidle, Solomon Kattar, Sandra Lee Knowles, Chaomin Li, Jongwon Lim, Michelle R. Machacek, Alan B. Northrup, Brendan M. O'Boyle, Ryan D. Otte, Michael H. Reutershan, Eric Romeo, Adam J. Schell, Tony Siu, Kerrie B. Spencer, Brandon M. Taoka, B. Wesley Trotter, Hua Zhou
  • AMINOPYRIMIDINES AS SYK INHIBITORS
    Publication number: 20120277192
    Abstract: The present invention provides novel pyrimidine amines of formula (I) which are potent inhibitors of spleen tyrosine kinase, and are useful in the treatment and prevention of diseases mediated by said enzyme, such as asthma, COPD and rheumatoid arthritis.
    Type: Application
    Filed: December 15, 2010
    Publication date: November 1, 2012
    Inventors: Michael D. Altman, Brian M. Andresen, Kenneth L. Arrington, Sathesh Bhat, Jason Burch, Kaleen Konrad Childers, Bernard Cote, Maria Emilia Di Francesco, Anthony Donofrio, Kristina Dupont-Gaudet, John Michael Ellis, Christian Fischer, Jean-Francois Fournier, Jacques Yves Gauthier, Jonathan Grimm, Daniel Guay, David Joseph Guerin, Andrew M. Haidle, Solomon Kattar, Sandra Lee Knowles, Chaomin Li, Jongwon Lim, Michelle R. Machacek, Matthew L. Maddess, Alan B. Northrup, Brendan M. O'Boyle, Ryan D. Otte, Alessia Petrocchi, Michael H. Reutershan, Joel S. Robichaud, Eric Romeo, Adam J. Schell, Tony Siu, Kerrie B. Spencer, Brandon M. Taoka, B. Wesley Trotter, Hyun Chong Woo, Hua Zhou
  • TRIAZOLE DERIVATIVES FOR TREATMENT OF ALZHEIMER'S DISEASE
    Publication number: 20120022044
    Abstract: According to the invention there is provided a compound of formula I or a pharmaceutically acceptable salt or hydrate thereof; wherein the variables are as defined herein. The compounds selectively attenuate the production of A?42 and hence are useful in treatment of Alzheimer's disease and related conditions.
    Type: Application
    Filed: December 7, 2009
    Publication date: January 26, 2012
    Inventors: Christian Fischer, Joey Methot, Hua Zhou, Adam J. Schell, Benito Munoz, Alexey A. Rivkin, Sean P. Ahearn, Stephanie Chichetti, Rachel N. MacCoss, Sam Kattar, Matthew Christopher, Chaomin Li, Andrew Rosenau, William Colby Brown
  • AMINOPYRIMIDINES AS SYK INHIBITORS
    Publication number: 20110245205
    Abstract: The present invention provides novel pyrimidine amines of formula (I) which are potent inhibitors of spleen tyrosine kinase, and are useful in the treatment and prevention of diseases mediated by said enzyme, such as asthma, COPD and rheumatoid arthritis.
    Type: Application
    Filed: December 15, 2010
    Publication date: October 6, 2011
    Inventors: Michael D. Altman, Brian M. Andresen, Kenneth L. Arrington, Sathesh Bhat, Jason Burch, Kaleen Konrad Childers, Bernard Cote, Maria Emilia Di Francesco, Anthony Donofrio, Kristina Dupont-Gaudet, John Michael Ellis, Christian Fischer, Jean-Francois Fournier, Jacques Yves Gauthier, Jonathan Grimm, Daniel Guay, David Joseph Guerin, Andrew M. Haidle, Solomon Kattar, Sandra Lee Knowles, Chaomin Li, Jongwon Lim, Michelle R. Machacek, Matthew L. Maddess, Alan B. Northrup, Brendan M. O'Boyle, Ryan D. Otte, Alessia Petrocchi, Michael H. Reutershan, Joel S. Robichaud, Eric Romeo, Adam J. Schell, Tony Siu, Kerrie B. Spencer, Brandon M. Taoka, B. Wesley Trotter, Hyun Chong Woo, Hua Zhou
  • CYCLOBUTYL SULFONES AS NOTCH SPARING GAMMA SECRETASE INHIBITORS
    Publication number: 20110039925
    Abstract: The invention encompasses a novel class of cyclobutyl sulfone derivatives which inhibit the processing of APP by the putative ?-secretase while sparing Notch signaling pathway, and thus are useful in the treatment or prevention of Alzheimer's disease without the development of Notch inhibition mediated gastrointestinal issues. Pharmaceutical compositions and methods of use are also included.
    Type: Application
    Filed: April 17, 2009
    Publication date: February 17, 2011
    Inventors: Richard W. Heidebrecht, Chaomin Li, Benito Munoz, Andrew Rosenau, Laura M. Surdi, Paul Tempest