Patents by Inventor Michael Xia

Michael Xia 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).

  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK INHIBITOR
    Publication number: 20240166655
    Abstract: The present invention is related to processes for preparing ruxolitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Application
    Filed: December 15, 2023
    Publication date: May 23, 2024
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, James M. Parks, Yongchun Pan, Naijing Su, Michael Xia, Weiguo Liu
  • ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
    Publication number: 20240107874
    Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.
    Type: Application
    Filed: October 30, 2023
    Publication date: March 28, 2024
    Applicant: Universal Display Corporation
    Inventors: Eric A. MARGULIES, Zhiqiang JI, Jui-Yi TSAI, Chun LIN, Alexey Borisovich DYATKIN, Mingjuan SU, Bin MA, Michael S. WEAVER, Julia J. BROWN, Lichang ZENG, Walter YEAGER, Alan DEANGELIS, Chuanjun XIA
  • Process and intermediates for preparing a JAK inhibitor
    Patent number: 11905292
    Abstract: The present invention is related to processes for preparing ruxolitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: February 20, 2024
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, James M. Parks, Yongchun Pan, Naijing Su, Michael Xia, Weiguo Liu
  • Process and intermediates for preparing a JAK1 inhibitor
    Patent number: 11897889
    Abstract: The present invention is related to processes for preparing itacitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: February 13, 2024
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, Yongchun Pan, Naijing Su, Michael Xia
  • PROCESS OF PREPARING A PD-1/PD-L1 INHIBITOR
    Publication number: 20230406852
    Abstract: The present invention relates to processes of preparing PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, or salts thereof, related synthetic intermediates, and salts of the intermediates, where the PD-1/PD-L1 inhibitor is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Application
    Filed: August 31, 2023
    Publication date: December 21, 2023
    Inventors: Jiacheng Zhou, Shili Chen, Zhongjiang Jia, Yi Li, Qiyan Lin, Pingli Liu, Yongchun Pan, Timothy Martin, Bo Shen, Chongsheng Eric Shi, Naijing Su, Yongzhong Wu, Michael Xia
  • Process of preparing a PD-1/PD-L1 inhibitor
    Patent number: 11780836
    Abstract: The present invention relates to processes of preparing PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, or salts thereof, related synthetic intermediates, and salts of the intermediates, where the PD-1/PD-L1 inhibitor is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: October 10, 2023
    Assignee: Incyte Corporation
    Inventors: Jiacheng Zhou, Shili Chen, Zhongjiang Jia, Yi Li, Qiyan Lin, Pingli Liu, Yongchun Pan, Timothy Martin, Bo Shen, Chongsheng Eric Shi, Naijing Su, Yongzhong Wu, Michael Xia
  • SALTS AND SOLID FORMS OF AN FGFR INHIBITOR AND PROCESSES OF PREPARING THEREOF
    Publication number: 20230192722
    Abstract: The present invention relates to salts and solid forms of the FGFR inhibitor (7R,8aS)-2-(5-(5-(2,3-Dimethylphenyl)-6-methoxy-1H-pyrazolo[4,3-b]pyridin-3-yl)pyridin-2-yl)octahydropyrrolo[1,2-a]pyrazin-7-ol, including methods of preparation thereof, wherein the compounds, salts, and solid forms are useful in the treatment of FGFR-mediated diseases such as cancer.
    Type: Application
    Filed: December 21, 2022
    Publication date: June 22, 2023
    Inventors: Pingli Liu, Zhongjiang Jia, Qiyan Lin, Naijing Su, Timothy Martin, Michael Xia, Jiacheng Zhou, Baoyu Mi
  • SALTS OF A PIM KINASE INHIBITOR
    Publication number: 20230111912
    Abstract: The present invention relates to salt forms of the Pim kinase inhibitor N-{(7R)-4-[(3R,4R,5S)-3-amino-4-hydroxy-5-methylpiperidin-1-yl]-7-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-3-yl}-6-(2,6-difluorophenyl)-5-fluoropyridine-2-carboxamide, including methods of preparation thereof, and intermediates in the preparation thereof, where the compound is useful in the treatment of Pim kinase-related diseases such as cancer.
    Type: Application
    Filed: November 7, 2022
    Publication date: April 13, 2023
    Inventors: Zhongjiang Jia, Ganfeng Cao, Qiyan Lin, Yongchun Pan, Lei Qiao, Vaqar Sharief, Chongsheng Eric Shi, Michael Xia, Changsheng Zheng, Jiacheng Zhou, Qun Li
  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK INHIBITOR
    Publication number: 20230059389
    Abstract: The present disclosure is related to processes for preparing baricitinib, salts thereof, and related synthetic intermediate compounds and salts thereof.
    Type: Application
    Filed: July 11, 2022
    Publication date: February 23, 2023
    Inventors: Jiacheng Zhou, Shili Chen, Zhongjiang Jia, Pingli Liu, David Meloni, Yongchun Pan, Naijing Su, Michael Xia
  • Salts of a Pim kinase inhibitor
    Patent number: 11505540
    Abstract: The present invention relates to salt forms of the Pim kinase inhibitor N-{(7R)-4-[(3R,4R,5S)-3-amino-4-hydroxy-5-methylpiperidin-1-yl]-7-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-3-yl}-6-(2,6-difluorophenyl)-5-fluoropyridine-2-carboxamide, including methods of preparation thereof, and intermediates in the preparation thereof, where the compound is useful in the treatment of Pim kinase-related diseases such as cancer.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: November 22, 2022
    Assignee: Incyte Corporation
    Inventors: Zhongjiang Jia, Ganfeng Cao, Qiyan Lin, Yongchun Pan, Lei Qiao, Vaqar Sharief, Chongsheng Eric Shi, Michael Xia, Changsheng Zheng, Qun Li
  • Crystalline forms of a FGFR inhibitor and processes for preparing the same
    Patent number: 11472801
    Abstract: The present disclosure relates to solid forms of N-{[2?-(2,6-difluoro-3,5-dimethoxyphenyl)-3?-oxo-2?,3?-dihydro-1?H-spiro[cyclopropane-1,4?-[2,7]naphthyridin]-6?-yl]methyl}acrylamide, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the FGFR-associated or mediated diseases such as cancer.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: October 18, 2022
    Assignee: Incyte Corporation
    Inventors: Yongchun Pan, Chongsheng Eric Shi, Ming Tao, Wayne Han, Michael Xia, Dengjin Wang, Zhongjiang Jia, Jiacheng Zhou, Qun Li
  • PROCESS OF PREPARING A PD-1/PD-L1 INHIBITOR
    Publication number: 20220144830
    Abstract: The present invention relates to processes of preparing PD-1/PD-L1 inhibitor (R)-1-((7-cyano-2-(3?-(3-(((R)-3-hydroxypyrrolidin-1-yl)methyl)-1,7-naphthyridin-8-ylamino)-2,2?-dimethylbiphenyl-3-yl)benzo[d]oxazol-5-yl)methyl)pyrrolidine-3-carboxylic acid, or salts thereof, related synthetic intermediates, and salts of the intermediates, where the PD-1/PD-L1 inhibitor is useful in the treatment of various diseases including infectious diseases and cancer.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Zhongjiang Jia, Yi Li, Qiyan Lin, Pingli Liu, Yongchun Pan, Timothy Martin, Bo Shen, Chongsheng Eric Shi, Naijing Su, Yongzhong Wu, Michael Xia
  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK1 INHIBITOR
    Publication number: 20220056034
    Abstract: The present invention is related to processes for preparing itacitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, Yongchun Pan, Naijing Su, Michael Xia
  • PROCESS AND INTERMEDIATES FOR PREPARING A JAK INHIBITOR
    Publication number: 20220056035
    Abstract: The present invention is related to processes for preparing ruxolitinib, or a salt thereof, and related synthetic intermediates related thereto.
    Type: Application
    Filed: August 17, 2021
    Publication date: February 24, 2022
    Inventors: Jiacheng Zhou, Shili Chen, Pingli Liu, David J. Meloni, James M. Parks, Yongchun Pan, Naijing Su, Michael Xia
  • SALTS AND PROCESSES OF PREPARING A PI3K INHIBITOR
    Publication number: 20220024934
    Abstract: The present application provides processes for preparing (R)-4-(3-((S)-1-(4-amino-3-methyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)-5-chloro-2-ethoxy-6-fluorophenyl)pyrrolidin-2-one, which is useful as an inhibitor phosphoinositide 3-kinase-delta (PI3K?), as well as a salt form and intermediates related thereto.
    Type: Application
    Filed: July 1, 2021
    Publication date: January 27, 2022
    Inventors: Lei Qiao, Lingkai Weng, Chongsheng Eric Shi, David Meloni, Qiyan Lin, Michael Xia, Vaqar Sharief, William Frietze, Zhongjiang Jia, Yongchun Pan, Pingli Liu, Tai-Yuen Yue, Jiacheng Zhou
  • Processes for Preparing Jak Inhibitors and Related Intermediate Compounds
    Publication number: 20210253584
    Abstract: The present invention is related to processes for preparing chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines of Formula III, and related synthetic intermediate compounds. The chiral substituted pyrazolyl pyrrolo[2,3-d]pyrimidines are useful as inhibitors of the Janus Kinase family of protein tyrosine kinases (JAKs) for treatment of inflammatory diseases, myeloproliferative disorders, and other diseases.
    Type: Application
    Filed: February 16, 2021
    Publication date: August 19, 2021
    Inventors: Jiacheng Zhou, Pingli Liu, Qiyan Lin, Brian W. Metcalf, David Meloni, Yongchun Pan, Michael Xia, Mei Li, Tai-Yuen Yue, James D. Rodgers, Haisheng Wang
  • SALTS OF A PIM KINASE INHIBITOR
    Publication number: 20210155605
    Abstract: The present invention relates to salt forms of the Pim kinase inhibitor N-{(7R)-4-[(3R,4R,5S)-3-amino-4-hydroxy-5-methylpiperidin-1-yl]-7-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-3-yl}-6-(2,6-difluorophenyl)-5-fluoropyridine-2-carboxamide, including methods of preparation thereof, and intermediates in the preparation thereof, where the compound is useful in the treatment of Pim kinase-related diseases such as cancer.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 27, 2021
    Inventors: Zhongjiang Jia, Ganfeng Cao, Qiyan Lin, Yongchun Pan, Lei Qiao, Vaqar Sharief, Chongsheng Eric Shi, Michael Xia, Changsheng Zheng, Jiacheng Zhou, Qun Li
  • CRYSTALLINE FORMS OF A FGFR INHIBITOR AND PROCESSES FOR PREPARING THE SAME
    Publication number: 20200270245
    Abstract: The present disclosure relates to solid forms of N-{[2?-(2,6-difluoro-3,5-dimethoxyphenyl)-3?-oxo-2?,3?-dihydro-1?H-spiro[cyclopropane-1,4?-[2,7]naphthyridin]-6?-yl]methyl}acrylamide, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the FGFR-associated or mediated diseases such as cancer.
    Type: Application
    Filed: February 6, 2020
    Publication date: August 27, 2020
    Inventors: Yongchun Pan, Chongsheng Eric Shi, Ming Tao, Wayne Han, Michael Xia, Dengjin Wang, Zhongjiang Jia, Jiacheng Zhou, Qun Li
  • CRYSTALLINE FORMS OF A FGFR INHIBITOR AND PROCESSES FOR PREPARING THE SAME
    Publication number: 20190055237
    Abstract: The present disclosure relates to solid forms of N-{[2?-(2,6-difluoro-3,5-dimethoxyphenyl)-3?-oxo-2?,3?-dihydro-1?H-spiro[cyclopropane-1,4?-[2,7]naphthyridin]-6?-yl]methyl}acrylamide, methods of preparation thereof, and intermediates in the preparation thereof, which are useful in the treatment of the FGFR-associated or mediated diseases such as cancer.
    Type: Application
    Filed: May 25, 2018
    Publication date: February 21, 2019
    Inventors: Yongchun Pan, Chongsheng Eric Shi, Ming Tao, Wayne Han, Michael Xia, Dengjin Wang, Zhongjiang Jia, Jiacheng Zhou, Qun Li
  • PROCESSES OF PREPARING A JAK1 INHIBITOR AND NEW FORMS THERETO
    Publication number: 20180099978
    Abstract: This invention relates to processes for preparing a JAK1 inhibitor having Formula Ia: as well as new forms of the inhibitor.
    Type: Application
    Filed: September 22, 2017
    Publication date: April 12, 2018
    Inventors: Jiacheng Zhou, Pingli Liu, Shili Chen, Yongzhong Wu, Dengjin Wang, Zhongjiang Jia, Lei Qiao, William Frietze, Michael Xia, Yingrui Dai