Patents by Inventor Qingyian Liu

Qingyian Liu 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).

  • Publication number: 20240124442
    Abstract: Described herein are novel PRMT5 inhibitors of Formula I and pharmaceutically acceptable salts thereof, as well as the pharmaceutical compositions thereof. Compounds of the present invention are useful for inhibiting PRMT5 activity and may have use in treating proliferative, metabolic and blood disorders.
    Type: Application
    Filed: February 3, 2022
    Publication date: April 18, 2024
    Applicant: AMGEN INC.
    Inventors: Albert AMEGADZIE, Diane Jennifer BEYLKIN, Shon BOOKER, Matthew Paul BOURBEAU, John R. BUTLER, Kevin Lloyd GREENMAN, Todd J. KOHN, Kexue LI, Qingyian LIU, Ana Elena MINATTI, Primali Vasundera NAVARATNE, Liping H. PETTUS, Rene RAHIMOFF, Hui-Ling WANG, Nicholas Anthony WEIRES
  • Publication number: 20240101570
    Abstract: Described herein are compounds of Formula (I) and pharmaceutically acceptable salts thereof, as well as pharmaceutical compositions thereof. Compounds of the present invention are useful for inhibiting PRMT5 activity and may have use in treating proliferative, such as cancer, metabolic and blood disorders. Compounds of Formula (I) have the following structure of Formula (I).
    Type: Application
    Filed: November 22, 2021
    Publication date: March 28, 2024
    Inventors: Albert AMEGADZIE, Diane Jennifer BEYLKIN, Shon BOOKER, Matthew Paul BOURBEAU, John R. BUTLER, Sanne Ormholt Schroder GLAD, Todd J. KOHN, Brian Alan LANMAN, Kexue LI, Qingyian LIU, Patricia LOPEZ, Francesco MANONI, Primali Vasundera NAVARATNE, Liping H. PETTUS, Rene RAHIMOFF, Nuria A. TAMAYO, Mikkel VESTERGAARD, Hui-Ling WANG, Nicholas Anthony WEIRES
  • Publication number: 20230159510
    Abstract: Described herein are compounds of Formula I and pharmaceutically acceptable salt thereof, stereoisomers, tautomers as well as pharmaceutical compositions thereof. Compounds of the present invention are useful for inhibiting PRMT5 activity and may have use in treating proliferative, metabolic and blood disorders.
    Type: Application
    Filed: February 11, 2021
    Publication date: May 25, 2023
    Applicant: AMGEN INC.
    Inventors: Jennifer Rebecca ALLEN, Albert AMEGADZIE, Diane Jennifer BEYLKIN, Shon BOOKER, Matthew Paul BOURBEAU, John R. BUTLER, Michael J. FROHN, Sanne Ormholt Schroder GLAD, Birgitte Weinreich HUSEMOEN, Matthew R. KALLER, Todd J. KOHN, Brian Alan LANMAN, Kexue LI, Qingyian LIU, Patricia LOPEZ, Vu Van MA, Francesco MANONI, Jose MEDINA, Ana Elena MINATTI, Jorge PEIRO CADAHIA, Liping PETTUS, Alexander J. PICKRELL, Ian SARVARY, Nuria A. TAMAYO, Mikkel VESTERGAARD
  • Patent number: 11548903
    Abstract: The present disclosure provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula (I): (Formula (I)) wherein variables X, Y, R2, R3, R4, R5, R6, and n of Formula (I) are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: January 10, 2023
    Assignee: Amgen Inc.
    Inventors: Jennifer R. Allen, Matthew P. Bourbeau, Ning Chen, Qingyian Liu, Liping H. Pettus, Aaron C. Siegmund
  • Publication number: 20220106293
    Abstract: Compounds of formula (I): as defined herein, and synthetic intermediates thereof, which are capable of modulating KIF18A protein thereby influencing the process of cell cycle and cell proliferation to treat cancer and cancer-related diseases. The invention also includes pharmaceutical compositions, including the compounds, and methods of treating disease states related to the activity of KIF18A.
    Type: Application
    Filed: December 14, 2021
    Publication date: April 7, 2022
    Applicant: AMGEN INC.
    Inventors: Nuria A. TAMAYO, Abhisek BANERJEE, James Alexander BROWN, Michael J FROHN, Jian Jeffrey CHEN, Kexue LI, Qingyian LIU, Jonathan Dante LOW, Vu MA, Liping H. PETTUS, Mary Catherine WALTON, Ana Elena MINATTI, Matthew Paul BOURBEAU, Lei JIA
  • Publication number: 20220073504
    Abstract: Compounds of formula (I): (I), as defined herein, and synthetic intermediates thereof, which are capable of modulating KIF18A protein thereby influencing the process of cell cycle and cell proliferation to treat cancer and cancer-related diseases. The invention also includes pharmaceutical compositions, including the compounds, and methods of treating disease states related to the activity of KIF18A.
    Type: Application
    Filed: December 20, 2019
    Publication date: March 10, 2022
    Applicant: AMGEN INC.
    Inventors: NURIA A TAMAYO, ABHISEK BANERJEE, JAMES ALEXANDER BROWN, MICHAEL J FROHN, JIAN JEFFREY CHEN, KEXUE LI, QINGYIAN LIU, JONATHAN DANTE LOW, VU MA, LIPING H PETTUS, MARY CATHERINE WALTON, ANA ELENA MINATTI, MATTHEW PAUL BOURBEAU, LEI JIA, THOMAS T NGUYEN, NOBUKO NISHIMURA, QIUFEN MAY XUE, JOHN GORDON ALLEN
  • Publication number: 20210171529
    Abstract: The present disclosure provides compounds useful for the inhibition of Delta-5 Desaturase (“D5D”). The compounds have a general Formula 1: wherein the variables of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, uses of the compounds, and compositions for treatment of, for example, a metabolic or cardiovascular disorder. Further, the disclosure provides intermediates useful in the synthesis of compounds of Formula I.
    Type: Application
    Filed: November 24, 2020
    Publication date: June 10, 2021
    Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, Ning CHEN, Clifford GOODMAN, Giulia LATTANZI, Iain LINGARD, Qingyian LIU, Jonathan D. LOW, Vu Van MA, Ana E. MINATTI, Alfonso POZZAN, Corey REEVES, Aaron C. SIEGMUND, Sabrina TASSINI, Federica TONELLI, Mary WALTON
  • Patent number: 11021493
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A, X, R2, R2?, R3, R4, R5, R6, and R7 of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: June 1, 2021
    Assignee: Amgen Inc.
    Inventors: Jennifer R. Allen, Matthew P. Bourbeau, James A. Brown, Ning Chen, Michael J. Frohn, Zice Fu, Longbin Liu, Qingyian Liu, Liping H. Pettus, Wenyuan Qian, Corey Reeves, Aaron C. Siegmund
  • Patent number: 10947223
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: (insert Formula I structure) wherein variables W, X, Y, R2, R2?, R3, R4, R5, R6, and R7 of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to beta amyloid (A?) plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: March 16, 2021
    Assignee: Amgen Inc.
    Inventors: Jennifer R. Allen, Matthew P. Bourbeau, Ning Chen, Michael J. Frohn, Paul E. Harrington, Qingyian Liu, Corey Reeves
  • Patent number: 10889579
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables R1, R1?, R2, R2?, R3, R4, R5, R6, R7, and b of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: January 12, 2021
    Assignee: Amgen Inc.
    Inventors: Matthew P. Bourbeau, Paul E. Harrington, Qingyian Liu
  • Publication number: 20200239441
    Abstract: Compounds of formula (I): as defined herein, and synthetic intermediates thereof, which are capable of modulating KIF18A protein thereby influencing the process of cell cycle and cell proliferation to treat cancer and cancer-related diseases. The invention also includes pharmaceutical compositions, including the compounds, and methods of treating disease states related to the activity of KIF18A.
    Type: Application
    Filed: December 20, 2019
    Publication date: July 30, 2020
    Applicant: AMGEN INC.
    Inventors: Nuria A. TAMAYO, Abhisek BANERJEE, James Alexander BROWN, Michael J. FROHN, Jian Jeffrey CHEN, Kexue LI, Qingyian LIU, Jonathan Dante LOW, Vu MA, Liping H. PETTUS, Mary Catherine WALTON, Ana Elena MINATTI, Matthew Paul BOURBEAU, Lei JIA
  • Publication number: 20200231601
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A, X, R2, R2?, R3, R4, R5, R6, and R7 of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Application
    Filed: December 13, 2017
    Publication date: July 23, 2020
    Applicant: AMGEN INC.
    Inventors: Jennifer R. ALLEN, Matthew P. BOURBEAU, James A. BROWN, Ning CHEN, Michael J. FROHN, Zice FU, Longbin LIU, Qingyian LIU, Liping H. PETTUS, Wenyuan QIAN, Corey REEVES, Aaron C. SIEGMUND
  • Publication number: 20200207747
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: (insert Formula I structure) wherein variables W, X, Y, R2, R2?, R3, R4, R5, R6, and R7 of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to beta amyloid (A?) plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Application
    Filed: December 13, 2017
    Publication date: July 2, 2020
    Applicant: AMGEN INC.
    Inventors: Jennifer R. ALLEN, Matthew P. BOURBEAU, Ning CHEN, Michael J. FROHN, Paul E. HARRINGTON, Qingyian LIU, Corey REEVES
  • Publication number: 20200199153
    Abstract: The present disclosure provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula (I): (Formula (I)) wherein variables X, Y, R2, R3, R4, R5, R6, and n of Formula (I) are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Application
    Filed: December 13, 2017
    Publication date: June 25, 2020
    Applicant: AMGEN INC.
    Inventors: Jennifer R. ALLEN, Matthew P. BOURBEAU, Ning CHEN, Qingyian LIU, Liping H. PETTUS, Aaron C. SIEGMUND
  • Publication number: 20200062743
    Abstract: The present disclosure provides a class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: (see Formula I structure) wherein variables R1, R1?, R2, R2?, R3, R4, R5, R6, R7, and b of Formula I are defined herein. This disclosure also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, and other central nervous system conditions.
    Type: Application
    Filed: December 13, 2017
    Publication date: February 27, 2020
    Applicant: AMGEN INC.
    Inventors: Matthew P. BOURBEAU, Paul E. HARRINGTON, Qingyian LIU
  • Patent number: 10246429
    Abstract: The present invention provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A4, A5, A6, A7, and each of Ra, Rb, R1, R2, R3, R8 R9 and R10 of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, schizophrenia and other central nervous system conditions.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: April 2, 2019
    Assignee: AMGEN INC.
    Inventors: Jennifer R. Allen, Albert Amegadzie, Matthew P. Bourbeau, James A. Brown, Ning Chen, Michael J. Frohn, Longbin Liu, Qingyian Liu, Liping H. Pettus, Wenyuan Qian, Corey M. Reeves, Aaron C. Siegmund
  • Publication number: 20180222876
    Abstract: The present invention provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A4, A5, A6, A7, and each of Ra, Rb, R1, R2, R3, R8 R9 and R10 of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A? plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, schizophrenia and other central nervous system conditions.
    Type: Application
    Filed: August 4, 2016
    Publication date: August 9, 2018
    Applicant: AMGEN INC.
    Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, James A. BROWN, Ning CHEN, Michael J. FROHN, Longbin LIU, Qingyian LIU, Liping H. PETTUS, Wenyuan QIAN, Corey M. REEVES, Aaron C. SIEGMUND
  • Publication number: 20170267673
    Abstract: The present invention provides a new class of compounds useful for the modulation of beta-secretase enzyme (BACE) activity. The compounds have a general Formula I: wherein variables A4, A5, A6, A8, and each of Ra, Rb, R1, R2, R3 and R7 of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and uses of the compounds and compositions for treatment of disorders and/or conditions related to A-beta plaque formation and deposition, resulting from the biological activity of BACE. Such BACE mediated disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairments, schizophrenia and other central nervous system conditions. The invention further provides compounds of Formulas II and III, and sub-formula embodiments thereof, intermediates and methods for preparing compounds of the invention.
    Type: Application
    Filed: November 17, 2016
    Publication date: September 21, 2017
    Applicant: AMGEN INC.
    Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, James A. BROWN, Jian J. CHEN, Yuan CHENG, Michael J. FROHN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Longbin LIU, Qingyian LIU, Jonathan D. LOW, Vu Van MA, James R. MANNING, Ana Elena MINATTI, Thomas T. NGUYEN, Nobuko NISHIMURA, Mark H. NORMAN, Liping H. PETTUS, Alexander J. PICKRELL, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Aaron C. SIEGMUND, Markian M. STEC, Ryan D. WHITE, Qiufen XUE
  • Patent number: 9725469
    Abstract: The present invention comprises a new class of compounds useful for the modulation of Beta-secretase enzyme activity and for the treatment of Beta-secretase mediated diseases, including Alzheimer's disease (AD) and related conditions. In one embodiment, the compounds have a general Formula I wherein A1, A2, A3, A4, A5, A6, L, R2, R7, X, Y and Z of Formula I are defined herein. The invention also includes use of these compounds in pharmaceutical compositions for treatment, prophylactic or therapeutic, of disorders and conditions related to the activity of beta-secretase protein. Such disorders include, for example, Alzheimer's Disease, cognitive deficits, cognitive impairment, schizophrenia and other central nervous system conditions related to and/or caused by the formation and/or deposition of plaque on the brain. The invention also comprises further embodiments of Formula I, intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: August 8, 2017
    Assignee: Amgen, Inc.
    Inventors: Ryan White, Oleg Epstein, Jason B. Human, Xiao Mei Zheng, Yuan Cheng, Kelvin Sham, Qingyian Liu, Ning Chen
  • Patent number: 9718803
    Abstract: Unsaturated nitrogen heterocyclic compounds of formula (I): as defined in the specification, compositions containing them, and processes for preparing such compounds. Provided herein also are methods of treating disorders or diseases treatable by inhibition of PDE10, such as obesity, Huntington's Disease, non-insulin dependent diabetes, schizophrenia, bipolar disorder, obsessive-compulsive disorder, and the like.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: August 1, 2017
    Assignee: Amgen Inc.
    Inventors: Jennifer R. Allen, Jian J. Chen, Michael J. Frohn, Essa Hu Harrington, Qingyian Liu, Alexander J. Pickrell, Shannon Rumfelt, Robert M. Rzasa, Wenge Zhong