Patents by Inventor Michael Man-chu Lo

Michael Man-chu Lo 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: 11339156
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: May 24, 2022
    Assignees: Merck Sharp & Dohme Corp., MSD R&D (China) Co., Ltd.
    Inventors: John J. Acton, III, Jianming Bao, Qiaolin Deng, Melissa Egbertson, Ronald Ferguson, II, Xiaolei Gao, Scott Timothy Harrison, Timothy J. Henderson, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Meng Na, Michael T. Rudd, Oleg B. Selyutin, David M. Tellers, Ling Tong, Fengqi Zhang, Takao Suzuki
  • Patent number: 11319298
    Abstract: The present invention is directed to heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: May 3, 2022
    Assignees: Merck Sharp & Dohme Corp., MSD R&D (China) Co., Ltd.
    Inventors: Jianming Bao, Ronald Ferguson, Xiaolei Gao, Scott Harrison, Sandra L. Knowles, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Jeffrey W. Shubert
  • Patent number: 11230556
    Abstract: The present invention is directed to 6,5-fused heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: January 25, 2022
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Xiaolei Gao, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Debra L. Ondeyka
  • Publication number: 20210395224
    Abstract: The present invention is directed to cinnolinyl and quinolinyl pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: October 24, 2019
    Publication date: December 23, 2021
    Applicants: Merck Sharp & Dohme Corp., MSD R&D (China) Co. LTD.
    Inventors: John J. Acton, III, Melissa Egbertson, Xiaolei Gao, Scott T. Harrison, Timothy J. Henderson, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Zhaoyang Meng, James Mulhearn, Vanessa L. Rada, Jeffrey W. Schubert, Oleg B. Selyutin, David M. Tellers, Ling Tong, Fengqi Zhang, Jianming Bao, Chunsing Li
  • Publication number: 20210380580
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: June 22, 2018
    Publication date: December 9, 2021
    Applicants: Merck Sharp & Dohme Corp., MSD R&D (CHINA) CO., LTD.
    Inventors: John J. ACTON, III, Jianming BAO, Qiaolin DENG, Melissa EGBERTSON, Ronald FERGUSON, II, Xiaolei GAO, Scott Timothy HARRISON, Timothy J. HENDERSON, Sandra L. KNOWLES, Chunsing LI, Michael Man-Chu LO, Robert D. MAZZOLA, Jr., Meng NA, Michael T. RUDD, Oleg B. Selyutin, David M. TELLERS, Ling TONG, Fengqi ZHANG, Takao SUZUKI
  • Patent number: 11149036
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: October 19, 2021
    Assignees: MSD R&D (China) Co., Ltd., Merck Sharp & Dohme Corp.
    Inventors: John J. Acton, III, Jianming Bao, Qiaolin Deng, Melissa Egbertson, Ronald Ferguson, II, Xiaolei Gao, Scott Timothy Harrison, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Zhaoyang Meng, Meng Na, Michael T. Rudd, Oleg Selyutin, David M. Tellers, Ling Tong, Fengqi Zhang
  • Patent number: 11046714
    Abstract: The present invention is directed to 2,2-difluorodioxolo compounds that are antagonists of A2A receptor. The present invention is also directed to uses of the 2,2-difluorodioxolo compounds described herein in the potential treatment or prevention of neurological disorders and diseases in which A2A receptor are involved. The present invention is also directed to pharmaceutical compositions comprising these compounds and to uses of these pharmaceutical compositions in the prevention or treatment of such diseases in which A2A receptors are involved.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: June 29, 2021
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Ali Amjad, Gioconda V. Gallo, Timothy J. Henderson, Rongze Kuang, Yeon-Hee Lim, Michael Man-Chu Lo, Edward Metzger, Manuel de Lera Ruiz, Andrew Stamford, Paul Tempest, Brent Whitehead, Heping Wu
  • Patent number: 10981902
    Abstract: The present invention is directed to 5-(pyridine-3-yl)oxaxole compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: April 20, 2021
    Assignees: Merck Sharp & Dohme Corp., Merck MSD (R&D) China Co., LTD.
    Inventors: Jianming Bao, Timothy J. Henderson, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Meng Na, Michael T. Rudd, David M. Tellers, Ling Tong
  • Publication number: 20210069288
    Abstract: Disclosed are compounds of Formula A, or a pharmaceutically acceptable salt thereof: where A, X, R1, and R2 are as defined herein, which compounds have properties for antagonizing PCSK9. Also described are pharmaceutical formulations comprising the compounds of Formula I or their salts, and methods of treating cardiovascular disease and conditions related to PCSK9 activity, e.g. atherosclerosis, hypercholesterolemia, coronary heart disease, metabolic syndrome, acute coronary syndrome, or related cardiovascular disease and cardiometabolic conditions.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 11, 2021
    Inventors: Hubert Josien, Abbas Walji, Harold B. Wood, Fa-Xiang Ding, Jian Liu, Thomas Joseph Tucker, Michael Man-Chu Lo, Liangqin Guo
  • Patent number: 10933056
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: March 2, 2021
    Assignees: Merck Sharp & Dohme Corp., MSD R&D (China) Co. Ltd.
    Inventors: John J. Acton, III, Jianming Bao, Melissa Egbertson, Xiaolei Gao, Scott T. Harrison, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Zhaoyang Meng, Michael T. Rudd, Oleg B. Selyutin, David M. Tellers, Ling Tong, Jenny Miu-Chun Wai
  • Patent number: 10836775
    Abstract: The present invention is directed to 6,6-fused heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: November 17, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Xiaolei Gao, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Ling Tong
  • Patent number: 10822338
    Abstract: The present invention is directed to compounds of generic formula (I): or pharmaceutically acceptable salts thereof that are believed to be useful as an A2A-receptor antagonist. The invention is further directed to methods of treating a patient (preferably a human) for diseases or disorders in which the A2A-receptor is involved. The invention further involves use of the compounds as an A2A-receptor antagonist and/or inhibitor for the preparation of a medicament for the treatment and/or prevention of diseases associated with inhibiting the receptor, which includes central nervous system disorders such as Parkinson's disease. The invention is also directed to pharmaceutical compositions which include an effective amount of a compound of formula (I), or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, and the use of the compounds and pharmaceutical compositions of the invention in the treatment of such diseases.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: November 3, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Xianhai Huang, Yeon-Hee Lim, Rongze Kuang, Heping Wu, Rajan Anand, Younong Yu, Edward Metzger, Michael Man-Chu Lo, Pauline C. Ting, Andrew W. Stamford, Paul Tempest
  • Publication number: 20200207758
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: June 22, 2018
    Publication date: July 2, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: John J. ACTON, III, Jianming BAO, Qiaolin DENG, Melissa EGBERTSON, Ronald FERGUSON, II, Xiaolei GAO, Scott Timothy HARRISON, Sandra L. KNOWLES, Chunsing LI, Michael Man-Chu LO, Robert D. MAZZOLA, Jr., Zhaoyang MENG, Meng NA, Michael T. RUDD, Oleg SELYUTIN, David M. TELLERS, Ling TONG, Fengqi ZHANG
  • Publication number: 20200109137
    Abstract: The present invention is directed to 5-(pyridine-3-yl)oxaxole compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: June 22, 2018
    Publication date: April 9, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Jianming BAO, Timothy J. HENDERSON, Chunsing LI, Michael Man-Chu LO, Robert D. Mazzola, Jr., Meng NA, Michael T. RUDD, David M. TELLERS, Ling TONG
  • Publication number: 20200095261
    Abstract: The present invention is directed to 6,5-fused heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: December 18, 2017
    Publication date: March 26, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Xiaolei GAO, Sandra L. KNOWLES, Chunsing LI, Michael Man-Chu LO, Robert D. MAZZOLA, JR., Debra L. ONDEYKA
  • Publication number: 20200069671
    Abstract: The present invention is directed to pyrazol-4-yl-pyridine compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: November 5, 2019
    Publication date: March 5, 2020
    Applicants: Merck Sharp & Dohme Corp., MSD R & D (China) Co., Ltd.
    Inventors: John J. Acton, III, Jianming Bao, Melissa Egbertson, Xiaolei Gao, Scott T. Harrison, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, JR., Zhaoyang Meng, Michael T. Rudd, Oleg B. Selyutin, David M. Tellers, Ling Tong, Jenny Miu-Chun Wai
  • Publication number: 20190315762
    Abstract: The present invention is directed to 6,6-fused heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: December 18, 2017
    Publication date: October 17, 2019
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Xiaolei GAO, Sandra L. KNOWLES, Chunsing LI, Michael Man-Chu LO, Robert D. MAZZOLA, Jr., Ling TONG
  • Publication number: 20190315708
    Abstract: The present invention is directed to heteroarylpiperidine ether compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Application
    Filed: December 18, 2017
    Publication date: October 17, 2019
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Jianming BAO, Ronald FERGUSON, Xiaolei GAO, Scott HARRISON, Sandra L. KNOWLES, Michael Man-Chu LO, Robert D. Mazzola, Jr., Jeffrey W. Shubert
  • Patent number: 10351564
    Abstract: The present invention is directed to 6,7-dihydro-5H-pyrrolo[3,4-b]pyridine-5-one compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: July 16, 2019
    Assignee: Merck Sharop & Dohme, Corp.
    Inventors: Xiaolei Gao, Sandra L. Knowles, Michael Man-Chu Lo, Robert D. Mazzola, Jr.
  • Patent number: 10329289
    Abstract: The present invention is directed to 6,7-dihydro-5H-pyrrolo[3,4-b]pyridine-5-one compounds which are allosteric modulators of the M4 muscarinic acetylcholine receptor. The present invention is also directed to uses of the compounds described herein in the potential treatment or prevention of neurological and psychiatric disorders and diseases in which M4 muscarinic acetylcholine receptors are involved. The present invention is also directed to compositions comprising these compounds. The present invention is also directed to uses of these compositions in the potential prevention or treatment of such diseases in which M4 muscarinic acetylcholine receptors are involved.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: June 25, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jianming Bao, Xiaolei Gao, Sandra L. Knowles, Chunsing Li, Michael Man-Chu Lo, Robert D. Mazzola, Jr., Debra L. Ondeyka, Andrew W. Stamford, Fengqi Zhang