Patents by Inventor Zhiqi Qi

Zhiqi Qi 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).

  • FUSED TRICYCLIC HETEROCYCLIC COMPOUNDS AS HIV INTEGRASE INHIBITORS
    Publication number: 20210040096
    Abstract: The present invention relates to Fused Tricyclic Heterocyclic Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein R1, R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one Fused Tricyclic Heterocyclic Compound, and methods of using the Fused Tricyclic Heterocyclic Compounds for treating or preventing HIV infection in a subject.
    Type: Application
    Filed: October 27, 2020
    Publication date: February 11, 2021
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Tao Yu, Sherman T. Waddell, Thomas H. Graham, Yonglian Zhang, John A. McCauley, Andrew W. Stamford, Jiaqiang Cai, Zhiqi Qi
  • Piperidine or piperazine linked imidazole and triazole derivatives and methods of use
    Patent number: 10745377
    Abstract: The present invention relates to piperidine or piperazine linked imidazole and triazole derivatives, compositions comprising said compounds, alone or in combination with other drugs, and methods of using the compounds for improving the pharmacokinetics of a drug. The compounds of the invention are useful in human and veterinary medicine for inhibiting CYP3A4 and for improving the pharmacokinetics of a therapeutic compound that is metabolized by CYP3A4.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: August 18, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Coburn, Milana M. Maletic, Yunfu Luo, Zhiqi Qi, Tingting Yu, Richard Soll
  • TrkA kinase inhibitors, compositions and methods thereof
    Patent number: 10556900
    Abstract: The present invention is directed to bicyclic heteroaryl benzamide compounds of formulas (I): which are tropomyos-in-related kinase (Trk) family protein kinase inhibitors, and hence are useful in the treatment of pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: February 11, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Stump, Yi Heng Chen, Ping Liu, Dongfang Meng, Jane Yang Wu, Chun Sing Li, Zhiqi Qi
  • FUSED TRICYCLIC HETEROCYCLIC COMPOUNDS AS HIV INTEGRASE INHIBITORS
    Publication number: 20190322666
    Abstract: The present invention relates to Fused Tricyclic Heterocyclic Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein R1, R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one Fused Tricyclic Heterocyclic Compound, and methods of using the Fused Tricyclic Heterocyclic Compounds for treating or preventing HIV infection in a subject.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 24, 2019
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Tao Yu, Sherman T. Waddell, Thomas H. Graham, Yonglian Zhang, John A. McCauley, Andrew W. Stamford, Jiaqiang Cai, Zhiqi Qi
  • Imidazole derivatives and methods of use thereof for improving the pharmacokinetics of a drug
    Patent number: 9981969
    Abstract: The present invention relates to Imidazole Derivatives of Formula (I), and pharmaceutically acceptable salts thereof, wherein A, B, Y, R1 and R2 are as defined herein. The present invention also relates to compositions comprising at least one Imidazole Derivative, and methods of using the Imidazole Derivatives for inhibiting CYP450 3A. Inhibition of CYP450 3A can be used to improve the pharmacokinetics of a drug that is metabolized by CYP450 3A4.
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: May 29, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Coburn, Milana Maletic, Yunfu Luo, Zhiqi Qi, Chunsing Li, Tingting Yu, Richard Soll
  • Aryl linked imidazole and triazole derivatives and methods of use thereof for improving the pharmacokinetics of a drug
    Patent number: 9975888
    Abstract: The present invention relates to aryl linked imidazole and triazole derivatives, compositions comprising said compounds, alone or in combination with other drugs, and methods of using the compounds for improving the pharmacokinetics of a drug. The compounds of the invention are useful in human and veterinary medicine for inhibiting CYP3A4 and for improving the pharmacokinetics of a therapeutic compound that is metabolized by CYP3A4.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: May 22, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Coburn, Milana M. Maletic, Yunfu Luo, Zhiqi Qi, Chun Sing Li, Tingting Yu
  • TRKA KINASE INHIBITORS, COMPOSITIONS AND METHODS THEREOF
    Publication number: 20180105518
    Abstract: The present invention is directed to bicyclic heteroaryl benzamide compounds of formulas (I): which are tropomyos-in-related kinase (Trk) family protein kinase inhibitors, and hence are useful in the treatment of pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Application
    Filed: April 4, 2016
    Publication date: April 19, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Stump, Yi Heng Chen, Ping Liu, Dongfang Meng, Jane Yang Wu, Chun Sing Li, Zhiqi Qi
  • FUSED TRICYCLIC HETEROCYCLIC COMPOUNDS AS HIV INTEGRASE INHIBITORS
    Publication number: 20180099967
    Abstract: The present invention relates to Fused Tricyclic Heterocyclic Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein R1, R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one Fused Tricyclic Heterocyclic Compound, and methods of using the Fused Tricyclic Heterocyclic Compounds for treating or preventing HIV infection in a subject.
    Type: Application
    Filed: December 13, 2017
    Publication date: April 12, 2018
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Tao Yu, Sherman T. Waddell, Thomas H. Graham, Yonglian Zhang, John A. McCauley, Andrew W. Stamford, Jiaqiang Cai, Zhiqi Qi
  • TrkA kinase inhibitors, compositions and methods thereof
    Patent number: 9862707
    Abstract: The present invention is directed to a bicyclic heteroaryl benzamide compounds of formula (I) which are tropomyosin-related kinase (Trk) family protein kinase inhibitors, and hence are useful in the treatment of pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: January 9, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Helen Mitchell, Harold B. Wood, Chun Sing Li, Qinghua Mao, Zhiqi Qi
  • TrkA kinase inhibitors, compositions and methods thereof
    Patent number: 9815846
    Abstract: The present invention is directed to six membered heteroaryl benzamide compounds of formula (I), which are tropomyosin-related kinase (Trk) family protein kinase inhibitors, and hence are useful in the treatment of pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: November 14, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Helen Mitchell, Mark E. Fraley, Andrew J. Cooke, Craig A. Stump, Yi-Heng Chen, Xu-Fang Zhang, Casey C. McComas, Kathy Schirripa, Melody McWherter, Swati P. Mercer, Kerim Babaoglu, Dongfang Meng, Jane Wu, Ping Liu, Harold B. Wood, Jianming Bao, Chun Sing Li, Qinghua Mao, Zhiqi Qi
  • FUSED TRICYCLIC HETEROCYCLIC COMPOUNDS AS HIV INTEGRASE INHIBITORS
    Publication number: 20170190701
    Abstract: The present invention relates to Fused Tricyclic Heterocyclic Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein R1, R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one Fused Tricyclic Heterocyclic Compound, and methods of using the Fused Tricyclic Heterocyclic Compounds for treating or preventing HIV infection in a subject.
    Type: Application
    Filed: December 22, 2016
    Publication date: July 6, 2017
    Inventors: Tao Yu, Sherman T. Waddell, Thomas H. Graham, Yonglian Zhang, John A. McCauley, Andrew W. Stamford, Jiaqiang Cai, Zhiqi Qi
  • TRKA KINASE INHIBITORS, COMPOSITIONS AND METHODS THEREOF
    Publication number: 20170114071
    Abstract: The present invention is directed to six membered heteroaryl benzamide compounds of formula (I), which are tropomyosin-related kinase (Trk) family protein pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Application
    Filed: March 23, 2015
    Publication date: April 27, 2017
    Applicants: Merck Sharp & Dohme Corp., MSD R & D (China) Co., LTD.
    Inventors: Helen Mitchell, Mark E. Fraley, Andrew J. Cooke, Craig A. Stump, Yi- Heng Chen, Xu-Fang Zhang, Casey C. McComas, Kathy Schirripa, Melody McWherter, Swati P. Mercer, Kerim Babaoglu, Dongfang Meng, Jane Wu, Ping Liu, Harold B. Wood, Jianming Bao, Chun Sing Li, Qinghua Mao, Zhiqi Qi
  • TRKA KINASE INHIBITORS, COMPOSITIONS AND METHODS THEREOF
    Publication number: 20170107204
    Abstract: The present invention is directed to a bicyclic heteroaryl benzamide compounds of formula (I) which are tropomyosin-related kinase (Trk) family protein kinase inhibitors, and hence are useful in the treatment of pain, inflammation, cancer, restenosis, atherosclerosis, psoriasis, thrombosis, a disease, disorder, injury, or malfunction relating to dysmyelination or demyelination or a disease or disorder associated with abnormal activities of nerve growth factor (NGF) receptor TrkA.
    Type: Application
    Filed: March 23, 2015
    Publication date: April 20, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Helen Mitchell, Harold B. Wood, Chun Sing Li, Qinghua Mao, Zhiqi Qi
  • Sulfonamide derivatives and methods of use thereof for improving the pharmacokinetics of a drug
    Patent number: 9556202
    Abstract: The present invention relates to Sulfonamide Derivatives of Formula (I): and pharmaceutically acceptable salts thereof, wherein A, W, X, R1, R2, R3, R4 and R5 are as defined herein. The present invention also relates to compositions comprising at least one Sulfonamide Derivative, and methods of using the Sulfonamide Derivatives for improving the pharmacokinetics of a drug.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: January 31, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Craig A. Coburn, Milana Maletic, Richard Soll, Chunsing Li, Yunfu Luo, Zhiqi Qi
  • ARYL LINKED IMIDAZOLE AND TRIAZOLE DERIVATIVES AND METHODS OF USE THEREOF FOR IMPROVING THE PHARMACOKINETICS OF A DRUG
    Publication number: 20160297809
    Abstract: The present invention relates to aryl linked imidazole and triazole derivatives, compositions comprising said compounds, alone or in combination with other drugs, and methods of using the compounds for improving the pharmacokinetics of a drug. The compounds of the invention are useful in human and veterinary medicine for inhibiting CYP3A4 and for improving the pharmacokinetics of a therapeutic compound that is metabolized by CYP3A4.
    Type: Application
    Filed: November 7, 2014
    Publication date: October 13, 2016
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Craig A. Coburn, Milana M. Maletic, Yunfu Luo, Zhiqi Qi, Chun Sing Li, Tingting Yu
  • PIPERIDINE OR PIPERAZINE LINKED IMIDAZOLE AND TRIAZOLE DERIVATIVES AND METHODS OF USE THEREOF FOR IMPROVING THE PHARMACOKINETICS OF A DRUG
    Publication number: 20160297792
    Abstract: The present invention relates to piperidine or piperazine linked imidazole and triazole derivatives, compositions comprising said compounds, alone or in combination with other drugs, and methods of using the compounds for improving the pharmacokinetics of a drug. The compounds of the invention are useful in human and veterinary medicine for inhibiting CYP3A4 and for improving the pharmacokinetics of a therapeutic compound that is metabolized by CYP3A4.
    Type: Application
    Filed: November 7, 2014
    Publication date: October 13, 2016
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Craig A. Coburn, Milana M. Maletic, Yunfu Luo, Zhiqi Qi, Tingting Yu, Richard Soll
  • IMIDAZOLE DERIVATIVES AND METHODS OF USE THEREOF FOR IMPROVING THE PHARMACOKINETICS OF A DRUG
    Publication number: 20160108048
    Abstract: The present invention relates to Imidazole Derivatives of Formula (I), and pharmaceutically acceptable salts thereof, wherein A, B, Y, R1 and R2 are as defined herein. The present invention also relates to compositions comprising at least one Imidazole Derivative, and methods of using the Imidazole Derivatives for inhibiting CYP450 3A. Inhibition of CYP450 3A can be used to improve the pharmacokinetics of a drug that is metabolized by CYP450 3A4.
    Type: Application
    Filed: June 2, 2014
    Publication date: April 21, 2016
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Craig A. Coburn, Milana Maletic, Yunfu Luo, Zhiqi Qi, Chunsing Li, Tingting Yu, Richard Soll
  • SULFONAMIDE DERIVATIVES AND METHODS OF USE THEREOF FOR IMPROVING THE PHARMACOKINETICS OF A DRUG
    Publication number: 20150197531
    Abstract: The present invention relates to Sulfonamide Derivatives of Formula (I): and pharmaceutically acceptable salts thereof, wherein A, W, X, R1, R2, R3, R4 and R5 are as defined herein. The present invention also relates to compositions comprising at least one Sulfonamide Derivative, and methods of using the Sulfonamide Derivatives for improving the pharmacokinetics of a drug.
    Type: Application
    Filed: June 25, 2013
    Publication date: July 16, 2015
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Craig A. Coburn, Milana Maletic, Richard Soll, Chunsing Li, Yunfu Luo, Zhiqi Qi
  • SULFONAMIDE DERIVATIVES AND METHODS OF USE THEREOF FOR IMPROVING THE PHARMACOKINETICS OF A DRUG
    Publication number: 20140005103
    Abstract: The present invention relates to Sulfonamide Derivatives of Formula (I): and pharmaceutically acceptable salts thereof, wherein A, W, X, R1, R2, R3, R4 and R5 are as defined herein. The present invention also relates to compositions comprising at least one Sulfonamide Derivative, and methods of using the Sulfonamide Derivatives for improving the pharmacokinetics of a drug.
    Type: Application
    Filed: June 25, 2013
    Publication date: January 2, 2014
    Inventors: Craig A. Coburn, Milana Maletic, Richard Soll, Chunsing Li, Yunfu Luo, Zhiqi Qi