Patents by Inventor Petr Vachal

Petr Vachal 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: 20220378916
    Abstract: The present invention relates to pegylated amino acid compounds of Formula I: and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3A, R3B and n are as defined herein. The present invention also relates to compositions which comprise a pegylated amino acid compound of the invention or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, in combination with a high concentration of an active biological ingredient (ABI). In embodiments of the invention, the ABI is an anti-PD-1 antibody or antigen binding fragment thereof that specifically binds human programmed death receptor 1 (PD-1). The invention further relates to methods for lowering the viscosity of an aqueous solution of a pharmaceutical composition comprising adding a compound of the invention to the solution.
    Type: Application
    Filed: June 29, 2022
    Publication date: December 1, 2022
    Applicant: Merck Sharp & Dohme LLC
    Inventors: Lin Chu, Nathalie Y. Toussaint, Dong Xiao, Petr Vachal, Ramesh S. Kashi, Annette Bak
  • Publication number: 20200206350
    Abstract: The present invention relates to pegylated amino acid compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein X, R1, R2, R3A, R3B and n are as defined herein. The present invention also relates to compositions which comprise a pegylated amino acid compound of the invention or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier, in combination with a high concentration of an active biological ingredient (ABI). In embodiments of the invention, the ABI is an anti-PD-1 antibody or antigen binding fragment thereof that specifically binds human programmed death receptor 1 (PD-1). The invention further relates to methods for lowering the viscosity of an aqueous solution of a pharmaceutical composition comprising adding a compound of the invention to the solution.
    Type: Application
    Filed: August 31, 2018
    Publication date: July 2, 2020
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Lin Chu, Nathalie Y. Toussaint, Dong Xiao, Petr Vachal, Ramesh S. Kashi, Annette Bak
  • Patent number: 10450335
    Abstract: Compounds of Formula I: I and their pharmaceutically acceptable salts are useful for the inhibition of HIV reverse transcriptase. The compounds may also be useful for the prophylaxis or treatment of infection by HIV and in the prophylaxis, delay in the onset or progression, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antiviral agents, immunomodulators, antibiotics or vaccines.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: October 22, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Wenlang Fu, Zhiqiang Guo, Ning Qi, Izzat T. Raheem, Petr Vachal, Ming Wang, John D. Schreier
  • Publication number: 20180362563
    Abstract: Compounds of Formula I: I and their pharmaceutically acceptable salts are useful for the inhibition of HIV reverse transcriptase. The compounds may also be useful for the prophylaxis or treatment of infection by HV and in the prophylaxis, delay in the onset or progression, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antiviral agents, immunomodulators, antibiotics or vaccines.
    Type: Application
    Filed: December 12, 2016
    Publication date: December 20, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Wenlang Fu, Zhiqiang Guo, Ning Qi, Izzat T. Raheem, Petr Vachal, Ming Wang, John D. Schreier
  • Publication number: 20180230166
    Abstract: The invention provides compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein D1, D2, D3, X, Y, A1, A2, R1, R5 and the subscript a are as described herein.
    Type: Application
    Filed: July 8, 2016
    Publication date: August 16, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick Shao, Revathi Reddy Katipally, Petr Vachal, Jayanth Thiruvellore Thatai, Sujit Kumar Sarkar
  • Patent number: 10011572
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein D1, D2 and D3 are each N, CH, or substituted CH, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: July 3, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick Shao, Feng Ye, Petr Vachal, Jayanth Thiruvellore Thatal
  • Patent number: 9981970
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein X is —C(?O) or —S(O)2—, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: May 29, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jian Liu, Pengcheng Patrick Shao, Arto K. Krikorian, Petr Vachal
  • Publication number: 20180065999
    Abstract: Compounds of Formula I: and their pharmaceutically acceptable salts are useful for the inhibition of HIV reverse transcriptase. The compounds may also be useful for the prophylaxis or treatment of infection by HIV and in the prophylaxis, delay in the onset or progression, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antiviral agents, immunomodulators, antibiotics or vaccines.
    Type: Application
    Filed: September 25, 2017
    Publication date: March 8, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Petr Vachal, Izzat Raheem, Zhiqiang Guo, Timothy John Hartingh
  • Patent number: 9822138
    Abstract: Compounds of Formula I: and their pharmaceutically acceptable salts are useful for the inhibition of HIV reverse transcriptase. The compounds may also be useful for the prophylaxis or treatment of infection by HIV and in the prophylaxis, delay in the onset or progression, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antiviral agents, immunomodulators, antibiotics or vaccines.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: November 21, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Petr Vachal, Izzat Raheem, Zhiqiang Guo, Timothy John Hartingh
  • Patent number: 9717714
    Abstract: Compounds having the structure of Formula (I), including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and may be useful for raising HDL-cholesterol and reducing LDL-cholesterol in human patients and for treating or preventing atherosclerosis. The chemical compounds that are disclosed cholesterol ester transfer protein (CETP) and are expected to have utility in raising HDL-C, lowering LDL-C, and in the treatment and prevention of atherosclerosis.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: August 1, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Debra Ondeyka, Xiaoxia Qian, Petr Vachal, Sriram Tyagarajan, Cameron J. Smith, Hong Li, Jianming Bao
  • Publication number: 20170210715
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein D1, D2 and D3 are each N, CH, or substituted CH, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Application
    Filed: July 24, 2015
    Publication date: July 27, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick Shao, Feng Ye, Petr Vachal, Jayanth Thiruveliore Thatal
  • Patent number: 9688630
    Abstract: 3,3?-Disubstituted indoline compounds, including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: June 27, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jonathan E. Wilson, Petr Vachal, Ravi Kurukulasuriya
  • Patent number: 9663534
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein X is (CH2) or O, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis:
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: May 30, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick Shao, Feng Ye, Petr Vachal
  • Publication number: 20170044192
    Abstract: Compounds of Formula I: and their pharmaceutically acceptable salts are useful for the inhibition of HIV reverse transcriptase. The compounds may also be useful for the prophylaxis or treatment of infection by HIV and in the prophylaxis, delay in the onset or progression, and treatment of AIDS. The compounds and their salts can be employed as ingredients in pharmaceutical compositions, optionally in combination with other antiviral agents, immunomodulators, antibiotics or vaccines.
    Type: Application
    Filed: August 8, 2016
    Publication date: February 16, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Petr Vachal, Izzat Raheem, Zhiqiang Guo, Timothy John Hartingh
  • Publication number: 20160355474
    Abstract: 3,3?-Disubstituted indoline compounds, including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Application
    Filed: October 6, 2014
    Publication date: December 8, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: JONATHAN E. WILSON, Petr Vachal, Ravi Kurukulasuriya
  • Publication number: 20160318950
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein X is (CH2) or O, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis:
    Type: Application
    Filed: December 12, 2014
    Publication date: November 3, 2016
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick SHAO, Feng YE, Petr VACHAL
  • Publication number: 20160185784
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, wherein X is —C(?O) or —S(O)2—, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Application
    Filed: July 28, 2014
    Publication date: June 30, 2016
    Inventors: JIAN LIU, Pengchen Patrick Shao, Arto K. Krikorian, Petr Vachal
  • Patent number: 9353101
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and may be useful for raising HDL-cholesterol and reducing LDL-cholesterol in human patients and for treating or preventing atherosclerosis.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: May 31, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: John J. Acton, III, Feng Ye, Petr Vachal, Deyou Sha, James F. Dropinski, Lin Chu, Debra Ondeyka, Alexander J. Kim, Vincent J. Colandrea, Yi Zang, Fengqi Zhang, Guizhen Dong
  • Patent number: 9346825
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: May 24, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Pengcheng Patrick Shao, Wanying Sun, Revathi Reddy Katipally, Petr Vachal, Feng Ye, Jian Liu, Deyou Sha
  • Patent number: 9221834
    Abstract: Compounds having the structure of Formula I, including pharmaceutically acceptable salts of the compounds, are CETP inhibitors and are useful for raising HDL-cholesterol, reducing LDL-cholesterol, and for treating or preventing atherosclerosis. In the compound of Formula I, A3 is a substituted phenyl group or indanyl group. Formula (I).
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: December 29, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Zhijian Lu, Yi-Heng Chen, Cameron Smith, Hong Li, Christopher F. Thompson, Julianne Hunt, Florida Kallashi, Ramzi Sweis, Peter Sinclair, Samantha E. Adamson, Guizhen Dong, Debra L. Ondeyka, Xiaoxia Qian, Wanying Sun, Petr Vachal, Kake Zhao