Patents by Inventor Yuanxi Zhou

Yuanxi Zhou 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).

  • Selective glycosidase inhibitors and uses thereof
    Patent number: 8901087
    Abstract: The invention is directed to compounds for selectively inhibiting glycosidases, uses of the compounds and pharmaceutical compositions including the compounds, and methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, and/or accumulation or deficiency of O-GlcNAc.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: December 2, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jiang Chang, Kun Liu, Ernest J. McEachern, Changwei Mu, Harold G. Selnick, Feng Shi, David J. Vocadlo, Yaode Wang, Zhongyong Wei, Yuanxi Zhou, Yongbao Zhu
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140296205
    Abstract: The invention provides compounds with enhanced permeability for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: June 27, 2012
    Publication date: October 2, 2014
    Applicants: MERCK SHARP & DOHME CORP., ALECTOS THERAPEUTICS INC.
    Inventors: Tong-Shuang Li, Ernest J. Mceachern, David J. Vocadlo, Yuanxi Zhou, Yongbao Zhu, Harold G. Selnick
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140275022
    Abstract: The invention provides compounds for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: June 27, 2012
    Publication date: September 18, 2014
    Applicants: MERCK SHARP & DOHME CORP., ALECTOS THERAPEUTICS INC.
    Inventors: Tong-Shuang Li, Ernest J. Mceachern, David J. Vocadlo, Yuanxi Zhou, Yongbao Zhu, Harold G. Selnick
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140213584
    Abstract: The invention provides compounds for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: November 8, 2011
    Publication date: July 31, 2014
    Applicants: Merck Sharp & Dohme Corp., Alectos Therapeutics Inc.
    Inventors: Craig A. Coburn, Kun Liu, Ernest J. McEachern, Changwei Mu, Harold G. Selnick, David J. Vocadlo, Yaode Wang, Zhongyong Wei, Yuanxi Zhou
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140206665
    Abstract: The invention is directed to compounds for selectively inhibiting glycosidases, uses of the compounds and pharmaceutical compositions including the compounds, and methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, and/or accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: August 10, 2012
    Publication date: July 24, 2014
    Applicants: Alectos Therapeutics Inc., Merck Sharp & Dohme Corp.
    Inventors: Harold G. Selnick, Kun Liu, Ernest J. McEachern, Yuanxi Zhou, Yongbao Zhu
  • Chemokine receptor binding heterocyclic compounds with enhanced efficacy
    Patent number: 8778967
    Abstract: The invention relates to heterocyclic compounds consisting of a core nitrogen atom surrounded by three pendant groups, wherein two of the three pendant groups are preferably benzimidazolyl methyl and tetrahydroquinolyl, and the third pendant group contains N and optionally contains additional rings. The compounds bind to chemokine receptors, including CXCR4 and CCR5, and demonstrate protective effects against infection of target cells by a human immunodeficiency virus (HIV).
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: July 15, 2014
    Assignee: Genzyme Corporation
    Inventors: Gary Bridger, Renato T Skelj, Al Kaller, Curtis Harwig, David Bogucki, Trevor R Wilson, Jason B Crawford, Ernest J McEachern, Bem Atsma, Siqiao Nan, Yuanxi Zhou, Dominique Schols, Christopher Dennis Smith, Maria R Di Fluri
  • BISARYLSULFONE AND DIALKYLARYLSULFONE COMPOUNDS AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20140113898
    Abstract: The invention relates to bisarylsulfone and dialkylarylsulfone compounds (e.g., compounds according to any of Formulas (I)-(IX) or compounds (1)-(227) of Tables 4 and 5) useful in treating conditions associated with calcium channel function, and particularly conditions associated with N-type calcium channel activity. The invention also relates to pharmaceutical compositions that include these bisarylsulfone compounds, as well methods for the treatment of conditions such as cardiovascular disease, epilepsy, cancer and pain.
    Type: Application
    Filed: November 4, 2011
    Publication date: April 24, 2014
    Applicant: Zalicus Pharmaceuticals Ltd.
    Inventors: Hassan A. Pajouhesh, Richard Holland, Yuanxi Zhou, Yongbao Zhu, Michael Edward Grimwood, Navjot Chahal
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140107044
    Abstract: The invention provides compounds for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: March 16, 2012
    Publication date: April 17, 2014
    Applicants: Merck Sharp & Dohme Corp., Alectos Therapeutics Inc.
    Inventors: Ernest J. McEachern, David J. Vocadlo, Yuanxi Zhou, Craig A. Coburn, Kun Liu, Harold G. Selnick
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140088028
    Abstract: The invention provides compounds of formula (I) with substituents as specified in Claim 1 for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceuticals compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to over-expression of O-GlcNAcase or accumulation of O-GlcNac.
    Type: Application
    Filed: March 20, 2012
    Publication date: March 27, 2014
    Inventors: Ramesh Kaul, Ernest J. McEachern, David J. Vocadlo, Yuanxi Zhou, Kun Liu, Harold G. Selnick, Zhongyong Wei, Changwei Mu, Yaode Wang, Xiaona Wang
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140018309
    Abstract: The invention provides compounds with enhanced permeability for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: December 21, 2011
    Publication date: January 16, 2014
    Applicants: MERCK SHARP & DOHME CORP., ALECTOS THERAPEUTICS, INC.
    Inventors: Ramesh Kaul, Ernest J. Mceachern, Changwei Mu, Harold G. Selnick, David J. Vocadlo, Yaode Wang, Zhongyong Wei, Yuanxi Zhou, Yongbao Zhu
  • N-PIPERIDINYL ACETAMIDE DERIVATIVES AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20140011996
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted T-type calcium channel activity are disclosed. Specifically, a series of compounds containing N-piperidinyl acetamide derivatives as shown in formula (1).
    Type: Application
    Filed: August 29, 2013
    Publication date: January 9, 2014
    Applicant: Zalicus Pharmaceuticals Ltd.
    Inventors: Hassan Pajouhesh, Ramesh Kaul, Yanbing Ding, Yongbao Zhu, Lingyun Zhang, Nagasree Chakka, MIchael Edward Grimwood, Jason Tan, Yuanxi Zhou
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20140005191
    Abstract: The invention provides compounds for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: November 9, 2011
    Publication date: January 2, 2014
    Applicants: Merck Sharp & Dohme Corp., Alectos Therapeutics Inc.
    Inventors: Craig A. Coburn, Kun Liu, Ernest J. McEacher, Changwei Mu, Harold G. Selnick, David J. Vocadlo, Yaode Wang, Zhongyong Wei, Yuanxi Zhou
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20130296301
    Abstract: The invention is directed to compounds for selectively inhibiting glycosidases, uses of the compounds and pharmaceutical compositions including the compounds, and methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, and/or accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: November 8, 2011
    Publication date: November 7, 2013
    Inventors: Jiang Chang, Kun Liu, Ernest J. McEachern, Changwei Mu, Harold G. Selnick, Feng Shi, David J. Vocadlo, Yaode Wang, Zhongyong Wei, Yuanxi Zhou, Yongbao Zhu
  • N-piperidinyl acetamide derivatives as calcium channel blockers
    Patent number: 8569344
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted T-type calcium channel activity are disclosed. Specifically, a series of compounds containing N-piperidinyl acetamide derivatives as shown in formula (1).
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: October 29, 2013
    Assignee: Zalicus Pharmaceuticals Ltd.
    Inventors: Hassan Pajouhesh, Ramesh Kaul, Yanbing Ding, Yongbao Zhu, Lingyun Zhang, Nagasree Chakka, Mike Grimwood, Jason Tan, Yuanxi Zhou
  • SELECTIVE GLYCOSIDASE INHIBITORS AND USES THEREOF
    Publication number: 20130131044
    Abstract: The invention provides compounds of Formula (I) for selectively inhibiting glycosidases, prodrugs of the compounds, and pharmaceutical compositions including the compounds or prodrugs of the compounds. The invention also provides methods of treating diseases and disorders related to deficiency or overexpression of O-GlcNAcase, accumulation or deficiency of O-GlcNAc.
    Type: Application
    Filed: May 10, 2011
    Publication date: May 23, 2013
    Inventors: Tong-Shuang Li, Ernest J. Mceachern, David J. Vocadlo, Yuanxi Zhou, Yongbao Zhu
  • N-PIPERIDINYL ACETAMIDE DERIVATIVES AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20130065926
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted T-type calcium channel activity are disclosed. Specifically, a series of compounds containing N-piperidinyl acetamide derivatives as shown in formula (1).
    Type: Application
    Filed: August 31, 2012
    Publication date: March 14, 2013
    Inventors: Hassan A. PAJOUHESH, Ramesh KAUL, Yanbing DING, Yongbao ZHU, Lingyun ZHANG, Nagasree CHAKKA, Michael Edward GRIMWOOD, Jason TAN, Yuanxi ZHOU
  • N-piperidinyl acetamide derivatives as calcium channel blockers
    Patent number: 8377968
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted T-type calcium channel activity are disclosed. Specifically, a series of compounds containing N-piperidinyl acetamide derivatives as shown in formula (1).
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: February 19, 2013
    Assignee: Zalicus Pharmaceuticals, Ltd.
    Inventors: Hassan Pajouhesh, Ramesh Kaul, Yanbing Ding, Yongbao Zhu, Lingyun Zhang, Nagasree Chakka, Mike Grimwood, Jason Tan, Yuanxi Zhou
  • CHEMOKINE RECEPTOR BINDING HETEROCYCLIC COMPOUNDS WITH ENHANCED EFFICACY
    Publication number: 20120301427
    Abstract: The invention relates to heterocyclic compounds consisting of a core nitrogen atom surrounded by three pendant groups, wherein two of the three pendant groups are preferably benzimidazolyl methyl and tetrahydroquinolyl, and the third pendant group contains N and optionally contains additional rings. The compounds bind to chemokine receptors, including CXCR4 and CCR5, and demonstrate protective effects against infection of target cells by a human immunodeficiency virus (HW).
    Type: Application
    Filed: January 25, 2012
    Publication date: November 29, 2012
    Inventors: Gary BRIDGER, Al KALLER, Curtis HARWIG, Renato SKERLJ, David BOGUCKI, Trevor R. WILSON, Jason CRAWFORD, Ernest J. MCEACHERN, Bem ATSMA, Siqiao NAN, Yuanxi ZHOU, Dominique SCHOLS, Christopher D. SMITH, Maria R. DI FLURI
  • ARYL SULPHONE DERIVATIVES AS CALCIUM CHANNEL BLOCKERS
    Publication number: 20120245137
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted N-type and/or T-type calcium channel activity, are disclosed. Specifically, a series of compounds containing aryl sulphone derivatives, as exemplified by Formula (I).
    Type: Application
    Filed: September 17, 2010
    Publication date: September 27, 2012
    Applicant: Zalicus Pharmaceuticals Ltd.
    Inventors: Hassan A. Pajouhesh, Robert Galemmo, JR., Richard Holland, Yuanxi Zhou, Yongbao Zhu, Eric Simonson, Navjot Chahal, Mike Grimwood
  • SELECTIVE CALCIUM CHANNEL MODULATORS
    Publication number: 20120220564
    Abstract: Methods and compounds effective in ameliorating conditions characterized by unwanted calcium channel activity, particularly unwanted T-type calcium channel activity are disclosed using a series of compounds containing N-acylated cyclic amines linked to an a?l ring as shown in formula (I).
    Type: Application
    Filed: September 17, 2010
    Publication date: August 30, 2012
    Applicant: Zalicus Pharmaceuticals Ltd.
    Inventors: Hassan Pajouhesh, Yongbao Zhu, Yuanxi Zhou, Michael E. Grimwood, Eric Simonson