Patents by Inventor Qiufen Xue

Qiufen Xue 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: 20150252011
    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, 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: April 21, 2015
    Publication date: September 10, 2015
    Inventors: Ana Elena Minatti, Jonathan D. LOW, Jennifer R. ALLEN, Albert AMEGADZIE, James BROWN, Michael J. FROHN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Patricia LOPEZ, Vu Van MA, Nobuko NISHIMURA, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Kelvin SHAM, Adrian L. SMITH, Ryan WHITE, Qiufen XUE
  • Patent number: 9085576
    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, 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: Grant
    Filed: March 6, 2014
    Date of Patent: July 21, 2015
    Assignee: AMGEN INC.
    Inventors: Ana Elena Minatti, Jonathan D. Low, Jennifer R. Allen, Albert Amegadzie, James Brown, Michael J. Frohn, Angel Guzman-Perez, Paul E. Harrington, Patricia Lopez, Vu Van Ma, Nobuko Nishimura, Wenyuan Qian, Shannon Rumfelt, Robert M. Rzasa, Kelvin Sham, Adrian L. Smith, Ryan White, Qiufen Xue
  • Patent number: 8883782
    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 other related conditions. In one embodiment, the compounds have a general Formula I wherein A1, A2, A3, A4, A5, A6, R2, R7, X and Y 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: March 14, 2011
    Date of Patent: November 11, 2014
    Assignee: Amgen Inc.
    Inventors: Yuan Cheng, Ryan White, Albert Amegadzie, James Brown, Alan C. Cheng, Erin F. Dimauro, Thomas Dineen, Oleg Epstein, Vijay Keshav Gore, Jason Brooks Human, Ted Judd, Charles Kreiman, Qingyian Liu, Patricia Lopez, Vu Van Ma, Isaac Marx, Ana Minatti, Hanh Nho Nguyen, Nick A. Paras, Vinod F. Patel, Wenyuan Qian, Matthew Weiss, Qiufen Xue, Xiao Mei Zheng, Wenge Zhong
  • Publication number: 20140296226
    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: Application
    Filed: September 21, 2012
    Publication date: October 2, 2014
    Inventors: Ryan White, Yuan Cheng, Ana Elena Minatti, Bryant Yang, Xiao Mei Zheng, Patricia Lopez, Jason B. Human, Oleg Epstein, Ted Judd, Kelvin Sham, Qiufen Xue
  • Publication number: 20140275058
    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, 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: March 6, 2014
    Publication date: September 18, 2014
    Inventors: Ana Elena MINATTI, Jonathan D. LOW, Jennifer R. ALLEN, Albert AMEGADZIE, James BROWN, Michael J. FROHN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Patricia LOPEZ, Vu Van MA, Nobuko NISHIMURA, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Kelvin SHAM, Adrian L. SMITH, Ryan WHITE, Qiufen XUE
  • Publication number: 20140249104
    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, each of R1 and R2, R3 and R7 of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and corresponding 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 processes and methods useful for the preparation of compounds of Formulas I-III.
    Type: Application
    Filed: February 27, 2014
    Publication date: September 4, 2014
    Inventors: Ana Elena MINATTI, Jonathan D. LOW, Jennifer R. ALLEN, Jian CHEN, Ning CHEN, Yuan CHENG, Ted JUDD, Qingyian LIU, Patricia LOPEZ, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Nuria A. TAMAYO, Qiufen XUE, Bryant YANG, Wenge ZHONG
  • Patent number: 8822485
    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 ring A, B1, B2, B3, L, R1, R4, ring Z, m and p 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 (AD), 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 19, 2010
    Date of Patent: September 2, 2014
    Assignee: Amgen Inc.
    Inventors: Nick A. Paras, Yuan Cheng, Timothy Powers, James Brown, Stephen A. Hitchcock, Ted Judd, Patricia Lopez, Qiufen Xue, Bryant Yang
  • Patent number: 8735384
    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 ring A, B1, B2, B3, L, R1, R2, ring Z, m and n 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 (AD), 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: January 14, 2011
    Date of Patent: May 27, 2014
    Assignee: Amgen Inc.
    Inventors: Nick A. Paras, James Brown, Yuan Cheng, Stephen A. Hitchcock, Ted Judd, Patricia Lopez, Ana Elena Minatti, Thomas Nixey, Timothy Powers, Christopher M. Tegley, Qiufen Xue, Bryant Yang, Wenge Zhong
  • Publication number: 20140107109
    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, R1, R2, R3, R7 and n of Formula I, independently, are defined herein. The invention also provides pharmaceutical compositions comprising the compounds, and corresponding 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 Formula II and sub-formula embodiments thereof, intermediates and processes and methods useful for the preparation of compounds of Formulas I-II.
    Type: Application
    Filed: December 18, 2013
    Publication date: April 17, 2014
    Inventors: Richard T. LEWIS, Jennifer R. ALLEN, Yuan CHENG, Deborah CHOQUETTE, Oleg EPSTEIN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Zihao HUA, Randall W. HUNGATE, Jason Brooks HUMAN, Ted JUDD, Qingyian LIU, Patricia LOPEZ, Ana Elena MINATTI, Philip OLIVIERI, Karina ROMERO, Shannon RUMFELT, Robert M. RZASA, Laurie SCHENKEL, John STELLWAGEN, Ryan WHITE, Qiufen XUE, Xiao ZHENG, Wenge ZHONG
  • Patent number: 8552181
    Abstract: The present invention comprises a new class of compounds useful for the modulation of Beta-secretase activity and for the treatment of diseases, including Alzheimer's disease (AD) and related CNS conditions, mediated thereby. In one embodiment, the compounds have a general Formula I or Formula II wherein R1a-1c, B, R3-5 and W of Formula I, and R1a-1c, R2-5, A1-4, W, X, Z, m and n of Formula II are defined herein. The invention further provides compounds of Formula III and IV and sub-Formulas II-A-II-D and III-A-III-D. The compounds may be used in pharmaceutical compositions for treating, prophylactically or therapeutically, disorders related to the activity of beta-secretase protein, including without limitation, AD, cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: October 8, 2013
    Assignee: Amgen Inc.
    Inventors: Wenge Zhong, Stephen Hitchcock, Vinod F. Patel, Michael Croghan, Thomas Dineen, Scott Harried, Daniel Horne, Ted Judd, Matthew Walker, Charles Kreiman, Patricia Lopez, Holger Monenschein, Thomas Nguyen, Matthew Weiss, Qiufen Xue, Bryant Yang, Russell Graceffa
  • Publication number: 20130072483
    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 R1a, R1b, R1c, B, W, R3, R4 and R5 are defined herein. In another embodiment, the invention provides compounds of general Formula II wherein A1, A2, A3, A4, R1a, R1b, R1c, R2, R4, R5, W, X and Z 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 (AD), cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
    Type: Application
    Filed: March 22, 2012
    Publication date: March 21, 2013
    Applicant: AMGEN INC.
    Inventors: Wenge ZHONG, Stephen Hitchcock, Vinod F. Patel, Michael Croghan, Thomas Dineen, Daniel Horne, Matthew Kaller, Charles Kreiman, Patricia Lopez, Holger Monenschein, Thomas Nguyen, Lewis Pennington, Qiufen Xue, Bryant Yang, Yuan Cheng
  • Publication number: 20130040931
    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 ring A, B1, B2, B3, L, R1, R2, ring Z, m and n 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 (AD), 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: Application
    Filed: January 14, 2011
    Publication date: February 14, 2013
    Applicant: Amgen Inc.
    Inventors: Nick A. Paras, James Brown, Yuan Cheng, Stephen A. Hitchcock, Ted Judd, Patricia Lopez, Ana Elena Minatti, Thomas Nixey, Timothy Powers, Christopher M. Tegley, Qiufen Xue, Bryant Yang, Wenge Zhong
  • Publication number: 20130018064
    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 ring A, B1, B2, B3, L, R1, R4, ring Z, m and p 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 (AD), 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: Application
    Filed: November 19, 2010
    Publication date: January 17, 2013
    Applicant: Amgen Inc.
    Inventors: Nick A. Paras, Yuan Cheng, Timothy Powers, James Brown, Stephen A. Hitchcock, Ted Judd, Patricia Lopez, Qiufen Xue, Bryant Yang
  • Publication number: 20120329830
    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 ring A, B1, B2, B3, L, R1, R4, R5 and m 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 (AD), 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: Application
    Filed: November 19, 2010
    Publication date: December 27, 2012
    Applicant: Amgen Inc.
    Inventors: Yuan Cheng, Timothy Powers, Kate Ashton, James Brown, Scott Harried, Stephen A. Hitchcock, Ted Judd, Patricia Lopez, Thomas Nixey, Nick A. Paras, Steve F. Poon, David J. St. Jean, JR., Qiufen Xue, Wenge Zhong
  • Publication number: 20120220583
    Abstract: The present invention comprises a new class of compounds useful for the modulation of Beta-secretase activity and for the treatment of diseases, including Alzheimer's disease (AD) and related CNS conditions, mediated thereby. In one embodiment, the compounds have a general Formula I or Formula II wherein R1a-1c, B, R3-5 and W of Formula I, and R1a-1c, R2-5, A1-4, W, X, Z, m and n of Formula II are defined herein. The invention further provides compounds of Formula III and IV and sub-Formulas II-A-II-D and III-A-III-D. The compounds may be used in pharmaceutical compositions for treating, prophylactically or therapeutically, disorders related to the activity of beta-secretase protein, including without limitation, AD, cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
    Type: Application
    Filed: March 1, 2012
    Publication date: August 30, 2012
    Applicant: AMGEN INC.
    Inventors: Wenge ZHONG, Stephen HITCHCOCK, Vinod F. PATEL, Michael CROGHAN, Thomas DINEEN, Scott HARRIED, Daniel HORNE, Ted JUDD, Matthew KALLER, Charles KREIMAN, Patricia LOPEZ, Holger MONENSCHEIN, Thomas NGUYEN, Matthew WEISS, Qiufen XUE, Bryant YANG, Russell GRACEFFA
  • Patent number: 8173810
    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 R1a, R1b, R1c, B, W, R3, R4 and R5 are defined herein. In another embodiment, the invention provides compounds of general Formula II wherein A1, A2, A3, A4, R1a, R1b, R1c, R2, R4, R5, W, X and Z 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 (AD), cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: May 8, 2012
    Assignee: Amgen Inc.
    Inventors: Wenge Zhong, Stephen Hitchcock, Vinod F. Patel, Michael Croghan, Thomas Dineen, Daniel Horne, Matthew Kaller, Charles Kreiman, Patricia Lopez, Holger Monenschein, Thomas Nguyen, Lewis Pennington, Qiufen Xue, Bryant Yang, Yuan Cheng
  • Patent number: 8163766
    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 A, B, R3, R4, R5, i and j are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, methods of use for these compounds, including treatment of AD and related diseases, by administering the compound(s) of Formula I, or compositions including them, to a subject. The invention also comprises further embodiments of Formulas II and III, intermediates and processes useful for the preparation of compounds of the invention.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: April 24, 2012
    Assignee: Amgen Inc.
    Inventors: Wenge Zhong, Stephen A. Hitchcock, Vinod F. Patel, Yuan Cheng, Michael Croghan, Randall W. Hungate, Daniel La, Patricia Lopez, Matthew K. Kaller, Holger Monenschein, Thomas Nguyen, Thomas Nixey, Lewis Pennington, Matthew Weiss, Ted Judd, Russell Graceffa, Qiufen Xue, Charles Kreiman, Brian K. Albrecht, Denise Lyn Andersen, Michael Bartberger, James Brown, Ryan Brown, Stuart C. Chaffee, Scott Harried, Craig Masse, Bryant Yang
  • Patent number: 8163909
    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 or Formula II wherein R1a, R1b, R1c, B, R3, R4, R5 and W of Formula I, and R1a, R1b, R1c, R2, R2a, R3, R4, R5, A1, A2, A3, A4, W, X, Z, m and n of Formula II are defined herein. The invention also provides compounds of Formula III, sub-Formulas II-A-II-D, sub-Formulas III-A-III-D and Formula IV. The invention further 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, AD, cognitive deficits and impairment, schizophrenia and other similar central nervous system conditions.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: April 24, 2012
    Assignee: Amgen Inc.
    Inventors: Wenge Zhong, Stephen Hitchcock, Vinod F. Patel, Michael Croghan, Thomas Dineen, Scott Harried, Daniel Horne, Ted Judd, Matthew Kaller, Charles Kreiman, Patricia Lopez, Holger Monenschein, Thomas Nguyen, Matthew Weiss, Qiufen Xue, Bryant Yang
  • Publication number: 20110251190
    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 other related conditions. In one embodiment, the compounds have a general Formula I wherein A1, A2, A3, A4, A5, A6, R2, R7, X and Y 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: Application
    Filed: March 14, 2011
    Publication date: October 13, 2011
    Applicant: Amgen Inc.
    Inventors: Yuan CHENG, Ryan White, Albert Amegadzie, James Brown, Alan C. Cheng, Erin F. Dimauro, Thomas Dineen, Oleg Epstein, Vijay Keshav Gore, Jason Brooks Human, Ted Judd, Charles Kreiman, Qingyian Liu, Patricia Lopez, Vu Van Ma, Isaac Marx, Ana Minatti, Hanh Nho Nguyen, Nick A. Paras, Vinod F. Patel, Wenyuan Qian, Matthew Weiss, Qiufen Xue, Xiao Mei Zheng, Wenge Zhong
  • Patent number: 7973047
    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 A, B, W, R3, R4, R5, i and j are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, methods of use for these compounds, including treatment of AD and related diseases, by administering the compound(s) of Formula I, or compositions including them, to a subject. The invention also comprises further embodiments of Formulas II and III, intermediates and processes useful for the preparation of compounds of the invention.
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: July 5, 2011
    Assignee: Amgen Inc.
    Inventors: Wenge Zhong, Stephen Hitchcock, Brian K. Albrecht, Michael D. Bartberger, James Brown, Ryan Brown, Stuart C. Chaffee, Yuan Cheng, Michael Croghan, Russell Graceffa, Scott Harried, Dean Hickman, Daniel Horne, Randall Hungate, Ted Judd, Matthew Kaller, Charles Kreiman, Daniel La, Patricia Lopez, Craig E. Masse, Thomas Nixey, Vinod F. Patel, Lewis Pennington, Matthew Weiss, Qiufen Xue, Bryant Yang, Holger Monenschein, Thomas Nguyen