Patents by Inventor Wenyuan Qian
Wenyuan Qian 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).
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Patent number: 10246429Abstract: 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, A7, and each of Ra, Rb, R1, R2, R3, R8 R9 and R10 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? 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.Type: GrantFiled: August 4, 2016Date of Patent: April 2, 2019Assignee: AMGEN INC.Inventors: Jennifer R. Allen, Albert Amegadzie, Matthew P. Bourbeau, James A. Brown, Ning Chen, Michael J. Frohn, Longbin Liu, Qingyian Liu, Liping H. Pettus, Wenyuan Qian, Corey M. Reeves, Aaron C. Siegmund
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Publication number: 20180222876Abstract: 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, A7, and each of Ra, Rb, R1, R2, R3, R8 R9 and R10 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? 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.Type: ApplicationFiled: August 4, 2016Publication date: August 9, 2018Applicant: AMGEN INC.Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, James A. BROWN, Ning CHEN, Michael J. FROHN, Longbin LIU, Qingyian LIU, Liping H. PETTUS, Wenyuan QIAN, Corey M. REEVES, Aaron C. SIEGMUND
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Publication number: 20170267673Abstract: 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, and 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: ApplicationFiled: November 17, 2016Publication date: September 21, 2017Applicant: AMGEN INC.Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, James A. BROWN, Jian J. CHEN, Yuan CHENG, Michael J. FROHN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Longbin LIU, Qingyian LIU, Jonathan D. LOW, Vu Van MA, James R. MANNING, Ana Elena MINATTI, Thomas T. NGUYEN, Nobuko NISHIMURA, Mark H. NORMAN, Liping H. PETTUS, Alexander J. PICKRELL, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Aaron C. SIEGMUND, Markian M. STEC, Ryan D. WHITE, Qiufen XUE
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Patent number: 9663476Abstract: The present invention provides compounds that are glycine transporter 1 (hereinafter referred to as GlyT-1) inhibitors and are therefore useful for the treatment of diseases treatable by inhibition of GlyT1 such as cognitive disorders associated with Schizophrenia, ADHD (attention deficit hyperactivity disorder), MCI (mild cognitive impairment), and the like. Also provided are pharmaceutical compositions containing such compounds and processes for preparing such compounds.Type: GrantFiled: April 29, 2014Date of Patent: May 30, 2017Assignee: AMGEN INC.Inventors: Stephen A. Hitchcock, Albert Amegadzie, Wenyuan Qian, Xiaoyang Xia, Scott S. Harried
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Patent number: 9611261Abstract: 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: GrantFiled: November 4, 2015Date of Patent: April 4, 2017Assignee: 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
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Patent number: 9550762Abstract: 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, and 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: GrantFiled: August 5, 2015Date of Patent: January 24, 2017Assignee: Amgen, Inc.Inventors: Jennifer R. Allen, Albert Amegadzie, Matthew P. Bourbeau, James A. Brown, Jian J. Chen, Yuan Cheng, Michael J. Frohn, Angel Guzman-Perez, Paul E. Harrington, Longbin Liu, Qingyian Liu, Jonathan D. Low, Vu Van Ma, James Manning, Ana Elena Minatti, Thomas T. Nguyen, Nobuko Nishimura, Mark H. Norman, Liping H. Pettus, Alexander J. Pickrell, Wenyuan Qian, Shannon Rumfelt, Robert M. Rzasa, Aaron C. Siegmund, Markian M. Stec, Ryan D. White, Qiufen Xue
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Patent number: 9493459Abstract: Azetidine and piperidine compounds of formula (I): as defined in the specification, compositions containing them, and processes for preparing such compounds and intermediates thereof. Provided herein also are methods of treating cognitive disorders or diseases treatable by inhibition of PDE10, such as Huntington's Disease, schizophrenia, bipolar disorder, obsessive-compulsive disorder, and the like.Type: GrantFiled: March 1, 2016Date of Patent: November 15, 2016Assignee: AMGEN INC.Inventors: Jennifer R. Allen, Jian J. Chen, Michael J. Frohn, Matthew R. Kaller, Qingyian Liu, Thomas T. Nguyen, Alexander J. Pickrell, Wenyuan Qian, Robert M. Rzasa, Wenge Zhong
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Publication number: 20160280695Abstract: 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: ApplicationFiled: November 4, 2015Publication date: September 29, 2016Applicant: 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
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Publication number: 20160176874Abstract: Azetidine and piperidine compounds of formula (I): as defined in the specification, compositions containing them, and processes for preparing such compounds and intermediates thereof. Provided herein also are methods of treating cognitive disorders or diseases treatable by inhibition of PDE10, such as Huntington's Disease, schizophrenia, bipolar disorder, obsessive-compulsive disorder, and the like.Type: ApplicationFiled: March 1, 2016Publication date: June 23, 2016Inventors: Jennifer R. ALLEN, Jian J. CHEN, Michael J. FROHN, Matthew R. KALLER, Qingyian LIU, Thomas T. NGUYEN, Alexander J. PICKRELL, Wenyuan QIAN, Robert M. RZASA, Wenge ZHONG
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Patent number: 9303028Abstract: Azetidine and piperidine compounds of formula (I): as defined in the specification, compositions containing them, and processes for preparing such compounds and intermediates thereof. Provided herein also are methods of treating cognitive disorders or diseases treatable by inhibition of PDE10, such as Huntington's Disease, schizophrenia, bipolar disorder, obsessive-compulsive disorder, and the like.Type: GrantFiled: January 31, 2014Date of Patent: April 5, 2016Assignee: AMGEN INC.Inventors: Jennifer R. Allen, Jian J. Chen, Michael J. Frohn, Matthew R. Kaller, Qingyian Liu, Thomas T. Nguyen, Alexander J. Pickrell, Wenyuan Qian, Robert M. Rzasa, Wenge Zhong
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Patent number: 9296734Abstract: 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: GrantFiled: February 27, 2014Date of Patent: March 29, 2016Assignee: Amgen Inc.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
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Publication number: 20160046618Abstract: 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, and 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: ApplicationFiled: August 5, 2015Publication date: February 18, 2016Applicant: AMGEN INC.Inventors: Jennifer R. ALLEN, Albert AMEGADZIE, Matthew P. BOURBEAU, James A. BROWN, Jian J. CHEN, Yuan CHENG, Michael J. FROHN, Angel GUZMAN-PEREZ, Paul E. HARRINGTON, Longbin LIU, Qingyian LIU, Jonathan D. LOW, Vu Van MA, James MANNING, Ana Elena MINATTI, Thomas T. NGUYEN, Nobuko NISHIMURA, Mark H. NORMAN, Liping H. PETTUS, Alexander J. PICKRELL, Wenyuan QIAN, Shannon RUMFELT, Robert M. RZASA, Aaron C. SIEGMUND, Markian M. STEC, Ryan D. WHITE, Qiufen XUE
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Patent number: 9174992Abstract: Heterobicyclic compounds of Formula (I): or a pharmaceutically-acceptable salt, tautomer, or stereoisomer thereof, as defined in the specification, and compositions containing them, and processes for preparing such compounds. Provided herein also are methods of treating disorders or diseases treatable by inhibition of PDE10, such as obesity, non-insulin dependent diabetes, schizophrenia, bipolar disorder, obsessive-compulsive disorder, Huntington's Disease, and the like.Type: GrantFiled: February 28, 2013Date of Patent: November 3, 2015Assignee: Amgen Inc.Inventors: Jennifer R. Allen, Albert Amegadzie, Kristin L. Andrews, James Brown, Jian J. Chen, Ning Chen, Essa Hu Harrington, Qingyian Liu, Thomas T. Nguyen, Alexander J. Pickrell, Wenyuan Qian, Shannon Rumfelt, Robert M. Rzasa, Chester Chenguang Yuan, Wenge Zhong
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Publication number: 20150307457Abstract: The present invention provides compounds that are glycine transporter 1 (hereinafter referred to as GlyT-1) inhibitors and are therefore useful for the treatment of diseases treatable by inhibition of GlyT1 such as cognitive disorders associated with Schizophrenia, ADHD (attention deficit hyperactivity disorder), MCI (mild cognitive impairment), and the like. Also provided are pharmaceutical compositions containing such compounds and processes for preparing such compounds.Type: ApplicationFiled: April 29, 2014Publication date: October 29, 2015Applicant: AMGEN INC.Inventors: Stephen A. Hitchcock, Albert Amegadzie, Wenyuan Qian, Xiaoyang Xia, Scott S. Harried
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Publication number: 20150252011Abstract: 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: ApplicationFiled: April 21, 2015Publication date: September 10, 2015Inventors: 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
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Patent number: 9085576Abstract: 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: GrantFiled: March 6, 2014Date of Patent: July 21, 2015Assignee: 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
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Patent number: 8883782Abstract: 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: GrantFiled: March 14, 2011Date of Patent: November 11, 2014Assignee: 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
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Publication number: 20140275058Abstract: 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: ApplicationFiled: March 6, 2014Publication date: September 18, 2014Inventors: 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
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Publication number: 20140249104Abstract: 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: ApplicationFiled: February 27, 2014Publication date: September 4, 2014Inventors: 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
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Publication number: 20140148435Abstract: Azetidine and piperidine compounds of formula (I): as defined in the specification, compositions containing them, and processes for preparing such compounds and intermediates thereof. Provided herein also are methods of treating cognitive disorders or diseases treatable by inhibition of PDE10, such as Huntington's Disease, schizophrenia, bipolar disorder, obsessive-compulsive disorder, and the like.Type: ApplicationFiled: January 31, 2014Publication date: May 29, 2014Applicant: AMGEN INC.Inventors: Jennifer R. Allen, Jian J. Chen, Michael J. Frohn, Matthew R. Kaller, Qingyian Liu, Thomas T. Nguyen, Alexander J. Pickrell, Wenyuan Qian, Robert M. Rzasa, Wenge Zhong