Patents by Inventor Kelvin Sham
Kelvin Sham 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: 20210154318Abstract: Methods of treating metabolic diseases and disorders using a composition comprising an antigen binding protein specific for the GIPR polypeptide conjugated to a GLP-1 receptor agonist are provided. In various embodiments the metabolic disease or disorder is type 2 diabetes, obesity, dyslipidemia, elevated glucose levels, elevated insulin levels and diabetic nephropathy. In certain embodiments the composition comprises an antibody or functional fragment thereof comprising a cysteine at one or more conjugation site(s) wherein the GLP-1 receptor agonist is conjugated to the antibody or functional fragment thereof through the side-chain of the cysteine residue.Type: ApplicationFiled: January 15, 2021Publication date: May 27, 2021Inventors: Yuan CHENG, Chawita NETIROJJANAKUL, Jerry Ryan HOLDER, Bin WU, James R. FALSEY, Bradley J. HERBERICH, Kelvin SHAM, Leslie P. MIRANDA, Shu-Chen LU, Murielle VENIENT-ELLISON, Shanaka STANISLAUS, Junming YIE, Jing XU
-
Patent number: 10905772Abstract: Methods of treating metabolic diseases and disorders using a composition comprising an antigen binding protein specific for the GIPR polypeptide conjugated to a GLP-1 receptor agonist are provided. In various embodiments the metabolic disease or disorder is type 2 diabetes, obesity, dyslipidemia, elevated glucose levels, elevated insulin levels and diabetic nephropathy. In certain embodiments the composition comprises an antibody or functional fragment thereof comprising a cysteine at one or more conjugation site(s) wherein the GLP-1 receptor agonist is conjugated to the antibody or functional fragment thereof through the side-chain of the cysteine residue.Type: GrantFiled: January 16, 2018Date of Patent: February 2, 2021Assignee: Amgen Inc.Inventors: Yuan Cheng, Chawita Netirojjanakul, Jerry Ryan Holder, Bin Wu, James R. Falsey, Bradley J. Herberich, Kelvin Sham, Leslie P. Miranda, Shu-Chen Lu, Murielle M. Veniant-Ellison, Shanaka Stanislaus, Junming Yie, Jing Xu
-
Patent number: 10344060Abstract: Disclosed is a composition of matter comprising an isolated polypeptide, which is a peripherally-restricted NaV1.7 inhibitor. In some disclosed embodiments, the isolated polypeptide is an inhibitor of NaV1.7. Other embodiments are conjugated embodiments of the inventive composition of matter and pharmaceutical compositions containing the inventive composition of matter. Isolated nucleic acids encoding some embodiments of inventive polypeptides and expression vectors, and recombinant host cells containing them are disclosed. A method of treating or preventing pain is also disclosed.Type: GrantFiled: March 12, 2014Date of Patent: July 9, 2019Assignee: AMGEN INC.Inventors: Justin K. Murray, Jerry Ryan Holder, Malgorzata Wanska, Christopher M. Tegley, James R. Falsey, Elizabeth M. Doherty, Leslie P. Miranda, Kaustav Biswas, Bin Wu, Kelvin Sham, Jason C. Long
-
Publication number: 20180311372Abstract: Methods of treating metabolic diseases and disorders using a composition comprising an antigen binding protein specific for the GIPR polypeptide conjugated to a GLP-1 receptor agonist are provided. In various embodiments the metabolic disease or disorder is type 2 diabetes, obesity, dyslipidemia, elevated glucose levels, elevated insulin levels and diabetic nephropathy. In certain embodiments the composition comprises an antibody or functional fragment thereof comprising a cysteine at one or more conjugation site(s) wherein the GLP-1 receptor agonist is conjugated to the antibody or functional fragment thereof through the side-chain of the cysteine residue.Type: ApplicationFiled: January 16, 2018Publication date: November 1, 2018Applicant: AMGEN INC.Inventors: Yuan CHENG, Chawita NETIROJJANAKUL, Jerry Ryan HOLDER, Bin WU, James R. FALSEY, Bradley J. HERBERICH, Kelvin SHAM, Leslie P. MIRANDA, Shu-Chen LU, Murielle VENIANT-ELLISON, Shanaka STANISLAUS, Junming YIE, Jing XU
-
Patent number: 9777019Abstract: 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, 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: GrantFiled: February 11, 2016Date of Patent: October 3, 2017Assignee: Amgen Inc.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
-
Patent number: 9725469Abstract: 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: GrantFiled: November 12, 2013Date of Patent: August 8, 2017Assignee: Amgen, Inc.Inventors: Ryan White, Oleg Epstein, Jason B. Human, Xiao Mei Zheng, Yuan Cheng, Kelvin Sham, Qingyian Liu, Ning Chen
-
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
-
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
-
Publication number: 20160159818Abstract: 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, 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: ApplicationFiled: February 11, 2016Publication date: June 9, 2016Applicant: AMGEN INC.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
-
Patent number: 9296759Abstract: 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: GrantFiled: September 21, 2012Date of Patent: March 29, 2016Assignee: Amgen Inc.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: 20160024159Abstract: Disclosed is a composition of matter comprising an isolated polypeptide, which is a peripherally-restricted NaV1.7 inhibitor. In some disclosed embodiments, the isolated polypeptide is an inhibitor of NaV1.7. Other embodiments are conjugated embodiments of the inventive composition of matter and pharmaceutical compositions containing the inventive composition of matter. Isolated nucleic acids encoding some embodiments of inventive polypeptides and expression vectors, and recombinant host cells containing them are disclosed. A method of treating or preventing pain is also disclosed.Type: ApplicationFiled: March 12, 2014Publication date: January 28, 2016Applicant: AMGEN INC.Inventors: Justin K. MURRAY, Jerry Ryan HOLDER, Malgorzata WANSKA, Christopher M. TEGLEY, James R. FALSEY, Elizabeth M. DOHERTY, Leslie P. MIRANDA, Kaustav BISWAS, Bin WU, Kelvin SHAM, Jason C. LONG
-
Publication number: 20150307521Abstract: 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: ApplicationFiled: November 12, 2013Publication date: October 29, 2015Inventors: Ryan WHITE, Oleg EPSTEIN, Jason B. HUMAN, Xiao Mei ZHENG, Yuan CHENG, Kelvin SHAM, Qingyian Liu, Ning CHEN
-
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
-
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
-
Patent number: 8952009Abstract: Chroman compounds and derivatives of Formula I are useful inhibitors of TRPM8. Such compounds are useful in treating a number of TRPM8 mediated disorders and conditions and may be used to prepare medicaments and pharmaceutical compositions useful for treating such disorders and conditions. Examples of such disorders include, but are not limited to, migraines and neuropathic pain. Compounds of Formula I have the following structure: where the definitions of the variables are provided herein.Type: GrantFiled: August 2, 2013Date of Patent: February 10, 2015Assignee: Amgen Inc.Inventors: Kaustav Biswas, Jian J. Chen, Vijay Keshav Gore, Scott Harried, Daniel B. Horne, Matthew R. Kaller, Vu Van Ma, Kelvin Sham, Wenge Zhong
-
Publication number: 20150031668Abstract: Chroman compounds and derivatives of Formula I are useful inhibitors of TRPM8. Such compounds are useful in treating a number of TRPM8 mediated disorders and conditions and may be used to prepare medicaments and pharmaceutical compositions useful for treating such disorders and conditions. Examples of such disorders include, but are not limited to, migraines and neuropathic pain. Compounds of Formula I have the following structure: where the definitions of the variables are provided herein.Type: ApplicationFiled: July 15, 2014Publication date: January 29, 2015Inventors: Kaustav Biswas, Jian J. Chen, Vijay Keshav Gore, Scott Harried, Daniel B. Horne, Matthew R. Kaller, Vu Van Ma, Kelvin Sham, James Brown, Wenge Zhong, Thomas T. Nguyen
-
Publication number: 20140296226Abstract: 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: ApplicationFiled: September 21, 2012Publication date: October 2, 2014Inventors: 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: 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
-
Patent number: 8759532Abstract: Pyridine and pyrimidine compounds, 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, and the like.Type: GrantFiled: November 14, 2012Date of Patent: June 24, 2014Assignee: Amgen Inc.Inventors: Jennifer R. Allen, Kaustav Biswas, Frank Chavez, Jr., Ning Chen, Frenel Fils De Morin, James R. Falsey, Michael J. Frohn, Paul E. Harrington, Daniel B. Home, Essa Hu Harrington, Matthew R. Kaller, Roxanne K. Kunz, Holger Monenschein, Thomas T. Nguyen, Alexander J. Pickrell, Andreas Reichelt, Shannon Rumfelt, Robert M. Rzasa, Kelvin Sham, Guomin Yao
-
Publication number: 20140045855Abstract: Chroman compounds and derivatives of Formula I are useful inhibitors of TRPM8. Such compounds are useful in treating a number of TRPM8 mediated disorders and conditions and may be used to prepare medicaments and pharmaceutical compositions useful for treating such disorders and conditions. Examples of such disorders include, but are not limited to, migraines and neuropathic pain. Compounds of Formula I have the following structure: where the definitions of the variables are provided herein.Type: ApplicationFiled: August 2, 2013Publication date: February 13, 2014Applicant: AMGEN INC.Inventors: Kaustav BISWAS, Jian J. CHEN, Vijay Keshav GORE, Scott HARRIED, Daniel B. HORNE, Matthew R. KALLER, Vu Van MA, Kelvin SHAM, Wenge ZHONG