Patents by Inventor Kelvin K. C. Sham

Kelvin K. C. 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).

  • Patent number: 8952037
    Abstract: Heteroaryloxycarbocyclyl 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, Huntington's Disease, bipolar disorder, obsessive-compulsive disorder, and the like.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: February 10, 2015
    Assignee: Amgen Inc.
    Inventors: Jennifer R. Allen, Michael J. Frohn, Paul E. Harrington, Essa Hu, Alexander J. Pickrell, Robert M. Rzasa, Kelvin K. C. Sham
  • Patent number: 8314131
    Abstract: The present invention comprises a new class of compounds useful for modulating the activity of p38 MAP kinase. The compounds have a general Formula I wherein A1, A2, A3, A4, A5, A6, R1 and R5 are defined herein. The invention further provides pharmaceutical compositions including one or more compounds of Formula I, use of such compounds and compositions for treatment of p38 MAP kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammatory disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: September 19, 2008
    Date of Patent: November 20, 2012
    Assignee: Amgen Inc.
    Inventors: Liping H. Pettus, Kelvin K. C. Sham, Andrew Tasker, Shimin Xu
  • Patent number: 8101612
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of p38 kinase mediated diseases and related inflammatory conditions. The compounds have a general Formula II wherein L1, L2, R1a, R1b, R1c, R2, R3, R3a, R4, R5 and p are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, uses of such compounds and compositions for treatment of p38 kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammation disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: January 24, 2012
    Assignee: Amgen Inc.
    Inventors: Andrew Tasker, Dawei Zhang, Liping H. Pettus, Rob M. Rzasa, Kelvin K. C. Sham, Shimin Xu, Partha Chakrabarti
  • Publication number: 20110306591
    Abstract: Heteroaryloxycarbocyclyl 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, Huntington's Disease, bipolar disorder, obsessive-compulsive disorder, and the like.
    Type: Application
    Filed: May 11, 2011
    Publication date: December 15, 2011
    Inventors: Jennifer R. Allen, Michael J. Frohn, Paul E. Harrington, Essa Hu, Alexander J. Pickrell, Robert M. Rzasa, Kelvin K. C. Sham
  • Patent number: 7935709
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of pro-inflammatory cytokine mediated diseases, including inflammation and related conditions. The compounds have a general Formula I wherein s, T, R1, R2, R3 and R4 are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, methods of use such as treatment of p38 mediated diseases by administering the compounds of Formula I or compositions including the compounds of Formula I, and intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: May 3, 2011
    Assignee: Amgen Inc.
    Inventors: Fang-Tsao Hong, Kelvin K. C. Sham, Seifu Tadesse, Andrew Tasker
  • Patent number: 7842685
    Abstract: The present invention relates to compounds of Formula (I): that are have activity as S1P receptor modulating agents, more specifically to specifically compounds that are S1P1 receptor agonists. The invention also related to the use of such compounds to treat diseases associated with inappropriate S1P1 receptor activity such as autoimmune diseases.
    Type: Grant
    Filed: June 18, 2009
    Date of Patent: November 30, 2010
    Assignee: Amgen Inc.
    Inventors: Victor J. Cee, Michael J. Frohn, Brian Alan Lanman, Susana C. Neira, Anthony B. Reed, Kelvin K. C. Sham
  • Publication number: 20100292234
    Abstract: The present invention comprises a new class of compounds useful for modulating the activity of p38 MAP kinase. The compounds have a general Formula I wherein A1, A2, A3, A4, A5, A6, R1 and R5 are defined herein. The invention further provides pharmaceutical compositions including one or more compounds of Formula I, use of such compounds and compositions for treatment of p38 MAP kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammatory disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Application
    Filed: September 19, 2008
    Publication date: November 18, 2010
    Applicant: Amgen Inc.
    Inventors: Liping H. Pettus, Kelvin K.C. Sham, Andrew Tasker, Shimin Xu
  • Patent number: 7759337
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of protein kinase mediated diseases, including inflammation and related conditions. The compounds have a general Formula I wherein B, R1, R2, R3, R4 and R5 are d.efined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, uses of such compounds and compositions for treatment of kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammation disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: March 2, 2006
    Date of Patent: July 20, 2010
    Assignee: Amgen Inc.
    Inventors: Andrew Tasker, Dawei Zhang, Guo-Qiang Cao, Partha Pratim Chakrabarti, James Richard Falsey, Bradley J. Herberich, Randall W. Hungate, Liping H. Pettus, Anthony Reed, Robert M. Rzasa, Kelvin K. C. Sham, Maya C. Thaman, Shimin Xu
  • Patent number: 7700593
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of protein kinase mediated diseases, including inflammation and related conditions. The compounds have a general Formula I wherein A, B, R1, R2, R3 and R4 are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, uses of such compounds and compositions for treatment of P38 map kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammation disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Grant
    Filed: October 5, 2007
    Date of Patent: April 20, 2010
    Assignee: Amgen Inc.
    Inventors: Dawei Zhang, Andrew Tasker, Kelvin K. C. Sham, Partha Pratim Chakrabarti, James Richard Falsey, Bradley J. Herberich, Liping H. Pettus, Robert M. Rzasa
  • Publication number: 20100029611
    Abstract: The present invention relates to compounds of Formula (I): that are have activity as S1P receptor modulating agents, more specifically to specifically compounds that are S1P1 receptor agonists. The invention also related to the use of such compounds to treat diseases associated with inappropriate S1P1 receptor activity such as autoimmune diseases.
    Type: Application
    Filed: June 18, 2009
    Publication date: February 4, 2010
    Applicant: Amgen Inc.
    Inventors: Victor J. Cee, Michael J. Frohn, Brian Alan Lanman, Susana C. Neira, Anthony B. Reed, Kelvin K.C. Sham
  • Patent number: 7582631
    Abstract: The present invention relates to therapeutic diazobicyclo pyridines and their use in the treatment of arthritis, rheumatoid arthritis, psoriatic arthritis or osteoarthritis, organ transplant, acute transplant or heterograft and homograft rejection, ischemic and reperfusion injury, transplantation tolerance induction, multiple sclerosis, inflammatory bowel disease, ulcerative colitis, Crohn's disease, lupus, graft vs.
    Type: Grant
    Filed: January 11, 2005
    Date of Patent: September 1, 2009
    Assignee: Amgen Inc.
    Inventors: Celia Dominguez, Anthony Reed, Kelvin K. C. Sham, Maya C. Thaman
  • Publication number: 20090149468
    Abstract: The present invention relates to therapeutic diazobicyclo pyridines and their use in the treatment of arthritis, rheumatoid arthritis, psoriatic arthritis or osteoarthritis, organ transplant, acute transplant or heterograft and homograft rejection, ischemic and reperfusion injury, transplantation tolerance induction, multiple sclerosis, inflammatory bowel disease, ulcerative colitis, Crohn's disease, lupus, graft vs.
    Type: Application
    Filed: February 4, 2009
    Publication date: June 11, 2009
    Applicant: Amgen Inc.
    Inventors: Guo-Qiang Cao, Jian J. Chen, Celia Dominguez, Anthony Reed, Kelvin K.C. Sham, Maya C. Thaman, Dawei Zhang, Bradley J. Herberich
  • Publication number: 20080161303
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of protein kinase mediated diseases, including inflammation and related conditions. The compounds have a general Formula I wherein A, B, R1, R2, R3 and R4 are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, uses of such compounds and compositions for treatment of P38 map kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammation disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Application
    Filed: October 5, 2007
    Publication date: July 3, 2008
    Applicant: Amgen Inc.
    Inventors: Dawei Zhang, Andrew Tasker, Kelvin K.C. Sham, Partha Pratim Chakrabarti, James Richard Falsey, Bradley J. Herberich, Liping H. Pettus, Robert M. Rzasa
  • Publication number: 20080119468
    Abstract: The present invention comprises a new class of compounds useful for the prophylaxis and treatment of protein kinase mediated diseases, including inflammation and related conditions. The compounds have a general Formula I wherein A1, A2, B, R1, R2, R3 and R4 are defined herein. The invention also comprises pharmaceutical compositions including one or more compounds of Formula I, uses of such compounds and compositions for treatment of kinase mediated diseases including rheumatoid arthritis, psoriasis and other inflammation disorders, as well as intermediates and processes useful for the preparation of compounds of Formula I.
    Type: Application
    Filed: September 4, 2007
    Publication date: May 22, 2008
    Applicant: Amgen Inc.
    Inventors: Andrew Tasker, Dawei Zhang, Liping H. Pettus, Rob M. Rzasa, Kelvin K.C. Sham, Shimin Xu, Partha Chakrabarti
  • Patent number: 7026326
    Abstract: The present invention relates to compounds having the general formula or a pharmaceutically acceptable salt thereof, wherein R1 is a saturated or unsaturated 5-, 6- or 7-membered, ring containing 0, 1, 2 or 3 atoms selected from N, O and S, wherein the ring may be fused with a benzo group, and is substituted by 0, 1 or 2 oxo groups, and wherein R1 is additionally substituted; and R2 is a substituted C1-6alkyl. Also included is a method of prophylaxis or treatment of inflammation, rheumatoid arthritis, Pagets disease, osteoporosis, multiple myeloma, uveititis, acute or chronic myelogenous leukemia, pancreatic ? cell destruction, osteoarthritis, rheumatoid spondylitis, gouty arthritis, inflammatory bowel disease, adult respiratory distress syndrome (ARDS), psoriasis, Crohn's disease, allergic rhinitis, ulcerative colitis, anaphylaxis, contact dermatitis, asthma, muscle degeneration, cachexia, Reiter's syndrome, type I diabetes, type II diabetes, bone resorption diseases, graft vs.
    Type: Grant
    Filed: May 13, 2003
    Date of Patent: April 11, 2006
    Assignee: Amgen Inc.
    Inventors: Guo-Qiang Cao, Celia Dominguez, Martin H. Goldberg, Fang-Tsao Hong, Kelvin K. C. Sham, Seifu Tadesse, Nuria A. Tamayo, Kurt E. Weiler, Dawei Zhang, Hongyu Liao
  • Patent number: 6967254
    Abstract: The present invention relates to compounds having the general formula or a pharmaceutically acceptable salt thereof. Also included is a method of prophylaxis or treatment of inflammation, rheumatoid arthritis, Pagets disease, osteoporosis, multiple myeloma, uveititis, acute or chronic myelogenous leukemia, pancreatic ? cell destruction, osteoarthritis, rheumatoid spondylitis, gouty arthritis, inflammatory bowel disease, adult respiratory distress syndrome (ARDS), psoriasis, Crohn's disease, allergic rhinitis, ulcerative colitis, anaphylaxis, contact dermatitis, asthma, muscle degeneration, cachexia, Reiter's syndrome, type I diabetes, type II diabetes, bone resorption diseases, graft vs.
    Type: Grant
    Filed: September 8, 2003
    Date of Patent: November 22, 2005
    Assignee: Amgen Inc.
    Inventors: Celia Dominguez, Dawei Zhang, Kelvin K. C. Sham, Guo-Qiang Cao