Patents by Inventor Feng C. Bi

Feng C. Bi 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: 8119624
    Abstract: The present invention relates to a compound of formula (I): or a pharmaceutically acceptable salt or solvate thereof, wherein: Ring A is (4-12)-membered heterocyclyl; Ring B is a fused benzene ring selected from the group consisting of: Ring A, ring B, ring C, R1, R1a, R2, R3, R4, L2, n, t, w, and z are as defined in the specification. The invention also relates to pharmaceutical compositions comprising the compounds of formula (I) and methods of treating a condition that is mediated by the modulation of glucokinase, the method comprising administering to a mammal an effective amount of a compound of formula (I).
    Type: Grant
    Filed: October 27, 2010
    Date of Patent: February 21, 2012
    Assignee: Pfizer Inc.
    Inventors: Hao Bai, Simon Bailey, Dilip Ramakant Bhumralkar, Feng C. Bi, Fengli Guo, Mingying He, Paul Stuart Humphries, Anthony Lai Ling, Jihong Lou, Seiji Nukui, Ru Zhou
  • Publication number: 20110039821
    Abstract: The present invention relates to a compound of formula (I): or a pharmaceutically acceptable salt or solvate thereof, wherein: Ring A is (4-12)-membered heterocyclyl; Ring B is a fused benzene ring selected from the group consisting of: Ring A, ring B, ring C, R1, R1a, R2, R3, R4, L2, n, t, w, and z are as defined in the specification. The invention also relates to pharmaceutical compositions comprising the compounds of formula (I) and methods of treating a condition that is mediated by the modulation of glucokinase, the method comprising administering to a mammal an effective amount of a compound of formula (I).
    Type: Application
    Filed: October 27, 2010
    Publication date: February 17, 2011
    Inventors: Hao Bai, Simon Bailey, Dilip Ramakant Bhumralkar, Feng C. Bi, Fengli Guo, Mingying He, Paul Stuart Humphries, Anthony Lai Ling, Jihong Lou, Seiji Nukui, Ru Zhou
  • Publication number: 20110028452
    Abstract: The present invention is directed to novel pyrido[4,3-d]pyrimidin-4(3H)-one derivatives and pharmaceutically acceptable salts thereof of structural formula I wherein the variables R1, R2, R3, R4 and R5 are as described herein. Also provided are pharmaceutical compositions comprising the compounds of formula I as well as methods of treatment employing compounds of formula I to treat a disease or disorder characterized by abnormal bone or mineral homeostasis such as hypoparathyroidism, osteoporosis, osteopenia, periodontal disease, Paget's disease, bone fracture, osteoarthritis, rheumatoid arthritis, and humoral hypercalcemia of malignancy.
    Type: Application
    Filed: September 30, 2010
    Publication date: February 3, 2011
    Inventors: Mary T. Didiuk, Kevin K. Liu, David A. Griffith, Angel Guzman-Perez, Feng C. Bi, Daniel P. Walker
  • Patent number: 7842713
    Abstract: The present invention relates to a compound of formula (I): or a pharmaceutically acceptable salt or solvate thereof, wherein: Ring A is (4-12)-membered heterocyclyl; Ring B is a fused benzene ring selected from the group consisting of: Ring A, ring B, ring C, R1, R1a, R2, R3, R4, L2, n, t, w, and z are as defined in the specification. The invention also relates to pharmaceutical compositions comprising the compounds of formula (I) and methods of treating a condition that is mediated by the modulation of glucokinase, the method comprising administering to a mammal an effective amount of a compound of formula (I).
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: November 30, 2010
    Assignee: Pfizer Inc
    Inventors: Hao Bai, Simon Bailey, Dilip Ramakant Bhumralkar, Feng C. Bi, Fengli Guo, Mingying He, Paul Stuart Humphries, Anthony Lai Ling, Jihong Lou, Seiji Nukui, Ru Zhou
  • Patent number: 7829572
    Abstract: The present invention is directed to novel pyrido[4,3-d]pyrimidin-4(3H)-one derivatives and pharmaceutically acceptable salts thereof of structural formula I wherein the variables R1, R2, R3, R4 and R5 are as described herein. Also provided are pharmaceutical compositions comprising the compounds of formula I as well as methods of treatment employing compounds of formula I to treat a disease or disorder characterized by abnormal bone or mineral homeostasis such as hypoparathyroidism, osteoporosis, osteopenia, periodontal disease, Paget's disease, bone fracture, osteoarthritis, rheumatoid arthritis, and humoral hypercalcemia of malignancy.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: November 9, 2010
    Assignee: Pfizer Inc
    Inventors: Mary T. Didiuk, Kevin K. Liu, David A. Griffith, Angel Guzman-Perez, Feng C. Bi, Daniel P. Walker
  • Publication number: 20080280875
    Abstract: The present invention relates to a compound of formula (I): or a pharmaceutically acceptable salt or solvate thereof, wherein: Ring A is (4-12)-membered heterocyclyl; Ring B is a fused benzene ring selected from the group consisting of: Ring A, ring B, ring C, R1, R1a, R2, R3, R4, L2, n, t, w, and z are as defined in the specification. The invention also relates to pharmaceutical compositions comprising the compounds of formula (I) and methods of treating a condition that is mediated by the modulation of glucokinase, the method comprising administering to a mammal an effective amount of a compound of formula (I).
    Type: Application
    Filed: May 9, 2007
    Publication date: November 13, 2008
    Inventors: Hao Bai, Simon Bailey, Dilip Ramakant Bhumralkar, Feng C. Bi, Fengli Guo, Mingying He, Paul Stuart Humphries, Anthony Lai Ling, Jihong Lou, Seiji Nukul, Ru Zhou