Patents by Inventor Bryan H. Chang

Bryan H. Chang 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: 6716840
    Abstract: Compounds having the general structure I are provided: X and Y are independently selected from the group consisting of CH2, N, NR9, C═O, C═S, S═O, SO2, S, O, (CR6R7)n, C(═O)—(CR6R7)n, and C(═S)—(CR6R7)n, where n is 1, 2, or 3. W is selected from the group consisting of and L is selected from the group consisting of N, O, S, S═O, SO2, C(O), NC(O), NC(S), OC(O), OC(S), C(NR10), C(NOR10), and a covalent bond. Z1, Z2, and Z3 are independently selected from the group consisting of substituted carbon and nitrogen. Compounds of formula I are agonists of the melanocortin-4 receptor (“MC-4r”) and therefore may have useful properties for controlling diseases related to MC-4r action in humans, such as obesity and type II diabetes.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: April 6, 2004
    Assignee: Chiron Corporation
    Inventors: Daniel Chu, Rustum S. Boyce, David Duhl, Bryan H. Chang
  • Publication number: 20020193595
    Abstract: Compounds having the general structure I are provided: 1
    Type: Application
    Filed: April 8, 2002
    Publication date: December 19, 2002
    Inventors: Daniel Chu, Rustum S. Boyce, David Duhl, Bryan H. Chang