Patents by Inventor Joseph L. W. Chan

Joseph L. W. Chan 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).

  • HTLV test using synthetic peptides
    Patent number: 4689398
    Abstract: Synthetic peptides simulating hydrophilic envelope regions and antibodies specific therefor useful for the detection of Human T-cell Leukemia virus or naturally occurring immunoglobulin against HTLV.
    Type: Grant
    Filed: June 20, 1984
    Date of Patent: August 25, 1987
    Assignee: Ortho Diagnostic Systems Inc.
    Inventors: Ying-Jye Wu, Joseph L. W. Chan
  • Fluorescent energy transfer with phycobiliproteins
    Patent number: 4666862
    Abstract: Dyes are provided comprising phycobiliproteins having covalently coupled thereto a plurality of small molecular weight organic dyes under conditions permitting energy transfer mechanisms to operate therebetween. The resultant label may then be used in virtually any immunoassay format.
    Type: Grant
    Filed: August 14, 1984
    Date of Patent: May 19, 1987
    Assignee: Ortho Diagnostic Systems Inc.
    Inventor: Joseph L. W. Chan