Patents by Inventor Jong C. Chen

Jong C. Chen 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).

  • Chemical process
    Patent number: 4082747
    Abstract: An improved process for coupling an amino acid or derivative thereof to a cardiotonic glycoside derivative.
    Type: Grant
    Filed: October 1, 1975
    Date of Patent: April 4, 1978
    Assignee: Mallinckrodt, Inc.
    Inventor: Jong C. Chen