Patents by Inventor William C. Herndon

William C. Herndon 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).

  • Anion exchange resin in the determination of thyroid function
    Patent number: 4211763
    Abstract: In the determination of thyroid function in the triiodothyronine uptake and thyroxine tests, a tablet formed from a strongly basic anion exchange resin is used as a secondary binding agent to separate the bound and unbound radioactive thyroid hormone.
    Type: Grant
    Filed: February 8, 1978
    Date of Patent: July 8, 1980
    Assignee: The Dow Chemical Company
    Inventors: David L. Marshall, William C. Herndon