Patents by Inventor Anthony James Sheppard

Anthony James Sheppard 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).

  • Process for the preparation of tetanus toxoid vaccine
    Patent number: 6060067
    Abstract: A process for the preparation of tetanus toxoid, which process comprises incubating purified tetanus toxin with 0.2 to 1% (v/v) formaldehyde in the presence of 0.005 to 0.25M lysine for from 24 to 32 days at a pH of from 6.0 to 8.0 and a temperature of from 30 to 45.degree. C.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: May 9, 2000
    Assignee: Medeva Pharma Limited
    Inventors: Anthony James Sheppard, Peter Anthony Knight