Patents by Inventor Jean Lesley Whittingham

Jean Lesley Whittingham 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).

  • Crystallization of proteins
    Patent number: 5898067
    Abstract: A method of providing zinc containing crystals of a protein derivative which has a lysine residue which carries a lipophilic substituent on the .epsilon.-amino group, said method comprising providing a solution of the protein derivative in an alkaline buffer, which further contains a zinc salt, adjusting the pH value of the solution to a value between 7 and 10, and isolating the crystals formed.
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: April 27, 1999
    Assignee: Novo Nordisk A/S
    Inventors: Per Balschmidt, Jean Lesley Whittingham