Patents by Inventor Denise L. Grimes

Denise L. Grimes 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 recovering insulin
    Patent number: 4459226
    Abstract: Insulin can be recovered for processing and re-use from an insulin-protamine complex by bringing the complex into contact with an aqueous medium having a pH of from about 2 to about 5 and containing an insulin dissociating or depolymerizing agent, a cation exchanger, and a salt at a concentration of from about 0.2 M to about 0.6 M.
    Type: Grant
    Filed: February 26, 1982
    Date of Patent: July 10, 1984
    Assignee: Eli Lilly and Company
    Inventors: Denise L. Grimes, C. Stephen Hollinden