Patents by Inventor Garrett Cogswell

Garrett Cogswell 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).

  • Intravenously injectable immunoglobulin G (IGG) and method for producing same
    Patent number: 4639513
    Abstract: A method for producing intravenously injectable IgG comprising a particulate separation step, an ion exchange separation step and an affinity separation step, and the substantially pure, intravenously injectable IgG produced by the method.
    Type: Grant
    Filed: October 2, 1984
    Date of Patent: January 27, 1987
    Assignee: Cuno Inc.
    Inventors: Kenneth C. Hou, Garrett Cogswell