Patents by Inventor Michael Soika

Michael Soika 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).

  • Alcohol-free pneumococcal polysaccharide purification process
    Patent number: 5714354
    Abstract: An alcohol-free process for purifying pneumococcal capsular polysaccharide (substantially absent "C" polysaccharide) of pneumococcal types (Danish designation), 1, 2, 3, 4, 5, 6B, 7F, 8, 9N, 9V, 10A, 11A, 12F, 14, 15B, 17F, 18C, 19A, 19F, 20, 22F, 23F and 33F using a cationic detergent, for example, hexadecyl-trimethylammonium bromide.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: February 3, 1998
    Assignee: American Home Products Corporation
    Inventors: Frank Josef Arnold, Michael Soika