Method of Use patents on the other hand, are Very Different. In order to get this type of patent you need to complete double blind studies (using your product), peer reviewed papers, needs to be renewed annually and on an on.
Immunocal has 10 Method of Use patents.
To see the U.S. and Canadian patents, click on the links below.
United States: 5,888,552, 5,451,412, 5,230,902, 5,456,924, 5,290,571, 5,846,939
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