Baystreet Staff - Thursday, April 11, 2013 Burcon NutraScience Corporation 03:35 PM EST - Burcon NutraScience Corporation : has been awarded U.S. patent No. 8,409,654 for a process used to produce CLARISOY ™ soy protein. Burcon NutraScience Corporation shares T.BU are trading down $0.06 at $2.80.