 ANN ARBOR, Mich., March 02, 2021 GLOBE NEWSWIRE -- Kraig Biocraft Laboratories, Inc. OTCQB: KBLB the Company or Kraig Labs, the biotechnology company focused on the development and commercialization of spider silk, announces that the University of Notre Dame has been granted a Canadian patent on spider silk technology developed pursuant to the collaborative research agreement with Kraig. This patent further protects Kraigs growing portfolio of spider silk Intellectual Property. 