vbvvvvvI attest that I have used copyrighted and/or trademarked materials in my product and it does not infringe upon the intellectual Property rights of others. I have either received express permission to use such materials, or I hereby certify that the use of such materials is otherwise non-infringing, for example as a fair usevvvvvvvvvvvvvvvvvvvvvvvvvvvvvn