If any Party learns of an infringement or threatened infringement by a Third Party with respect to any Akcea Patent Right or PTC Patent Right, including actual or alleged infringement under 35 USC §271(e)(2) or any foreign equivalent that is or would be competitive with a Compound or Product (“ Competitive Infringement ”), such Party shall promptly notify the other Party and shall provide such other Party with available evidence of such Competitive Infringement.