US Supreme Court Holds Diagnostic Patents Invalid for Claiming Laws of Nature

    View Author March 2012
    In a March 2012 decision, the US Supreme Court invalidated two diagnostic patents deciding they did nothing more than recite laws of nature. The case, Mayo Collaborative Services v. Prometheus Labs., Inc. holds a claim may be patent eligible if it applies laws of nature using additional steps that are neither well-known nor routine. In the following publication Squire Sanders lawyers provide background on how the Court reached its decision and the ongoing debate over this decision.