Professor Mark Lemley is noted in a Legal Times article as one of the authors of an amicus brief about a case trying to determine whether "methods of doing business can be patented and, if so, whether they must be tied to something 'physical:'"

Some of the argument detailed here appears in an amicus brief submitted in In re Bilski by Stanford law professor Mark Lemley, University of Pennsylvania law professor R. Polk Wagner, and Risch.