This Article provides the first empirical test of these assertions. In particular, 231 patent attorneys predicted how courts would rule on the subject matter eligibility of litigated software patent claims, and the results were compared with the actual district court rulings. Among other findings, the results suggest that while the test is certainly not a beacon of absolute clarity, it is also not as amorphous as many commentators have suggested.
SSRN
July 2, 2019