As a consequence SNPs are of great value to biomedical research and in developing pharmacy products. This being said, the decision whether a disclosed use shows a satisfactory degree of substantial and specific utility remains a delicate one. The application of these criteria to new uses of known products may follow a literal interpretation of the patent eligibility requirements, along the lines of United States patent law in this context,215 and without resorting to complex legal fictions as the EPC does.