Is that going to protect the people, for instance, to whom I referred? They have been working for five years along similar lines, and had so far developed their process that arrangements had been made for them to come to Ottawa and demonstrate it in a commercial way. There is no doubt about its practicability, but the question is, can it be made a commercial success. They have not made application for a patent. They are simply research chemists and have reached certain results as a consequence of their work.