Stewie invents the \"baby mind reader," a device which reads babies' brain waves and translates their thoughts into English. He applies for and receives patent protection for his invention. Later, he transfers his patent. by written agreement, to Brian in exchange for $1,000,000. Being the devious character that he is, three months later Stewie sells the same patent to Peter, via a different agreement. for another $1 00,000. As between Brian and Peter. who owns the patent rights to the \"baby mind reader"? What does this question depend on