This paper will consider Tesla Motors, and evaluate its statements in respect of intellectual property, open innovation, and climate change. It is worth situating the story in the context of the growing literature on intellectual property and clean technologies. This paper has five parts. First, it considers Tesla Motors’ shifting strategies in respect of patent law, policy, and practice. Second, the paper explores Tesla Motors’ embrace of an open source philosophy. Third, it analyses the larger issues about business development. Fourth, the paper examines Tesla Motors’ use of trade mark law and related rights in its marketing and branding. Fifth, this paper concludes by considering Tesla Motors in light of larger initiatives in respect of clean technologies, renewable energy and climate change. Of particular note is sustainable transportation; the development of a Gigafactory; and Elon Musk’s complementary work at SolarCity in promoting solar technologies.