Green Patents: The patent system's "fuel of interest" and the promotion of technological innovation
*Co-authored with Cyrus Frelinghuysen.
IPLaw360 recently reported that Clean Energy Patents Reached a New High in Q2. According to the most recent Clean Energy Patent Growth Index report, the U.S. Patent and Trademark Office (PTO) issued 274 “green” patents in the second quarter of 2009.[1] One might expect that those who regard technological innovation as a necessary tool to combat climate change would welcome the continued increase in the issuance of green patents. Nonetheless, there remains disagreement regarding whether the patent system and the enforcement of intellectual property rights will promote or hinder technological innovation with regard to climate change.
The debate over whether the patent system adequately promotes the development of technology to manage climate change is related to the ongoing debate over the role of technology transfers in any future climate change treaty. Under the U.N. Framework Convention on Climate Change and the Kyoto Protocol, developed countries have undertaken obligations to promote the development and transfer of environmentally sound technologies to developing countries. Indeed, the draft negotiating text for the UN Climate Change Conference in Copenhagen contains provisions for “compulsory licensing for specific patented technologies,” as well as “pooling and sharing publicly funded technologies and making the technologies available in the public domain at an affordable price.”
Though meant to encourage the development and spread of green technology, such obligations may paradoxically reduce incentive for technological innovation because private parties or the governments of developed countries will balk at devoting resources to the research and development of technology that may be expropriated or subject to a compulsory license under a future climate change treaty. In an apparent effort to ease such concerns, the House of Representatives recently passed legislation that opposes any global climate change treaty that weakens intellectual property rights. Within the context of these debates over how to promote technological innovation and how to structure technology transfers, the growth of green patents suggests that the patent system continues to provide at least part of the necessary incentive for the development of technology to combat climate change.
Leading environmental groups such as Natural Resources Defense Council (NRDC) have recognized for the need for “Developing the Technology of the Future” to address the problem of climate change. In a brief issued earlier this year, NRDC argued that the federal government must take action to spur research and development with regard to clean energy technology because “[t]he private sector tends to under-invest in new low-carbon technologies because of the risk of ‘innovation spillovers’ -- that other companies will benefit from their initial research investment.” Others have offered so-called “inducement prizes” offered to anyone who can develop the technology to counter the effects of greenhouse gas emissions. In September of 2007, Sir Richard Branson and Al Gore launched the Virgin Earth Challenge, pledging to award $25 million to the developer of “a viable technology which will result in the net removal of anthropogenic, atmospheric greenhouse gases each year for at least ten years without countervailing harmful effects.” Similarly, during the 2008 presidential race, Senator John McCain proposed a $300 million prize for “the development of a battery package that has the size, capacity, cost and power to leapfrog the commercially available plug-in hybrids or electric cars.”
Plato famously wrote that “necessity is the mother of invention.” Arguably, however, neither “necessity” nor the prospect of “inducement prizes” has been as effective as the patent system in providing the crucial incentive for technological innovation. As Abraham Lincoln (who was granted a patent of his own) once remarked, the creation of patent laws encouraged innovation by adding “the fuel of interest to the fire of genius.”
[1] The patents cover the following technologies: fuel cells (156), wind energy (43), solar energy (36), hybrid/electric vehicles (20), biofuels (13), tidal/wave energy (8), and geothermal energy (2). Corporations that were awarded the most “green” patents include Honda (17), General Motors (15), Toyota (12), General Electric (11), Nissan (9), Panasonic (5), Ford (5), Daimler (4), Enercon GmbH (4), Applied Materials (3), and Bloom Energy (3).
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