"Patent Law Comes Back to Earth: For years now, patent law has been a case study in what happens when a specialized bar and specialized magistrates get hold of an area of economic activity. Now the Supreme Court has stepped in to restore patent law to its original purpose, rewarding and encouraging innovation, not stifling it. The unanimous decision will make it harder to obtain and defend patents for obvious "innovations". ... It overturns decades of precedents that any reasonable person ... would have known had outlived their usefulness...."