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Full-Text Articles in Law
Teva And The Process Of Claim Construction, Lee Petherbridge Ph.D., R. Polk Wagner
Teva And The Process Of Claim Construction, Lee Petherbridge Ph.D., R. Polk Wagner
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In Teva Pharmaceuticals USA, Inc. v. Sandoz, Inc., the Supreme Court addressed an oft-discussed jurisprudential disconnect between itself and the U.S. Court of Appeals for the Federal Circuit: whether patent claim construction was “legal” or “factual” in nature, and how much deference is due to district court decisionmaking in this area. In this Article, we closely examine the Teva opinion and situate it within modern claim construction jurisprudence. Our thesis is that the Teva holding is likely to have only very modest effects on the incidence of deference to district court claim construction but that for unexpected reasons the …
Intellectual Property Defenses, Gideon Parchomovsky, Alex Stein
Intellectual Property Defenses, Gideon Parchomovsky, Alex Stein
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In this Essay, we offer an integrated theory of intellectual property defenses. We demonstrate that all intellectual property defenses can be fitted into three conceptual categories: general, individualized and class defenses. A general defense is the inverse of a right in rem. It goes to the validity of the intellectual property right asserted by the plaintiff, and when raised successfully it relieves not only the actual defendant, but also the public at large, of the duty to comply with the plaintiff’s intellectual property right. An individualized defense, as we define it, is the inverse of an in personam right: it …
Patent Portfolios, Gideon Parchomovsky, R. Polk Wagner
Patent Portfolios, Gideon Parchomovsky, R. Polk Wagner
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This article presents a new theory of patent value, responding to growing empirical evidence that the traditional appropriability premise of patents is fundamentally incomplete in the modern innovation environment. We find that for patents, the whole is greater than the sum of its parts: the true value of patents lies not in their individual worth, but in their aggregation into a collection of related patents, a patent portfolio. The patent portfolio theory thus explains what is known as “the patent paradox”: in recent years patent intensity—patents obtained per research and development dollar—has risen dramatically even as the expected value of …