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Intellectual Property Law

University of Michigan Law School

Claim construction

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The "Broadest Reasonable Interpretation" And Applying Issue Preclusion To Administrative Patent Claim Construction, Jonathan I. Tietz Jan 2018

The "Broadest Reasonable Interpretation" And Applying Issue Preclusion To Administrative Patent Claim Construction, Jonathan I. Tietz

Michigan Law Review

Inventions are tangible. Yet patents comprise words, and words are imprecise. Thus, disputes over patents involve a process known as “claim construction,” which formally clarifies the meaning of a patent claim’s words and, therefore, the scope of the underlying property right. Adversarial claim construction commonly occurs in various Article III and Article I settings, such as district courts or the Patent Trial and Appeal Board (PTAB). When these proceedings ignore each other’s claim constructions, a patent’s scope can become inconsistent and unpredictable. The doctrine of issue preclusion could help with this problem. The Supreme Court recently reemphasized in B & …


The Claim Construction Effect, Lee Petherbridge Jan 2008

The Claim Construction Effect, Lee Petherbridge

Michigan Telecommunications & Technology Law Review

Claim construction refers to the task of construing, or interpreting, the words of patents' claims to establish the metes and bounds of a patent. Theoretically, the task of claim construction serves to operationalize the concept of "invention," which lies at the heart of the U.S. patent system.[...] Rather than focusing on the set of cases in which the Federal Circuit addresses claim construction, this study focuses on a set of cases defined by a different patent doctrine. The basic idea is to explore the impact of claim construction on other areas of patent law.[...] The hypothesis of the claim construction …


Swallowing The Apple Whole: Improper Patent Use By Local Rule, Ellisen S. Turner Dec 2001

Swallowing The Apple Whole: Improper Patent Use By Local Rule, Ellisen S. Turner

Michigan Law Review

During patent infringement litigation, the Federal Rules of Civil Procedure ("FRCP") and the federal district court's local rules govern the parties' pretrial discovery and motion practice. The U.S. District Court for the Northern District of California has adopted the most comprehensive local rules to date covering pretrial procedures in the patent litigation context. The Northern District of California Patent Local Rules ("Local Rules") may come to have a significant impact throughout the federal courts, as it appears that other jurisdictions and commentators are looking to the Local Rules for guidance. For instance, the American Bar Association Section of Intellectual Property …