Federal Circuit Analyzes Specification and Prosecution History Claim Language Usage

University of Massachusetts v. L'Oréal Absent an express disclaimer or special definition of how a term is to be interpreted, it can be frustrating to get a court to reject the plain and ordinary meaning of claim language read in a vacuum, based on the subtleties of how a term is used in a patent or its prosecution history.

6 minute readAugust 01, 2022 at 12:11 AM
By
Matthew Siegal
Federal Circuit Analyzes Specification and Prosecution History Claim Language Usage

Everyone knows that you interpret a patent's claims in light of the patent's specification and prosecution history. However, absent an express disclaimer or special definition of how a term is

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