Tag: BRI
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Complex Claim Construction Issues in Knowles Electronics v. Cirrus Logic
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A recent Federal Circuit case demonstrates the complexity of resolving difficult claim construction issues in multiple agency and court proceedings. In Knowles Electronics v. Cirrus Logic the Federal Circuit declined to apply its own prior claim interpretation of the same term of the same claims of the same patent. U.S. Patent No. 6,781,231 (“the ’231 patent”) entitled “Microelectromechanical System…
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Federal Circuit Employs Phillips Claim Construction to Measure Claims Amended in Reexamination for Possible Intervening Rights
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in Broadest Reasonable Interpretation, claim challenges, Claim Construction, clear and convincing evidence, covered business methods, Damages, Ex Parte Prosecution, Federal Circuit, inter partes review, intervening rights, Litigation, past damages, Phillips claim construction, Post Grant Review, preponderance of evidence, prior art, reexamination generallyWhen patent owners sue an accused infringer for patent infringement, one way for the accused infringer to avoid liability is to show noninfringement of the patent claims. But if the claims are extremely broad, the accused infringer may find it difficult to prove noninfringement and instead may have to rely on a showing of invalidity to avoid…
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Federal Circuit Interprets Board’s Broadest Reasonable Interpretation Standard – Part II
In Microsoft Corp. v. ProxyConn, Inc. v. Michelle K. Lee, Intervenor (Fed. Cir. cases 2014-1542 and -1543), the Federal Circuit reversed claim constructions made by the Board in the underlying IPRs. One of the claim constructions that was reversed related to the interpretation of components of a packet-switched network. In particular, the claims recite a…