Tag: claim construction
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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 Interprets Board’s Broadest Reasonable Interpretation Standard – Part I
We know from the Federal Circuit’s decision in In re Cuozzo Speed Technologies, that the broadest reasonable interpretation (BRI) standard applies in IPRs, but in a recent appeal decision, the Federal Circuit has announced limits to the application of BRI. Microsoft had filed two separate IPR petitions challenging certain claims of U.S. Patent No. 6,757,717, which were later…