News & Analysis as of May 13, 2025

POSITA

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Podcast - Expert Witnesses, Special Issues
Podcast - Direct Examination of Expert Witnesses
Chemical Engineering Expert Witness Experience & Discovery – IMS Insights Podcast Episode 48
Podcast: Science in the Courtroom
Bar Exam Toolbox Podcast Episode 159: Listen and Learn -- Evidence: Expert vs. Lay Witness Testimony
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Jones Day Talks Intellectual Property: Blurrier Lines and Narrow Grounds—Implications of the Ninth Circuit’s Blurred Lines Decision
Episode 015: Confessions of a Business Appraiser: A Conversation with Chris Mercer
Inter Partes Review: Validity Before the PTAB
Supreme Court Raises the Bar for Class Certification in Comcast Corp. v. Behrend

Construing Unambiguous Claim Language and Qualifying Challenged Expert as POSITA

McDermott Will & Emery on 3/21/2025

Addressing the issues of claim construction and the requisite expert qualifications to testify on obviousness and anticipation, the US Court of Appeals for the Federal Circuit vacated a Patent Trial & Appeal Board decision...more

Unsupported Expert Testimony Isn’t Enough to Establish Motivation to Combine

McDermott Will & Emery on 12/27/2019

The US Court of Appeals for the Federal Circuit determined that a Patent Trial and Appeal Board (PTAB) finding regarding motivation to combine based only on conclusory expert testimony was not supported by substantial...more

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Expert Testimony › Inter Partes Review (IPR) Proceeding › POSITA

Construing Unambiguous Claim Language and Qualifying Challenged Expert as POSITA

Unsupported Expert Testimony Isn’t Enough to Establish Motivation to Combine

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