A Blog About Intellectual Property Litigation and the District of Delaware


Entries for tag: Expert Discovery

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It can be tough to get late-produced theories or evidence excluded in Delaware, because the Court must apply the permissive Pennypack factors that typically favor admission.

The factors include prejudice, ability to cure any prejudice, disruption of trial, and bad faith/willfulness.

But lately, the Court seems to be granting more motions to strike such theories. Today, Judge Andrews granted a motion to strike a late DOE theory offered for the first time in a reply report.

Judge Andrews Isn't Messing Around

He shot down the Pennypack factors in four short and to-the point paragraphs.

As to the first factor, he found prejudice because admission of a late theory requires …

When it comes time for expert depositions in multi-defendant cases, parties often disagree about how many deposition hours each side (or more specifically, each party) should get.

Judge Stark addressed this last week in H. Lundbeck A/S v. Apotex Inc., C.A. No. 18-088-LPS (D. Del.), where he permitted seven hours of expert deposition time for common issues and four additional hours for each of the nine defendants for defendant-specific issues.

Plaintiffs' depositions of certain of defendants' experts were expanded as well, to between 9 and 14 hours.

Judge Stark explained that the limits

reflect a reasonable and appropriate exercise of the Court's discretion, considering all circumstances, including the fact that this consolidated case is, in reality, …