Expert Witness

News & Analysis as of

Evidence – Expert Witness Testimony – Grounds for Exclusion

City of Pomona v. SQM North America Corporation - Court Of Appeals, Ninth Circuit Nos. 12-55147, 12-55193 (May 2, 2014) - Under Federal Rule of Evidence (“FRE”) 702, expert witness testimony must meet certain...more

Are Two (or More) Experts Better Than One?

Should you hire multiple experts on the same topic? There are some very good reasons to use this strategy. If the case justifies the expense, retaining multiple consultants in the same field has a variety of advantages....more

Golden Bridge v. Apple: No Third Bite at the Apple as Damage Expert Excluded After Two Failed Reports and Where Trial Was Already...

Two weeks earlier, the court excluded the expert opinion and testimony of Plaintiff Golden Bridge Technology's ("GBT") damages expert. Nonetheless, the court gave GBT one week to submit a new report based on a new theory....more

Invalidity Expert Excluded Where Expert Failed to Conduct a Proper Written Description Analysis

Plaintiff Trading Technologies International, Inc. ("TT") moved to strike the invalidity expert report of the defendant, CQG. TT made two arguments its motion: " that Dr. Mellor failed to conduct a proper written description...more

Prohibiting Discovery of Attorney-Expert Communications

Are communications between attorneys and their retained experts discoverable? For now, the answer appears to be no, as a divided Pennsylvania Supreme Court recently affirmed a Superior Court decision “creat[ing] a...more

Credibility Challenges Posed by the Eccentric Inventor Witness

Eccentric inventors can be their own worst enemies at depositions and on the witness stand at trial. General Electric Co. v. Wilkins (Fed. Cir., May 8, 2014) is a recent case on point. The General Electric case involved a...more

Short Wins - The Expert Testimony Edition

In this edition, I think the most interesting case (of a number of interesting cases) is United States v. Garcia. There, the government had an agent testify as an expert. The Fourth Circuit reversed, because the...more

Plaintiff Precluded from Using Deposition Testimony of Defense Expert Where Plaintiff Procured the Absence of the Expert

Novartis sought to use the deposition testimony of defendant's expert at trial under Fed.R.Civ.P. 32(a)(4)(B). As explained by the district court, "the Rule provides that a party may use the deposition of a witness for any...more

Pennsylvania Supreme Court Affirms Superior Court Decision Protecting Attorney-Expert Communications From Discovery

On April 29, an evenly divided Pennsylvania Supreme Court resolved an issue of paramount importance to Pennsylvania litigants: whether communications between an attorney and a testifying expert are protected from discovery by...more

Attorney Means “Attorney” – Lessons for Subrogation Professions From Recent Federal Court Decisions Clarifying the Disclosure...

The Amendments to Rule 26 - In 2010, Federal Rule of Civil Procedure 26 was amended to provide new limitations on the discovery allowed for testifying experts in federal court cases. The most significant changes with...more

Compelling Testimony

In GEA Process Engineering, Inc. v. Steuben Foods, Inc., (IPR2014-00041), Paper 22 (IPR2014-00043), Paper 23, (IPR2014-00051), Paper 21 (IPR2014-00054), Paper 18 (IPR2014-00055), Paper 14 (April 15, 2014), the patent owner...more

Toxic Tort and Environmental Litigation: Court of Appeals Revisits and Clarifies Causation Requirements for Expert Opinions

Causation is the crux of any toxic tort litigation. The Court of Appeals’ recent decision in Cornell v. 360 West 51st Street Realty, LLC, No. 16 (N.Y. Mar. 27, 2014) underscores that principle and revisits the causation...more

Finding Expert Witnesses in Florida Medical Malpractice Cases Presents Significant Challenges

Individuals who sustain injury because of medical negligence naturally face challenges because of the technical nature of their cases. First, local medical practitioners are reluctant to testify against others in their field....more

How to effectively demonstrate during cross examination that the defense expert is a prostitute

In 2011, I changed my practice dramatically. I became a partner in a personal injury law firm. My prior legal experience consisted primarily of family law cases with some criminal law cases sprinkled in here and there. I...more

Infringement Expert Excluded Where Expert Did Nothing More Than Parrot Claim Language in Infringement Analysis

Plantronics, Inc. ("Plantronics") filed a patent infringement action against ALIPH, Inc. ("ALIPH"). After expert reports were submitted, ALIPH moved to exclude the expert report of Plantronics' infringement expert. At...more

Pirani v. Esmail: Disagreement on Ontario Court of Appeal Regarding Deferring to Trial Judge’s Reliance on Expert Report in...

It is trite law that appellate courts are to give significant deference to trial judges’ assessments of damages, particularly when tied to questions of facts. But how much deference? The Ontario Court of Appeal’s February 12,...more

Order out of chaos

The strategy and skills behind witness order and scheduling at trial - The defense was putting on its case. The lawyer, a trial veteran, was good. But not great with time estimates. Adding to the pressure: a trial...more

JAMS Global Construction Solutions Newsletter, Winter 2014

In This Issue: The Evolution of Expert Witness Law under U.K. and U.S. Jurisdiction; ConsensusDocs Lists JAMS as One of Two Named Arbitration Providers; Using Attorneys’ Fees to Promote a Better Result; Using...more

Summary Judgment Motion Denied Where Expert's Opinion Established a Triable Issue of Fact on Infringement

Geotag, Inc ("Geotag") filed a patent infringement action against Frontier Communications Corp. ("Frontier"). Frontier filed a motion for summary judgment of non-infringement, arguing that no triable issue of material fact...more

En Banc Ninth Circuit Adds Teeth To Daubert Gatekeeping Obligation

On January 15, the en banc US Court of Appeals for the Ninth Circuit issued a decision in Barabin v. AstenJohnson, Inc. that significantly strengthened and expanded the gatekeeper role of both trial and appellate courts in...more

Don't Rely On Your Expert's Speculation To Save You From Summary Judgment

Just because an expert says something is so doesn't mean that it is. That's the lesson of Judge Gale's ruling last week in Carter v. Clements Walker. He rejected the evidentiary value of an expert's report stating that...more

Expert Testimony Recommending Vapor Intrusion Study is Insufficient Evidence of Health Effects, Does Not Trigger Need for EIR

After the Berkeley City Council (“City”) approved a mixed-use commercial and residential project on the site of a former car dealership and service garage, a community group sued, claiming that pre-existing contamination on...more

Filing Damage Expert's Reports Under Seal: Some Bright Line Rules

There are two trends increasing the costs of patent litigation. The first is the increased use of Daubert motions to exclude the opinion of opposing damage experts as unqualified or unreliable. The practical result...more

Communications Between Experts not “Routine” Discovery in Inter Partes Review Proceedings

The Board’s views on the metes and bounds of discovery in inter partes review proceedings continue to take shape with each new decision. In Apple, Inc. v. Achates Reference Publishing, Inc., IPR2013-00080 and 00081 (Paper...more

Taser Takes Down Expert in Patent Infringement Action Where Electrical Engineer Was Not Qualified to Offer Expert Opinions on...

Taser International, Inc. ("Taser') proceeded to trial on its patent infringement action against Karbon Arms, LLC ("Karbon Arms"). After expert reports and with the trial approaching, Taser filed a motion to exclude the...more

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