Expert Witness

News & Analysis as of

April Court Decision Round-Up

Note: Beginning this month, IP Law Tracker will highlight significant intellectual property decisions from the U.S. Court of Appeals for the Sixth Circuit and the U.S. District Courts for the Eastern District of Michigan and...more

No Special Rules Regarding Consideration of Expert Declarations in IPR Proceedings - In re International Business Machines Corp.

In a non-precedential opinion, the U.S. Court of Appeals for the Federal Circuit declined to direct the U.S. Patent and Trademark Office (PTO) to create a particularized written standard for consideration of inter partes...more

Globus Argues Expert’s Faked Credentials Warrants New Trial

In 2011, DePuy-Synthes, a subsidiary of Johnson & Johnson Inc. sued Globus Medical, Inc. in the United States District Court for the District of Delaware. In that suit, Synthes alleged that Globus had infringed three Synthes...more

The 4th District Adheres To Rule Limiting Discovery Of Expert Witness’s Earnings And Financial Information

The Fourth District adheres to Rule 1.280(b)(5)’s discovery limitations with regard to a witness’s earnings as an expert witness or income derived from other services in the absence of “the most unusual or compelling...more

SCC Rules on Impartiality and Independence of Expert Witnesses

On April 30, 2015, the Supreme Court of Canada (SCC) released its decision in White Burgess Langille Inman v. Abbott and Haliburton Co. (White Burgess), relating to courts’ assessment of the impartiality and independence of...more

Reargument Motion Is Denied; Belated Contentions Are Stricken

A reasonable juror could only conclude that defendant had proven reasonable diligence. The motion for reargument contains arguments previously heard and the court will not now rethink its decision. ...more

District Court Excludes Prior Art References in Expert Report That Were Not Included in Invalidity Contentions

After the district court adopted a specialized scheduling order that was based on local patent rules in other districts, the plaintiffs served detailed infringement contentions and the defendant served detailed invalidity...more

SCC Clarifies Law on Admissibility of Expert Evidence

The Supreme Court has released its decision in White Burgess Langille Inman v. Abbott and Haliburton (2015 SCC 23) in which it considered whether the standards for admissibility of expert evidence should take into account the...more

State v. Bernstein - Arizona Supreme Court Clarifies Court’s Gatekeeping Role In Determining Admissibility Of Expert Evidence...

Eleven defendants charged with aggravated driving under the influence had their blood tested by the Scottsdale Crime Laboratory. Defendants moved to exclude the evidence of their blood alcohol (BAC) results under Rule 702,...more

Maryland, My Maryland: Aldara Case Dismissed for Multiple Reasons

Today’s date is rich in literary history. It is the birthday of Vladimir Nabokov, one of two writers whose prose style makes us want to snap our Pilot Varsity pens in despair, so great is the gap between those authors'...more

Third Circuit Weighs In On Application Of Daubert At Class Certification Stage

Since the Supreme Court’s decision in Comcast v. Behrend, 113 S. Ct. 1426 (2013) courts evaluating expert testimony at the class certification stage may not simply accept that testimony at face value. The Supreme Court did...more

Westerhoff and McCallum: More from the OCA on Expert Evidence

The Ontario Court of Appeal released its decision last week in Westerhof v. Gee Estate and McCallum v. Baker (2015 ONCA 206), which are the companion cases to Moore v. Getahun.  All three appeals were heard together....more

Court Strikes Expert Opinions, No Punishment Intended

Order Granting Takeda’s Motion to Strike, Takeda Pharmaceutical Co. LTD., et al., v. TWi Pharmaceuticals, Inc., Case No. 13-cv-02420-LHK (Judge Lucy H. Koh) - The Northern District Patent Local Rules are specifically...more

Fourth Circuit Rejects EEOC Expert Report Riddled With Errors

We’ve written before on the questionable statistics used by the U.S. Equal Employment Opportunity Commission (EEOC) in other cases, and a recent court of appeals case involving background checks suggests that the EEOC is...more

Proving Your Business Income Loss: Defeating Insurance Company Challenges to Policyholder Evidence

Courts commonly observe that the purpose of Business Interruption or Business Income insurance is to put the policyholder in the same position it would have been in had there been no interruption. The Business Interruption...more

Concussion Litigation: The Next Frontier

By now everyone has heard about the widely reported concussion lawsuits – former professional players suing because they claim to suffer from a form of brain injury, chronic traumatic encephalopathy (CTE), linked to...more

Reduced Deposition Time in Related AIA Proceedings - Petroleum Geo-Services Inc. v. WesternGeco LLC

In an order regarding deposition times for expert witnesses in three related inter partes reviews (IPRs), the U.S. Patent and Trademark Office’s Patent Trial and Appeal Board (PTAB or Board) ruled that total deposition time...more

Suggestive or Descriptive Marks: An “Expert’s” View

On February 28, 2015, the Southern District of New York denied a motion to exclude the testimony and survey of an expert witness regarding whether a trademark was descriptive or suggestive. In Rise-N-Shine, LLC v. Robin...more

Descriptive or Suggestive Marks: An Issue for "Experts"?

On February 28, 2015, the Southern District of New York denied a motion to exclude the testimony and survey of an expert witness regarding whether a trademark was descriptive or suggestive. In Rise-N-Shine, LLC v. Robin...more

Mobile Medical’s Validity Experts Get To Stay Behind The Wheel

As the established gatekeepers with respect to expert testimony, district courts have broad discretion on whether to admit or exclude such evidence. The Vermont district court recently opted to deny patentee defendant...more

Fourth Circuit Finds EEOC's Expert Report Unreliable Under Federal Rules of Evidence

As part of an employer's business in providing integrated services for high level events, it commenced background checks of all prospective employees, including credit checks for positions dealing with "credit sensitive"...more

Fourth Circuit Slaps EEOC for Use of Misleading, Incomplete and Error-Riddled Expert Testimony

Several years ago, the Equal Employment Opportunity Commission set discriminatory use of criminal and financial background checks as a top enforcement priority. These cases are brought under the disparate impact theory,...more

Federal Appellate Court Throws Out EEOC Discrimination Complaint After Expert Accused of “Cherry-Picking” Data

Last week, the Federal Court of Appeals for the Fourth Circuit upheld a district court’s decision granting summary judgment to an employer accused by the Equal Employment Opportunity Commission (EEOC) of racial bias in its...more

Declarant Must Be Made Available for Deposition in the United States - Square, Inc. v. REM Holdings 3, LLC

Addressing the location of a deposition of patent owner’s declarant, the U.S. Patent and Trademark Office’s (PTO) Patent Trial and Appeal Board (PTAB or Board) concluded that, absent an agreement between the parties to...more

Using Experts In Divorce And Custody Litigation

In family law cases, experts are frequently used. They become part of the team in preparing the case for trial and are often helpful in settling a matter. So what experts are important in a family law case? ...more

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