People

Gregory H. Lantier

Partner

Lantier, Gregory H.

Greg Lantier's practice focuses on intellectual property and other complex commercial litigation and counseling at the trial and appellate stages.  He also advises clients regarding intellectual property licensing matters and assists clients in connection with legislative and executive actions affecting intellectual property interests.

Mr. Lantier has represented clients from a broad range of industries in intellectual property infringement matters before the US Supreme Court, US Circuit Court of Appeals for the Federal Circuit, US district courts, the US Court of Federal Claims and the US International Trade Commission. Mr. Lantier also litigates contract, trade secret, intellectual property ownership, licensing and other matters before state and federal courts. He has argued Post-Grant Proceedings before the Patent Trial and Appeal Board pro hac vice. Additionally, Mr. Lantier has experience working with foreign counsel at the trial and appellate stages of patent infringement litigation occurring outside the United States.

Mr. Lantier has successfully litigated the largest "bet-the-company" matters, helping to lead teams of dozens of attorneys to trial. He also has had substantial success handling smaller matters with streamlined case teams to efficiently obtain results. Mr. Lantier has served clients in the financial services, computer software, medical device, telecommunications, defense, semiconductor, pharmaceutical, biotechnology and other industries. 

Mr. Lantier co-leads the firm's Eastern District of Texas Working Group and its Post-Grant Proceedings Working Group. He is also a member of the firm's FinTech interdisciplinary group.

Honors & Awards

  • Included in BTI Client Service All-Stars 2016  for combining "exceptional legal expertise with practical advice, business savvy and innovative, effective solutions—all of which help make your clients' lives easier."
  • Honored as a 2015 Intellectual Property Rising Star by Law360
  • Selected as a "Rising Star" in the 2015-2017 editions of Washington DC Super Lawyers 
  • Named a "Litigation Star" for intellectual property by Benchmark Litigation in 2017

Publications & News

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July 18, 2017

5 Questions to Ask Yourself Before Submitting a Litigation AFA

Gregory Lantier, Natalie Hanlon Leh and Mindy Sooter have published a six-part series aimed at providing guidance to ensure that AFA proposals are meaningful and realistic to both clients and outside counsel. In part three of the series, the authors discuss five questions that every outside counsel should ask themselves before submitting a litigation AFA proposal.

July 12, 2017

5 Questions to Ask Firm Before Accepting a Litigation AFA

Partners Gregory Lantier, Natalie Hanlon Leh and Mindy Sooter have published a six-part series aimed at providing guidance to ensure that AFA proposals are meaningful and realistic to both clients and outside counsel. In part two of the series, the authors discuss five questions that every client should ask their law firm before accepting a litigation AFA proposal.

July 10, 2017

5 Questions to Ask Client Before Proposing a Litigation AFA

Partners Gregory Lantier, Natalie Hanlon Leh and Mindy Sooter have published a six-part series aimed at providing guidance to ensure that AFA proposals are meaningful and realistic to both clients and outside counsel. In part one of the series, the authors discuss five questions that every law firm should ask their clients before proposing a litigation AFA.

November 9, 2016

Fed Circuit Reverses Finding in Favor of Amdocs, Weighs in on Patent Claim Eligibility

WilmerHale achieved a significant victory for Amdocs (Israel) Limited, when the Federal Circuit reversed the US District Court for the Eastern District of Virginia's determination that all asserted claims of four Amdocs patents were directed to patent-ineligible subject matter under 35 U.S.C. § 101.

September 30, 2016

What The Fed Circ. Says About IPR Estoppel

In this article published by Law360, Mindy Sooter and Gregory Lantier discuss precedents and questions that litigants should carefully consider as they formulate strategies for achieving their goals.

September 28, 2016

WilmerHale Eastern District of Texas Newsletter: September 2016

Recent trends and developments in motions to transfer from the Eastern District of Texas.

May 23, 2016

Federalizing Trade Secret Protection: A Close Look at the Ex Parte Seizure Provision

In this article published by Corporate Counsel in May 2016, James Dowd, Greg Lantier and Rachel Weiner Cohen provide a high-level overview of the reach and effect of the newly passed Defend Trade Secrets Act on plaintiffs, defendants and third-party bystanders.

April 7, 2016

Amendments to the Rules of Practice for Trials Before the PTAB Take Effect May 2, 2016

The US Patent and Trademark Office has announced amendments to the Rules of Practice for Trials Before the Patent Trial and Appeal Board that will take effect on May 2, 2016. The amendments generally adopt the rules proposed by the Patent Office on August 20, 2015, but the final rules have several differences of potential importance.

April 4, 2016

Copyright and Trademark Case Review: FLANAX, Fishing Tackle, Football Players and More

WilmerHale compiles lists of precedential and informative opinions that raise copyright and trademark law issues. The following is a consolidated list of those opinions with brief summaries designed to showcase the latest developments in intellectual property law.

March 21, 2016

"Dancing Baby" Decision Affects DMCA Notice-and-Takedown Provision

The Ninth Circuit amended its prior opinion in the famed "Dancing Baby" case, at the same time denying both parties' petitions for panel rehearing and plaintiff Stephanie Lenz's petition for rehearing en banc.

Recent Highlights

US Supreme Court

  • Represented respondent in Bowman v. Monsanto 133 S.Ct. 1761 (2013) (affirming court of appeals).
  • Represented respondent in Stanford v. Roche. 563 US__, 131 S.Ct. 2188 (affirming court of appeals).

US Court of Appeals for the Federal Circuit

  • Successfully argued on behalf of insurance company clients in appeal against Intellectual Ventures. The Federal Circuit affirmed the district court's findings that two Intellectual Ventures patents are invalid under 35 U.S.C. 101, and that Intellectual Ventures did not own a third patent.
  • On behalf of a software client, obtained complete reversal of a district court's holding that four patents are invalid under 35 U.S.C. 101.  
  • Argued on behalf of the appellee in favor of the trial court's award of attorney fees and costs in a patent infringement action. The Federal Circuit granted summary affirmance.
  • Represented software company appellant in seeking reversal of summary judgment of non-infringement against four patents. The Federal Circuit reversed the district court as to all patents.

US District Courts

  • Obtained dismissal of a seven patent infringement complaint because all claimed patent ineligible subject matter under 35 U.S.C. § 101.
  • Successfully argued for dismissal of patent infringement complaints filed by Intellectual Ventures on behalf of insurance company clients. 
  • Represented medical device manufacturer asserting infringement of patents relating to methods and devices for performing spinal surgery. The jury found the asserted patents infringed and not invalid.
  • Represented financial institution sued for infringement of patents relating to data compression and decompression. The court granted motions for summary judgment of invalidity and no infringement.

US Court of Federal Claims

  • Successfully argued for summary judgment of no patent infringement on behalf of supplier of mail sorting machines to the United States Postal Service.

State Courts

  • Represented biotechnology client in patent ownership and trade secrets dispute, resulting in favorable judgment after a trial.
  • Represented major computer technology client in license dispute with a graphics technology company, resulting in settlement.

US International Trade Commission

  • Represented respondent, a leading computer, mobile device and media player company, in a Section 337 investigation involving five patents at trial before the International Trade Commission. Initial Determination of no violation was issued. (ITC Inv. No. 337-TA-794).
  • Represented flash memory manufacturer accused of infringing patents in two successive Section 337 investigations at trial before the International Trade Commission. The ITC made a Final Determination of no violation in both investigations. (ITC Inv. Nos. 337-TA-526, 337-TA-560).

Patent Trial and Appeal Board

  • Appearing pro hac vice, successfully presented oral argument in trial of covered business method review proceeding on behalf of two large financial services firms.

Professional Activities

Mr. Lantier is an adjunct professor at American University, Washington College of Law, where he teaches a course on patent litigation.

He is admitted to practice before the US Court of Federal Claims and the US Court of Appeals for the Federal Circuit, and the US District Courts for the Eastern District of Virginia, the Northern District of New York, the Western District of New York, the Southern District of New York and the District of Columbia.

Mr. Lantier is a member of the American Bar Association, the Virginia State Bar Association, the New York State Bar Association and the Federal Circuit Bar Association.

Practices

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Education

JD, cum laude, Harvard Law School, 2003

BA, Journalism and English, summa cum laude, The George Washington University, 2000, Phi Beta Kappa

Bar Admissions

District of Columbia

Virginia

New York

United States Supreme Court

Clerkships

The Hon. Rebecca Beach Smith, US District Court for the Eastern District of Virginia, 2003 - 2004

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