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Eric D. Sidler

Eric Sidler focuses his practice on securing and protecting clients’ intellectual property rights. Mr. Sidler has significant experience representing clients in a wide range of industries—including consumer products, manufacturing, financial services, agribusiness, and entertainment—in complex patent, trademark, copyright, trade secret, false advertising, and domain-name disputes in courts and administrative tribunals throughout the United States. Mr. Sidler’s experience includes representing clients in opposition and cancellation proceedings before the Trademark Trial and Appeal Board and in inter partes review proceedings before the Patent Trial and Appeal Board. Mr. Sidler also advises clients on brand management issues—including trademark and domain-name registration, maintenance, enforcement, and licensing strategies—as well as copyright registration, enforcement, and licensing issues.

In addition to his IP litigation and counseling experience, Mr. Sidler has significant experience representing clients in various other types of complex civil disputes—including insurance coverage, employment, shareholder, contract, and business tort disputes. Mr. Sidler previously represented major insurance companies in third-party liability insurance coverage disputes in federal and state courts throughout the United States. Mr. Sidler also served as a law clerk to Judge Lynn J. Bush of the U.S. Court of Federal Claims; in this role, he gained valuable insight into the judicial process and knowledge of the subject matter within the Court of Federal Claims’ exclusive jurisdiction, including patent and copyright claims against the United States.

Representative Patent Litigation

  • Representing major manufacturer of infant and toddler products in defense of utility patent infringement claims relating to diaper disposal systems.
  • Representing major manufacturer of infant and toddler products in prosecution of utility and design patent infringement claims relating to infant and toddler drink ware.
  • Representing leading logistics provider in oil and gas industry in prosecution of utility patent infringement claims relating to modular proppant handling system.
  • Representing leading designer and producer of business forms and labels in defense of patent infringement claims relating to patient identification wristbands, and related claims for trademark and trade dress infringement, false advertising, and unfair competition.
  • Representing engineered parts and finished goods sourcing and manufacturing company in defense of design patent infringement claims relating to contoured handles for wallboard taping knives.
  • Represented manufacturer of after-market automotive accessories in defense of utility patent infringement claims relating to apparatus for supporting automotive tires.
  • Represented leading manufacturer of baby carriers in prosecution of utility patent infringement claims against competitor.
  • Represented major manufacturer of infant and toddler products in successful defense of patent infringement claim. Drafted successful motion to dismiss for lack of subject-matter jurisdiction, resulting in complete dismissal in favor of client.
  • Represented agribusiness client in successful prosecution of utility patent infringement claims relating to phosphorylated resistant starches, and related claims for trade secret misappropriation and unfair competition. Drafted opposition to motion for summary judgment leading to negotiation of multi-million dollar settlement in favor of client.

Representative Trademark, Copyright, Trade Secret, False Advertising, and Domain-Name Litigation

  • Representing leading shipping and transportation company in numerous cancellation and opposition proceedings before the Trademark Trial and Appeal Board.
  • Represented snack food manufacturer in successful defense of trademark infringement claims.
  • Represented major manufacturer of infant and toddler products in successful prosecution of trademark infringement claim. Negotiated early and favorable settlement.
  • Represented direct-response marketing company in successful defense of trademark infringement and false advertising claims, leading to complete dismissal in favor of client.
  • Represented leading provider of residential and commercial cleaning, restoration, and environmental services in successful prosecution of trademark infringement and cybersquatting claims.
  • Represented software company in prosecution of claims under Defend Trade Secrets Act to prevent threatened disclosure of proprietary information by state agency pursuant to open records law. Obtained preliminary injunction preventing disclosure.
  • Represented agribusiness client in successful defense of trademark infringement and trade secret misappropriation claims, among other related claims, leading to favorable settlement.
  • Represented sports industry client in successful prosecution of claims under Defend Trade Secrets Act, as well as related trademark infringement and cybersquatting claims. Drafted motion for preliminary injunction resulting in entry of early consent judgment in favor of client.
  • Represented music industry client in successful defense of copyright infringement claims. Negotiated favorable settlement at mediation.
  • Represented toy manufacturer in successful prosecution of copyright, trade dress, and false advertising claims against competitor. Drafted opposition to motion to dismiss leading to negotiation of early and favorable settlement.
  • Represented leading mortgage lender in successful prosecution of numerous trademark, trade dress, and copyright infringement actions resulting in early and favorable settlements.
  • Represented aerospace, defense, and sporting goods company in successful defense of copyright infringement claim. Drafted successful motion for summary judgment resulting in complete dismissal in favor of client.

Representative IP Counseling

  • Counseling leading shipping and transportation company regarding design and execution of U.S. and international trademark registration, maintenance, and enforcement program.
  • Counseling waterproofing, foundation repair, and environmental remediation company regarding design and execution of trademark registration and maintenance program.
  • Counseling leading mortgage lender regarding design and execution of U.S. trademark registration, maintenance, and enforcement program.

Significant Non-IP Litigation

  • Representing nationally-known specialty coffee and tea company in defense of putative class action under Missouri Merchandising Practices Act.
  • Represented major third-party liability insurers in numerous coverage actions in federal and state courts and administrative tribunals.
  • Represented manufacturer of laser vision correction systems in shareholder dispute. Drafted opposition to demand for indemnification of attorney’s fees and costs, persuading the court to adopt client’s position on a novel, “bet-the-company” legal issue, ultimately leading to favorable resolution for client.
  • Represented hedge fund manager in employment dispute with former employer. Achieved multi-million dollar award on behalf of client through arbitration.

Court Memberships

  • Missouri
  • District of Columbia
  • Minnesota
  • U.S. District Court for the Western District of Missouri
  • U.S. District Court for the District of Kansas
  • U.S. District Court for the District of Colorado
  • U.S. District Court for the District of Minnesota
  • U.S. Court of Federal Claims

Honors

  • KC Tomorrow, Leadership Class of 2019-2020
  • Selected for Missouri/Kansas Super Lawyers "Rising Stars," 2017-2018
  • Order of the Coif
  • Executive Managing Editor, The George Washington International Law Review, Volume 43
  • George Washington Scholar
  • Phi Beta Kappa

Professional Affiliations

  • American Bar Association
  • Federal Bar Association
  • District of Columbia Bar
  • Kansas City Metropolitan Bar Association
  • Minnesota State Bar Association
Photo of Eric D. Sidler
F: 816.292.2001

Assistant

Debbie Ferrie
816.460.5346

Education

The George Washington University Law School, J.D., with High Honors, 2011

Vanderbilt University, B.A., magna cum laude, 2005

Clerkship(s)

  • Law Clerk for the Honorable Lynn J. Bush, U.S. Court of Federal Claims