AML IP LLC v. Dave & Busters Inc

Case Overview: NPE Asserts E-Commerce Patent Against Dave & Buster's in N.D. Texas

Dallas, TX – In a case highlighting the continued patent assertion activity targeting high-revenue operating companies, AML IP LLC, a non-practicing entity (NPE), filed a patent infringement lawsuit against restaurant and entertainment giant Dave & Busters Inc. on April 17, 2026. The suit, filed in the U.S. District Court for the Northern District of Texas, alleges that Dave & Buster's systems for processing commercial transactions using electronic tokens infringe on a patent AML IP has asserted against numerous other companies in the retail and e-commerce sectors. The case is assigned to Senior District Judge Ed Kinkeade, an experienced jurist in a district that has actively positioned itself to handle patent disputes.

The plaintiff, AML IP LLC, is a patent assertion entity (PAE) that monetizes its patent portfolio through litigation and licensing campaigns. It has filed numerous lawsuits against a wide range of companies, from major retailers to pizza chains, often asserting patents related to e-commerce infrastructure. The defendant, Dave & Buster's Inc., is a publicly-traded company headquartered in Dallas, operating a large chain of entertainment and dining venues that feature video arcades. A key feature of the Dave & Buster's experience is its "Power Card," a physical and now digital card that stores "chips" (the company's version of electronic tokens) for game play, a system that is likely central to AML IP's infringement allegations.

The lawsuit centers on a single patent: U.S. Patent No. 7,177,838, which describes a "method and apparatus for conducting electronic commerce transactions using electronic tokens." The patent, which dates to a provisional application filed in 2000, generally covers systems where a vendor issues and maintains electronic tokens that can be purchased online or offline and then used to buy or rent products and services from that vendor, without the need for a third-party financial institution to process the transaction. The '838 patent has been criticized in the past as claiming an abstract idea, a common defense in patent cases involving software and business methods. The case is notable as part of a broader, multi-front litigation campaign by AML IP, which filed suits against numerous other large companies, including Callaway Golf and Cinemark, on the same day. The choice of the Northern District of Texas is also significant; the district has implemented a patent pilot program and has seen an increase in patent filings, making it an important venue for patent litigation in the wake of Supreme Court decisions that have shifted cases away from other historically popular forums.

Litigation Timeline and Key Developments

As of May 4, 2026, the case is in its preliminary stages, with no substantive legal developments having occurred since the complaint was filed. The key events are detailed below in chronological order, including anticipated next steps based on the court's rules and the judge's standard procedures.

Filing & Initial Pleadings

• 2026-04-17: Complaint Filed
  AML IP LLC, represented by Ramey LLP, filed a patent infringement complaint against Dave & Busters Inc. The lawsuit alleges that the defendant's systems for processing commercial transactions using electronic tokens, such as its "Power Card," infringe on U.S. Patent No. 7,177,838. The case was filed in the U.S. District Court for the Northern District of Texas and assigned to Senior District Judge Ed Kinkeade. This filing was part of a broader litigation campaign, with AML IP filing suits against numerous other companies on the same day, asserting the same patent.

• Anticipated: Appearance of Counsel and Answer
  As of May 4, 2026, counsel for Dave & Buster's has not yet filed a notice of appearance, and no answer or other responsive pleading is on the docket. Under the Federal Rules of Civil Procedure, a defendant typically has 21 days after being served with the complaint to file an answer or a pre-trial motion, such as a motion to dismiss.

Case Management and Scheduling

• Anticipated: Joint Status Report and Scheduling Order
  Once Dave & Buster's appears in the case, Judge Kinkeade's standard procedures require the parties to confer and submit a joint status report. Following receipt of this report, the Court will issue a comprehensive scheduling order that will set the deadlines for the entire case, including claim construction, discovery, dispositive motions, and trial. Judge Kinkeade is known to order mediation early in the case as part of the scheduling order.

Pre-Trial and Claim Construction Proceedings

• Anticipated: Infringement and Invalidity Contentions
  Following the initial scheduling, the case will be governed by the Northern District of Texas's Local Patent Rules. These rules require the parties to exchange detailed "contentions" early in the litigation. AML IP will be required to serve Preliminary Infringement Contentions, identifying the specific patent claims it asserts are infringed and how each accused product infringes. Subsequently, Dave & Buster's will be required to serve its Preliminary Invalidity Contentions, detailing the prior art and legal theories it will use to argue that the patent is invalid.

• Anticipated: Claim Construction (Markman Process)
  The Local Patent Rules set a structured timeline for the claim construction process, which is critical in patent litigation. This process involves the parties exchanging proposed constructions of disputed claim terms, briefing their positions, and culminates in a Markman hearing where the judge hears oral arguments. The Court's subsequent ruling on the meaning of the patent claims will significantly shape the remainder of the case, including discovery and potential summary judgment motions.

Parallel PTAB Proceedings

• Status: No PTAB Proceedings Found
  As of early May 2026, a search of the U.S. Patent and Trademark Office's Patent Trial and Appeal Board (PTAB) records does not indicate that Dave & Buster's or any other party has filed a petition for Inter Partes Review (IPR) to challenge the validity of U.S. Patent No. 7,177,838. An IPR filing by the defendant is a common defensive strategy in patent litigation and could lead to a motion to stay the district court case pending the PTAB's review.

Outcome and Present Posture

• Present Posture: Awaiting Defendant's Response
  The litigation is currently in its nascent stage. The case is open and active, but awaits the defendant's formal appearance and response to the complaint. The subsequent issuance of a scheduling order by Judge Kinkeade will establish the timeline for all future legal developments. Given the plaintiff's nature as a patent assertion entity and its multi-front litigation campaign, an early settlement is a possible outcome, as is vigorous litigation over the patent's validity and the infringement allegations.

Plaintiff's Counsel of Record

As of May 4, 2026, the initial complaint is the only substantive filing on the docket. It identifies the following counsel as representing the plaintiff, AML IP LLC.

• William E. Ramey, III (Lead Counsel)

  • Firm: Ramey LLP (Houston, TX)
  • Note: Ramey is a frequent filer of patent infringement cases in Texas on behalf of patent assertion entities.

• De-Ann L. Ott (Of Counsel)

  • Firm: Ramey LLP (Houston, TX)
  • Note: Ott has been listed on numerous patent complaints alongside William Ramey, representing non-practicing entities in assertion campaigns.

Defendant representatives

As of May 4, 2026, counsel for the defendant, Dave & Busters Inc., has not yet filed a notice of appearance in the case AML IP LLC v. Dave & Busters Inc., 3:26-cv-01250 (N.D. Tex.).

A review of the court docket reveals no responsive pleadings, motions, or notices of appearance have been filed by the defendant since the complaint was lodged on April 17, 2026. Under the Federal Rules of Civil Procedure, a defendant typically has 21 days to respond to a complaint after service, meaning a response or an appearance by counsel is expected in the near future. Until such a filing is made, the defendant's legal representatives are not officially recorded on the case docket.