InnoMemory LLC v. BOKF, NA: Memory Patent Case Dismissed With Prejudice

Case Overview

In a swift resolution spanning just 82 days, a memory technology patent infringement lawsuit filed in one of the nation’s most active patent litigation venues ended in a voluntary dismissal with prejudice. InnoMemory LLC v. BOKF, NA Corp. (Case No. 2:25-cv-00110, E.D. Tex.) concluded on April 24, 2025, when plaintiff InnoMemory LLC elected to withdraw its claims entirely — forfeiting the right to refile the same action in the future.

The case centered on U.S. Patent No. 7,057,960 B1, covering a method and architecture for reducing power consumption in memory device refresh operations — a technology with significant relevance in an era of energy-efficient computing, embedded systems, and mobile device design. The defendant, BOKF, NA Corp., a major financial services and banking institution, faced infringement allegations that raised immediate questions about how memory-optimization patents intersect with enterprise technology deployments.

For patent attorneys, IP strategists, and R&D leaders, this case carries strategic lessons about assertion posture, venue selection, and the litigation calculus that drives early voluntary dismissals in patent disputes.

The Parties

The Patent at Issue

The lawsuit centered on one key patent:

• • US 7,057,960 B1 — Method and architecture for reducing power consumption in memory devices during refresh operations (Application No. US 10/629,667). This addresses a fundamental challenge in DRAM and similar volatile memory technologies: the energy cost of periodic refresh cycles required to retain stored data.

The complaint targeted products or systems employing methods covered by the ‘960 patent’s claims relating to power-efficient memory refresh architectures. The specific accused instrumentalities were not detailed in available public records, though the financial sector context suggests enterprise server hardware or data center memory systems as likely targets.

Legal Representation

• • Plaintiff’s Counsel: Isaac Phillip Rabicoff, Rabicoff Law LLC
• • Defendant’s Counsel: Kelly Elizabeth Ransom, Kelly Hart & Hallman LLP

The Verdict & Legal Analysis

Outcome

The Eastern District of Texas accepted and acknowledged InnoMemory LLC’s Notice of Voluntary Dismissal With Prejudice pursuant to **Federal Rule of Civil Procedure 41(a)(1)(A)(i)**. The court’s order expressly stated:

• All pending claims and causes of action are dismissed with prejudice
• All pending requests for relief are denied as moot
• Each party bears its own costs, expenses, and attorneys’ fees

No damages were awarded. No injunctive relief was granted. The case is closed with finality as to these parties and claims. The 82-day duration from filing to closure is notably brief, indicating that whatever drove resolution occurred through early-stage negotiation rather than contested litigation.

Verdict Cause Analysis

Dismissal with prejudice is a legally significant outcome that permanently bars the plaintiff from reasserting the same claims against the same defendant. Unlike a dismissal without prejudice — which preserves the option to refile — this resolution represents a terminal conclusion for InnoMemory’s infringement claims against BOKF under the ‘960 patent.

Under Rule 41(a)(1)(A)(i), a plaintiff may voluntarily dismiss an action without a court order before the opposing party serves either an answer or a motion for summary judgment. This procedural mechanism was apparently available here, suggesting the dismissal occurred very early in the litigation lifecycle — before BOKF filed a formal responsive pleading.

The fact that each party bears its own fees is standard for Rule 41 dismissals but also signals the absence of a fee-shifting motion under **35 U.S.C. § 285** (exceptional case standard). The mutual fee-bearing arrangement suggests the parties reached a negotiated resolution, though the specific terms of any underlying agreement remain undisclosed.

Legal Significance

InnoMemory’s decision to dismiss with prejudice typically signals one of two scenarios: (1) a confidential settlement was reached with terms that required prejudicial dismissal as consideration, or (2) the plaintiff assessed the litigation risk and elected to exit rather than face potential invalidity challenges, unfavorable claim construction, or § 285 fee exposure.

The ‘960 patent covers a method claim — a category subject to significant scrutiny in both district court litigation and USPTO post-grant proceedings (IPR, PGR). Method claims in the memory technology space face recurring challenges on grounds of prior art, obviousness, and subject matter eligibility under **35 U.S.C. § 101** following *Alice Corp. v. CLS Bank International*.