TurboCode LLC v. Advantech Co., Ltd.

Case Overview and Background

In a litigation campaign spanning multiple technology companies, TurboCode LLC, a patent assertion entity (PAE), has sued Advantech Co., Ltd., a global manufacturer of industrial and embedded computing solutions. Filed on June 7, 2024, in the U.S. District Court for the Eastern District of Texas, the lawsuit alleges that a wide array of Advantech's products—including its cellular routers, IoT gateways, and embedded computers—infringe on TurboCode's patent related to cellular communication technology. TurboCode LLC is associated with Jeffrey M. Gross and is actively asserting this single patent against dozens of companies, indicating a well-established assertion program targeting a broad range of products that incorporate standardized communication protocols.

The case centers on U.S. Patent No. 6,813,742, titled "High speed turbo codes decoder for 3G using pipelined SISO log-map decoders architecture". This patent, originally assigned to IComm Technologies, Inc., describes a method for efficiently decoding "turbo codes," a type of forward error correction technology that was foundational for reliable data transmission in 3G and 4G wireless standards and remains relevant for control channel functions in 5G communications. TurboCode alleges that Advantech products designed for cellular connectivity, such as those compliant with 3G, 4G/LTE, and 5G standards, necessarily practice the methods described in the '742 patent. Advantech, headquartered in Taiwan, is a prolific producer of IoT hardware, industrial automation products, and embedded systems, many of which feature the kind of wireless connectivity accused of infringement.

The lawsuit's venue in the Eastern District of Texas (EDTX) is significant. The district has long been a favored forum for patent plaintiffs due to its reputation for plaintiff-friendly procedures, experienced patent judges like the assigned Judge Sean D. Jordan, and a relatively fast track to trial, which can create pressure on defendants to settle. The case is also notable for its connection to a broader assertion campaign and the recent challenge to the patent's validity. On April 14, 2026, Unified Patents, an organization that works to deter NPE litigation, filed a request for ex parte reexamination of the '742 patent at the USPTO. This parallel proceeding could impact the district court case, potentially leading to a stay of litigation pending the patent office's review and signaling a concerted effort by industry players to invalidate the patent at the heart of TurboCode's multi-front campaign.

Key Legal Developments and Outcome

The litigation between TurboCode LLC and Advantech Co., Ltd. followed a trajectory common to many cases in the plaintiff's broader campaign, resolving relatively quickly and without any substantive court rulings on the merits of the infringement claims or the validity of the patent. The case was active for approximately 18 months before its termination.

A chronological summary of key developments is as follows:

• 2024-06-07: Complaint Filed
  TurboCode LLC filed its patent infringement complaint against Advantech Co., Ltd. in the U.S. District Court for the Eastern District of Texas, Sherman Division. The case was assigned to Judge Sean D. Jordan. The complaint asserted that Advantech's cellular-enabled products, such as IoT gateways and industrial computers, infringed U.S. Patent No. 6,813,742.

• Initial Proceedings (Circa 2024-2025)
  While specific docket entries for Advantech's response are not publicly available through web searches, the typical course of such litigation would involve the formal service of the complaint on the Taiwan-based defendant, followed by an appearance of counsel. Defendants in similar TurboCode cases have often filed an answer and counterclaims, or in some instances, early motions to dismiss. It is probable that Advantech engaged in one of these actions, but the specific filings remain unconfirmed.

• 2025-12-12: Case Closed
  The court docket indicates that the case was closed on December 12, 2025. The relatively short duration of the case—roughly 18 months—and its termination without a trial or significant rulings on dispositive motions are characteristic of a settlement.

• Outcome: Likely Settlement and Dismissal
  Although the specific document terminating the case (e.g., a joint stipulation of dismissal) is not available, the circumstances strongly suggest the parties reached a confidential settlement agreement. This conclusion is based on the closure of the case and the established pattern of TurboCode LLC's litigation campaign, where numerous other defendants have settled, resulting in dismissals with prejudice. For instance, similar cases against BEC Technologies, Inc. and TCL Technology also concluded with dismissals, indicating a strategy of out-of-court resolution rather than litigation through trial. The dismissal in this case was likely with prejudice, contractually barring TurboCode from suing Advantech on the same patent claims in the future.

• Parallel Proceeding (Post-Case Development)
  2026-04-14: Several months after the Advantech case closed, Unified Patents filed a request for ex parte reexamination of the '742 patent with the U.S. Patent and Trademark Office. This action challenges the validity of the patent at the heart of TurboCode's campaign and could affect any of its ongoing or future litigation efforts, though it had no direct impact on the already-concluded case against Advantech.

In summary, the litigation concluded with a final disposition in December 2025, most likely a dismissal with prejudice following a confidential settlement. The case did not advance to significant litigation milestones such as a Markman hearing, summary judgment, or trial.

Plaintiff's Counsel of Record

Based on filings in this case and related litigation involving TurboCode LLC, the following counsel has represented the plaintiff:

• Zachary M. Nidecker (Lead Counsel)

  • Firm: Nidecker Law, APC (San Diego, CA)
  • Note: Nidecker is the principal of his firm and has been the primary counsel representing TurboCode LLC across its nationwide litigation campaign involving the '742 patent.

• Justin Kurt Truelove (Local Counsel)

  • Firm: Truelove Law Firm, PLLC (Tyler, TX)
  • Note: Truelove frequently serves as local counsel in the Eastern District of Texas for patent plaintiffs, including in other cases filed by TurboCode LLC.

• Jeffrey M. Gross (Of Counsel / Associated with Plaintiff)

  • Firm: Law Offices of Jeffrey M. Gross (Del Mar, CA)
  • Note: Gross is the principal of TurboCode LLC and has been involved in numerous patent assertion campaigns over the past two decades.

Counsel for TurboCode LLC in this matter follows a typical pattern for patent assertion entities, combining a lead attorney managing the overall campaign with specialized local counsel required for practice in the Eastern District of Texas. The complaint (Dkt. 1), filed on June 7, 2024, was signed by Zachary Nidecker and Justin Truelove, establishing them as counsel of record from the outset of the litigation.

Defendant's Counsel of Record

Detailed information regarding the legal representation for the defendant, Advantech Co., Ltd., is not available through publicly accessible web search results. The court docket on PACER and litigation databases such as RPX Insight, which would contain notices of appearance and other filings identifying counsel, are behind subscription paywalls.

The case, TurboCode LLC v. Advantech Co., Ltd. (4:24-cv-00524), was filed on June 7, 2024, and terminated on December 12, 2025. Given that the case was active for approximately 18 months and concluded in a manner suggesting a settlement, it is virtually certain that counsel for Advantech appeared to file an answer or otherwise respond to the complaint. However, the specific attorneys and their law firms could not be identified from the available sources.

Searches for law firms that represented other technology companies in the same litigation campaign by TurboCode LLC did not yield specific results that could be reliably attributed to the Advantech case. Without access to the official docket, any information on the defendant's counsel would be speculative. Therefore, counsel for the defendant remains unconfirmed.