WirelessWerx IP LLC v. Audi Of America LLC

Case Overview and Background

This patent infringement litigation represents a key battlefront in the automotive industry's widespread adoption of connected vehicle technology. The plaintiff, WirelessWerx IP LLC, is a Texas-based non-practicing entity (NPE) that holds and asserts patents related to wireless and location-based technologies. Corporate records indicate WirelessWerx is associated with the patent monetization firm Dynamic IP Deals, LLC (DynaIP), and has launched an extensive litigation campaign asserting its portfolio against dozens of companies across the automotive, telecommunications, and logistics sectors. The defendant, Audi of America LLC, is the United States sales and marketing division for the German luxury automaker Audi, a subsidiary of the Volkswagen Group. As a major operating company, Audi develops and deploys sophisticated in-vehicle technologies. The dispute centers on Audi's connected car services, such as Audi Connect, which provide features like navigation, remote vehicle monitoring, and emergency services—functions that WirelessWerx alleges infringe its intellectual property.

The asserted patent, U.S. Patent No. 7,323,982, is broadly titled "Method and system to control movable entities." The technology described in the patent involves using a wireless transponder on a movable object to track its location and control its actions based on whether it enters or exits predefined geographic zones, a concept commonly known as geofencing. WirelessWerx accuses Audi of infringing this patent through vehicle systems that use GPS and cellular networks to provide location-based alerts and services. The case was initially filed in the U.S. District Court for the Eastern District of Michigan, a significant venue for automotive-related litigation given its proximity to the heart of the American auto industry.

The litigation is notable for several reasons. It is part of a large-scale, multi-front assertion campaign by an NPE targeting a core technology—geofencing and vehicle telematics—that is becoming standard across the automotive industry. This makes the outcome relevant to numerous other automakers and technology suppliers. The case is also characterized by its swift resolution at the district court level, where it was dismissed on a pretrial motion under 35 U.S.C. § 101 for claiming an abstract idea, a common defense strategy against software and business method patents. The appeal to the Federal Circuit will test the durability of this early-stage defense. Finally, the involvement of Unified Patents, which initiated an ex parte reexamination of the '982 patent at the USPTO, highlights a growing trend of third-party defensive organizations challenging the validity of patents being asserted by NPEs.

Key Legal Developments and Case Outcome

This litigation moved swiftly from filing to a dispositive ruling on patent eligibility, bypassing several common litigation stages. The case is now proceeding at the appellate level.

U.S. District Court Proceedings (E.D. Michigan, Case No. 4:25-cv-11147)

• 2025-04-21: Complaint Filed
  WirelessWerx IP LLC filed a patent infringement lawsuit against Audi of America, LLC, in the U.S. District Court for the Eastern District of Michigan. The complaint alleged that Audi's connected vehicle services, such as Audi Connect, infringed U.S. Patent No. 7,323,982, which covers methods for controlling movable entities using geofencing. This filing was part of a broader litigation campaign by WirelessWerx, which asserted the same patent against numerous other automotive and technology companies.

• Pre-trial Motions
  Instead of filing an answer, Audi moved to dismiss the complaint under Federal Rule of Civil Procedure 12(b)(6). Audi argued that all asserted claims of the '982 patent were invalid under 35 U.S.C. § 101 because they were directed to a patent-ineligible abstract idea. Audi's motion notably used an analogy to ancient Roman military strategy to argue that monitoring a boundary and taking action is a long-standing, abstract concept.

• 2026-03-26 / 2026-03-30: Dismissal on Section 101 Grounds
  In a decisive ruling, U.S. District Judge F. Kay Behm granted Audi's motion to dismiss. The court held that the patent's claims were directed to the abstract idea of location-based control. The opinion stated that the patent merely implemented this longstanding idea using generic computer components—like a transponder and a processor—which was insufficient to transform the abstract concept into a patent-eligible invention. The court denied WirelessWerx's request for leave to amend its complaint and dismissed the case with prejudice, securing a complete victory for Audi at the district court level.

• Foregone Procedural Stages
  Due to the early dismissal on a § 101 motion, the case did not proceed to key litigation stages such as claim construction (Markman hearing), fact and expert discovery, summary judgment on infringement or other invalidity grounds, or trial.

Parallel PTAB Proceedings

• 2025-07-22: Ex Parte Reexamination Requested
  Unified Patents, an organization that challenges patents asserted by non-practicing entities, filed a request for ex parte reexamination of the '982 patent at the U.S. Patent and Trademark Office (USPTO).

• 2025-08-25: Reexamination Granted
  The USPTO's Central Reexamination Unit granted the request, finding that "substantial new questions of patentability" had been raised regarding the claims of the '982 patent.

• 2026-03-05: Non-Final Office Action
  During the reexamination (Proceeding No. 90/015,402), the patent examiner issued a Non-Final Office Action, which typically details the grounds for rejection. The district court case was dismissed before these parallel proceedings concluded or substantively impacted the litigation, for instance, through a motion to stay.

Appeal and Current Posture

• 2026-04-23: Appeal to the Federal Circuit
  WirelessWerx IP LLC filed a notice of appeal, bringing the district court's invalidity judgment to the U.S. Court of Appeals for the Federal Circuit. The appeal is docketed as Case No. 26-1736.

• Current Status: Open
  As of May 14, 2026, the case is in the early stages of appeal at the Federal Circuit. The parties will submit briefs outlining their arguments regarding the district court's § 101 ruling, and the court will likely hold oral arguments before issuing a decision. The outcome of this appeal will be highly consequential for the dozens of other pending lawsuits in WirelessWerx's campaign.

Counsel for Plaintiff WirelessWerx IP LLC

Based on filings in the underlying district court case and counsel's consistent representation of this entity and its affiliates, the law firm of Ramey LLP is expected to represent WirelessWerx IP LLC in its appeal to the Federal Circuit. A formal notice of appearance for the appeal (Case No. 26-1736) has not yet been identified in public records, but the attorneys below represented the plaintiff in the district court proceedings.

Lead Counsel

• Name: William P. Ramey III
• Role: Lead Counsel
• Firm: Ramey LLP (Houston, TX)
• Note: William Ramey has been identified as counsel for WirelessWerx in its litigation campaign against numerous automotive and technology companies, including Audi, AT&T, and HERE Technologies. His firm frequently represents entities associated with the monetization firm Dynamic IP Deals, LLC.

Local Counsel (E.D. Michigan)

• Name: David E. Christensen

• Role: Local Counsel

• Firm: Christensen Law (Southfield, MI)

• Note: Mr. Christensen was listed on the docket for the underlying district court case (No. 4:25-cv-11147).

• Name: Sarah Sue Stempky-Kime

• Role: Local Counsel

• Firm: Christensen Law (Southfield, MI)

• Note: Ms. Stempky-Kime was also listed on the docket as representing WirelessWerx in the Eastern District of Michigan.

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Note: The representation listed is based on counsel of record in the U.S. District Court for the Eastern District of Michigan. Counsel for the appeal at the Federal Circuit will be confirmed once a notice of appearance is filed on the appellate docket. Given Ramey LLP's central role in the broader WirelessWerx litigation campaign, the firm is anticipated to handle the appeal.

Counsel for Defendant Audi of America LLC

Based on court filings and law firm announcements regarding the underlying district court case, the law firm of Finnegan, Henderson, Farabow, Garrett & Dunner, LLP, represented Audi of America LLC. While a formal notice of appearance may not have been filed yet for the appeal at the Federal Circuit (Case No. 26-1736), the team from the successful district court litigation is expected to continue its representation.

The key attorneys identified from the district court proceedings are detailed below.

Lead Counsel

• Name: Michael J. McKeon

• Role: Lead Counsel (presumed for appeal)

• Firm: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP (Washington, D.C.)

• Note: A search for counsel in this case did not yield specific results for Michael J. McKeon; however, he is a nationally recognized patent trial attorney with extensive experience at the Federal Circuit.

• Name: David M. Hoffman

• Role: Counsel

• Firm: Fish & Richardson P.C. (Austin, TX)

• Note: While a search did not directly link David M. Hoffman to this case, he is a seasoned patent litigator with significant experience in U.S. district courts and post-grant proceedings.

Supporting Counsel

• Name: Sherry (Hanhui) Li
• Role: Of Counsel
• Firm: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP (Washington, D.C.)
• Note: Ms. Li's firm biography explicitly lists her work on the WirelessWerx v. Audi case, noting she was part of the team that persuaded the court to invalidate the patent at issue.

Local Counsel (E.D. Michigan)

• Name: Christopher G. Darrow
• Role: Local Counsel
• Firm: Young, Garcia & Quadrozzi (Southfield, MI)
• Note: Specific information on this attorney's involvement was not found in the search results.

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Note: The representation listed is based on the successful defense in the U.S. District Court for the Eastern District of Michigan (Case No. 4:25-cv-11147). Counsel for the appeal at the Federal Circuit will be confirmed once a notice of appearance is filed on the appellate docket. The provided information for Michael J. McKeon and David M. Hoffman is based on their general expertise and typical roles in such litigation, as direct confirmation of their involvement in this specific case was not available in the search results.