Untitled case

This patent infringement litigation, Dialect LLC v. Meta Platforms Inc., Case No. 2:26-cv-00810, is currently unfolding in the Washington Western District Court. The plaintiff, Dialect LLC, is identified as a patent assertion entity (NPE) focused on monetizing intellectual property related to natural language processing and conversational AI. The defendant, Meta Platforms Inc., is a major technology operating company with a significant presence in the social media and immersive technology sectors, and a large workforce in the Puget Sound Region of Washington state.

The core of the dispute involves allegations of infringement against Meta's flagship AI products, including Meta AI across its platforms like Facebook, Messenger, WhatsApp, and Instagram, as well as its Quest headsets operating on Horizon OS, and Ray-Ban Meta Glasses. The case asserts five U.S. patents, including US Patent 9734825B2, which collectively cover foundational aspects of how AI systems interpret, process, and respond to human speech, encompassing speech recognition, natural language processing, and conversational AI technology.

Procedurally, the case initially began in the Western District of Texas (Case No. 7:25-cv-00060) on February 7, 2025. However, it was transferred to the Western District of Washington on March 2, 2026, following a venue dispute, and was then assigned the current case number 2:26-cv-00810. This venue transfer is notable, reflecting increased judicial scrutiny of plaintiff forum selection in patent litigation, particularly against technology companies based in the Pacific Northwest like Meta, which maintains substantial operations in Bellevue and Seattle. The case is significant as it represents an NPE's assertion of foundational natural language processing patents against a broad range of integrated AI-powered hardware and software products from a major tech entity, highlighting the accelerating trend of litigation targeting the AI voice assistant market.

This case, Dialect LLC v. Meta Platforms Inc., originally filed in the Western District of Texas (Case No. 7:25-cv-00060) on February 7, 2025, and subsequently transferred to the Western District of Washington (Case No. 2:26-cv-00810) on March 2, 2026, involves allegations of patent infringement concerning US Patent 9734825, among others. The litigation is ongoing, and as of May 24, 2026, significant developments have occurred in the early stages of the case.

Here's a chronological breakdown of the key legal developments and outcomes:

Filing & Initial Pleadings

• 2025-02-07: Dialect LLC filed the initial complaint against Meta Platforms Inc. in the U.S. District Court for the Western District of Texas, Waco Division (Case No. 7:25-cv-00060). The complaint asserted infringement of five U.S. patents related to natural language processing and speech recognition technology, including US Patent 9734825. The accused products include Meta AI across Facebook, Messenger, WhatsApp, and Instagram, as well as Quest headsets and Ray-Ban Meta Glasses.
• 2025-04-02: Meta Platforms Inc. was served with the summons, making its answer due by April 23, 2025.
• 2025-04-22: Dialect LLC and Meta Platforms Inc. filed a joint motion for an extension of time for Meta to file its answer. The court granted this motion, extending the deadline for Meta to respond to the complaint until June 9, 2025.

Pre-trial Motions of Substance

• 2026-03-02: The case was transferred from the Western District of Texas to the Western District of Washington and was assigned the new case number 2:26-cv-00810. This transfer followed a venue dispute, reflecting increased judicial scrutiny of plaintiff forum selection in patent litigation.

Parallel PTAB IPR/PGR Proceedings

• 2025-08-15: An Inter Partes Review (IPR) petition, IPR2025-01335, was filed against US Patent 9734825 at the Patent Trial and Appeal Board (PTAB).
• Status of IPR2025-01335: The IPR petition against US Patent 9734825 received a "Discretionary Denial" status and was not instituted. This suggests the PTAB chose not to proceed with the review, possibly due to factors such as parallel district court litigation or other discretionary grounds. The Director of the USPTO has recently emphasized a policy of denying institution of IPRs that are seen as attempts to "get a second bite at the apple" after unsuccessful district court proceedings, or those that do not primarily address public interest concerns.

As of May 24, 2026, the case is active in the Western District of Washington. Further details regarding claim construction, discovery, or trial events are not yet publicly available in the provided search results.

In the patent infringement case Dialect LLC v. Meta Platforms Inc., the plaintiff, Dialect LLC, is represented by attorneys from several law firms.

Lead Counsel:

• Garland T. Stephens (Lead Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: Houston, TX
  • Experience Note: Garland T. Stephens has represented Dialect LLC in other patent litigation, including Dialect, LLC v. Google LLC.

• Mark D. Siegmund (Lead Counsel)

  • Firm: Cherry Johnson Siegmund James PLLC
  • Office Location: [Not explicitly stated in search results, but the firm is listed alongside Houston-based Blue Peak Law Group and also served summons in the original Texas filing, suggesting a Texas presence].
  • Experience Note: Mark D. Siegmund was involved in the initial filing and serving of summons for Dialect LLC in the Western District of Texas before the case transfer.

• Richard M. Koehl (Lead Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: New York, NY
  • Experience Note: Richard M. Koehl has represented Dialect LLC in patent litigation against Amazon.com, Inc..

• William D. Ellerman (Lead Counsel)

  • Firm: Cherry Johnson Siegmund James PLLC
  • Office Location: [Not explicitly stated in search results, but the firm is listed alongside Houston-based Blue Peak Law Group].
  • Experience Note: William D. Ellerman is listed as counsel for Dialect LLC in this case.

Other Counsel of Record:

• Robert S. Magee (Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: Palo Alto, CA
  • Experience Note: Robert S. Magee has represented Dialect LLC in patent litigation against Amazon.com, Inc..

• Heng Gong (Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: [Not explicitly stated in search results].

• Kate M. Falkenstien (Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: [Not explicitly stated in search results].

• Justin Lile Constant (Counsel)

  • Firm: Blue Peak Law Group LLP
  • Office Location: [Not explicitly stated in search results].

• Shuya Yang (Counsel)

  • Firm: Cherry Johnson Siegmund James PLLC
  • Office Location: [Not explicitly stated in search results].

It is important to note that while some sources list a broader team including John C. Hueston and Moez K. Kaba of Hueston Hennigan, as well as John S. Skelton and Craig R. Carver, the more direct docket and case information for Dialect LLC v. Meta Platforms Inc. (both the original Texas filing and the current Washington case) primarily names attorneys from Blue Peak Law Group LLP and Cherry Johnson Siegmund James PLLC as counsel for Dialect LLC. Hueston Hennigan attorneys, particularly John C. Hueston and Moez K. Kaba, are known for their extensive trial experience in complex commercial and intellectual property matters. Similarly, John S. Skelton has broad litigation experience, including intellectual property matters for technology companies. Craig R. Carver is a licensed patent attorney with experience in patent infringement cases. Their involvement, if any, beyond what is explicitly stated in the primary case dockets would require further direct examination of docket entries in 2:26-cv-00810.

While specific counsel appearances for Case No. 2:26-cv-00810 are not yet readily available through the provided search results, it's possible to infer likely counsel for Meta Platforms Inc. based on their typical litigation strategies and known in-house and outside counsel. It's important to note that without a direct docket entry listing appearances for this specific case, this information is based on general knowledge of Meta's legal teams and may not be exhaustive or definitive for this particular matter.

In-house Counsel (Likely):

• Allen Lo - Vice President and Deputy General Counsel, Product, IP, and Legal Operations at Meta Platforms Inc.
  • Role: Senior in-house counsel, oversees patent strategy and litigation.
  • Note: Previously led Google's patent defense for Android and built their legal team.
• Katherine Brockway - Associate General Counsel of IP Litigation at Meta Platforms, Inc.
  • Role: In-house counsel, manages domestic and international patent and trade secret litigation.
  • Note: Prior to Meta, she was an associate at Latham & Watkins LLP, focusing on patent and trade secret litigation.
• Amanda Do Couto - Lead Patent Counsel at Meta.
  • Role: In-house counsel, responsible for global patent strategy for various products and tech areas, including WhatsApp, Instagram, Threads, and virtual reality products.
  • Note: Previously practiced patent litigation at a leading global law firm and served as a federal clerk for the US District Courts.
• Luc Dahlin - Associate General Counsel, IP at Meta.
  • Role: In-house counsel, advises on IP risks, mitigations, and messaging across all products, platforms, and features.
  • Note: Prior to Meta, he was a patent litigator for several years.

Outside Counsel (Potential):

Meta often works with prominent law firms for its patent litigation. While no specific firm has been identified for this particular case, some firms Meta frequently engages for patent defense include:

• Foley & Lardner LLP
  • Pavan Agarwal (Partner, Intellectual Property Lawyer)
    • Role: Likely lead or co-lead counsel.
    • Note: Decades of experience advising clients on business impacts of patents throughout its lifecycle, with a concentration on patent litigation and licensing. Emphasis on electronics and automotive technology companies, including AI and autonomous vehicles.

Given the recency of the transfer to the Western District of Washington, specific local counsel appearances may not yet be widely publicized. However, it is common practice for large national firms representing Meta to associate with local counsel for district court proceedings.

It is important to acknowledge that the search results for case number "2:26-cv-00810" also yielded other unrelated cases in different district courts (e.g., Eastern District of Wisconsin, Central District of California, New Jersey District Court). These are distinct from Dialect LLC v. Meta Platforms Inc. and have no bearing on the counsel in this specific case.