Unified Patents, LLC v. Palisade Technologies LLP

Unified Patents, LLC, a member-based organization dedicated to deterring the assertion of low-quality patents by non-practicing entities (NPEs), initiated an Inter Partes Review (IPR) against Palisade Technologies LLP. Unified Patents operates by challenging patents owned by NPEs, often referred to as "patent trolls," through IPRs at the Patent Trial and Appeal Board (PTAB), thereby aiming to reduce frivolous litigation and foster innovation without directly engaging in licensing or monetary transactions with NPEs. Palisade Technologies LLP, on the other hand, is identified as a patent assertion entity (PAE) that leverages its patent portfolio through licensing and litigation. Palisade acquired several patent assets, including the patent at issue, from Western Digital and its SanDisk subsidiaries shortly before initiating an infringement lawsuit against Micron Technology in October 2024.

The IPR, designated IPR2025-01009, targeted U.S. Patent No. 9,281,314, which broadly relates to semiconductor architectures and covers innovations in memory architecture and solid-state storage technologies. This patent was among five asserted by Palisade Technologies against Micron Technology, Inc. in a district court case (7:24-cv-00262) in the Western District of Texas, where the accused products included solid-state storage devices and memory modules, such as LPDDR5 memory integrated circuits (ICs) and solid-state drives (SSDs, incorporating 3D NAND, USB-C ports, and voltage regulators).

The procedural posture of this case is before the Patent Trial and Appeal Board (PTAB) and carries the status "Not Instituted - Procedural." The PTAB serves as an administrative forum for challenging patent validity, offering a potentially more efficient and cost-effective alternative to district court litigation. An IPR is often employed as a defensive strategy against patent infringement lawsuits. The "Not Instituted - Procedural" status indicates that the IPR did not proceed to a full trial on the merits due to a procedural reason, rather than a substantive evaluation of the patentability arguments. While the specific procedural reason for IPR2025-01009 is not detailed in publicly available summaries, such denials can stem from factors like a voluntary withdrawal by the petitioner, procedural defects in the petition, or discretionary denials by the PTAB under its evolving guidance, particularly concerning parallel district court litigation or new rules requiring stipulations from petitioners.

This case is notable due to several factors. It highlights the prevalent strategy of NPEs like Palisade Technologies in asserting patents acquired from operating companies against other manufacturers, particularly in the competitive semiconductor and memory technology sectors. Concurrently, Unified Patents' involvement underscores its unique role as an anti-NPE organization that proactively challenges patents to deter what it perceives as abusive litigation. The IPR's direct linkage to an active district court infringement case (Palisade v. Micron) exemplifies the common interplay between PTAB proceedings and traditional patent litigation. Finally, the "Not Instituted - Procedural" outcome is significant in the context of the PTAB's recent shifts under the USPTO Director's heightened scrutiny and revised rules regarding IPR institution, which can lead to discretionary denials, especially when parallel litigation exists.

The legal proceedings concerning U.S. Patent No. 9,281,314 involved both a district court patent infringement lawsuit and a parallel Inter Partes Review (IPR) at the Patent Trial and Appeal Board (PTAB).

Key Legal Developments and Outcome:

1. Patent Acquisition and District Court Filing:

• July 2024: Palisade Technologies, LLP was formed.
• August 7, 2024: Palisade Technologies, LLP acquired U.S. Patent No. 9,281,314, among other patents, from SanDisk Technologies LLC, a subsidiary of Western Digital.
• October 16, 2024: Palisade Technologies, LLP initiated a patent infringement lawsuit against Micron Technology, Inc. in the U.S. District Court for the Western District of Texas (Case No. 7:24-cv-00262). The complaint asserted five patents, including U.S. Patent No. 9,281,314, alleging infringement related to solid-state storage devices and memory modules.

2. IPR Petition and Discretionary Denial:

• January 22, 2025: Unified Patents, LLC, acting on behalf of its member Micron Technology, Inc. and Micron Semiconductor Products, Inc., filed an Inter Partes Review (IPR2025-01009) petition challenging the validity of U.S. Patent No. 9,281,314.
• October 17, 2025: The Patent Trial and Appeal Board (PTAB) issued a decision denying institution of IPR2025-01009 on procedural grounds, specifically through a discretionary denial. Palisade Technologies, LLP had filed a request for discretionary denial (Paper 11), to which Micron Technology, Inc. and Micron Semiconductor Products, Inc. filed an opposition (Paper 13). The Board's decision was based on a "totality of the evidence and arguments presented," noting the parallel district court litigation and the timing uncertainty regarding a final written decision from the IPR relative to the scheduled district court trial. The Board also found that arguments claiming examiner error during the patent's prosecution were not persuasive.
• November 21, 2025: Following the PTAB's denial, Micron Technology, Inc. and Micron Semiconductor Products, Inc. submitted requests for Director Review of the discretionary denial decision. Palisade Technologies, LLP filed a response opposing these requests.

3. District Court Outcome:

• January 26, 2026: The district court case, Palisade Technologies, LLP v. Micron Technology, Inc. (7:24-cv-00262), was dismissed with prejudice by the U.S. District Court for the Western District of Texas. This dismissal permanently prevents Palisade Technologies, LLP from re-filing the same infringement claims in any forum. The swift resolution, without a publicly reported trial, suggests the case was resolved through a negotiated settlement or dispositive motions.

Unified Patents, LLC, as the petitioner in IPR2025-01009, is represented by both its in-house legal team and, typically, by external counsel for specific IPR proceedings. While the precise counsel for this particular "Not Instituted - Procedural" IPR (IPR2025-01009) is not explicitly detailed in the provided search results for this specific case, information regarding Unified Patents' general counsel and common outside counsel in IPRs can be compiled.

In-House Counsel (Unified Patents, LLC - Chevy Chase, MD):

• Jonathan Stroud - General Counsel
  • Role: General Counsel, overseeing corporate and legal operations including patent reviews, appeals, licensing, and district court work. He also manages a team of attorneys.
  • Relevant Experience: Stroud has extensive experience in post-grant patent office proceedings, having served as Chief Intellectual Property Counsel and Chief Patent Counsel at Unified Patents. He was previously a patent attorney at Finnegan, Henderson, Farabow, Garrett & Dunner, LLP, and a patent examiner at the USPTO. He has represented Unified Patents as in-house counsel in various IPR proceedings and Federal Circuit appeals.
• Roshan Mansinghani - Head of Operations / Legal Head-NPE
  • Role: Head of Operations at Unified Patents. Previously identified as Legal Head - NPE.
  • Relevant Experience: Mansinghani has served as in-house counsel for Unified Patents in IPR proceedings and appeals.
• Kelly Hughes - Senior Patent Counsel
  • Role: Senior Patent Counsel.
  • Relevant Experience: Hughes has represented Unified Patents as in-house counsel in IPR proceedings.
• Alyssa Holtslander - Trademark Managing Counsel
  • Role: Trademark Managing Counsel.
  • Relevant Experience: Holtslander has represented Unified Patents as in-house counsel in IPR proceedings.
• Matt Beck - (Role not specified, but noted as "now at Unified Patents")
  • Role: Joined Unified Patents from Haynes and Boone.
  • Relevant Experience: Previously represented Unified Patents in IPRs while at Haynes and Boone.

External Counsel (Commonly used by Unified Patents for IPRs):

Unified Patents frequently engages outside law firms for their IPR petitions. Firms identified in other IPR proceedings for Unified Patents include:

• Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P. (Washington, DC)
  • Potential Attorneys: P. Andrew Riley, Kai Rajan (listed as counsel for Unified Patents in a 2016 IPR).
  • Relevant Experience: Finnegan has represented Unified Patents in IPRs and Federal Circuit appeals. They are recognized among the top firms for petitioners' counsel institution rates at the PTAB.
• Haynes and Boone, LLP
  • Potential Attorneys: Jon Bowser, Angela Oliver, Michael McCarty (previously represented Unified Patents in IPRs). Joseph Matal, a partner at Haynes and Boone, has participated in webinars with Unified's counsel on patent quality.
  • Relevant Experience: Haynes and Boone attorneys have represented Unified Patents in various IPR proceedings.

While specific counsel for IPR2025-01009 is not detailed in the available information, it is highly probable that Unified Patents, LLC engaged a combination of its in-house counsel and one of the aforementioned external firms, consistent with their established practice in challenging patents at the PTAB.

Palisade Technologies LLP, the defendant (Patent Owner) in IPR2025-01009, is represented by attorneys from Nelson Bumgardner Conroy P.C..

The counsel of record for Palisade Technologies LLP are:

• David T. DeZern (Lead Counsel)
  • Firm: Nelson Bumgardner Conroy P.C., Dallas, Texas
  • Note: DeZern is identified as lead counsel for Palisade Technologies in this IPR and a related district court case against Micron Technology, Inc..
• Justin B. Kimble (Back-Up Counsel)
  • Firm: Nelson Bumgardner Conroy P.C., Dallas, Texas
  • Note: Kimble is identified as back-up counsel for Palisade Technologies in this IPR proceeding.