Taiwan Semiconductor Manufacturing Company Limited v. Marlin Semiconductor Ltd. et al.

IPR2026-00130

The Patent Trial and Appeal Board granted institution for multiple IPRs involving Taiwan Semiconductor Manufacturing Company Limited against Marlin Semiconductor Ltd., allowing the merits phase to proceed.

Jurisdiction
US PTAB
Case Number
IPR2026-00130
Judge(s)
John A. Squires
Decision Date
14 November 2025

Detailed Summary

In this Institution Decision, the USPTO determined that Taiwan Semiconductor Manufacturing Company Limited had met the requirements under 35 U.S.C. § 314(a) for several Inter Partes Review (IPR) proceedings. The Board found a reasonable likelihood of prevailing with respect to at least one challenged claim in the listed dockets, thereby granting institution and moving the cases forward to the merits phase.

Practitioner Note

This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Taiwan Semiconductor Manufacturing Company Limited vs Marlin Semiconductor Ltd. et al. is valuable context for structuring arguments or assessing risk in similar proceedings.

Related Cases

patentIPR2024-01375

Avation Medical, Inc.vsEMKinetics, Inc.

Avation Medical successfully secured the institution of its IPR against EMKinetics, challenging claims 1-13 based on obviousness over combinations of prior art. The Board found that Petitioner adequately supported unpatentability by demonstrating skilled artisans could make the claimed modifications to existing nerve stimulation methods.

patentIPR2024-01175

AMAZON.COM, INC. et al.vsNokia Technologies Oy

Amazon and Nokia have settled their IPR over patent 6,856,701 and jointly request that the settlement documents be kept confidential, moving to terminate the proceeding.

patentIPR2025-00186

Mundra Solar PV Ltd. et al.vsTrina Solar Co. Ltd.

The PTAB issued a Final Written Decision finding that all 11 challenged claims of the solar cell patent were obvious over prior art references. The Board credited the petitioner's evidence, concluding that an ordinary artisan would have combined Chang and Jin to achieve the claimed isolation features with reasonable success.

patentIPR2025-01423

MWE Investments, LLC et al.vsChampion Power Equipment, Inc.

MWE Investments and Champion Power Equipment settled their IPR dispute over U.S. Patent 11,530,654 and jointly requested that the settlement agreement be kept confidential, while MWE moved to withdraw from the proceeding.

patentIPR2024-01240

Silicon Motion Inc. et al.vsK. Mizra LLC

Silicon Motion Inc. has filed an Inter Partes Review petition challenging K. Mizra LLC's patent covering digital signal processing and calibration methods. The petitioner argues that the claimed technology is obvious under 35 U.S.C. § 103, relying on a combination of multiple prior art references.

Arctic Invent — IP Strategy

Dealing with a patent challenge?

Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.

Talk to our patent team →

Disclaimer: This page contains an automated summary based on publicly available judicial records. The content is generated for informational purposes only and does not constitute legal advice. Always verify details against the original source judgment before relying on this information for any legal purpose. If you believe any information is inaccurate, please contact us.

Strategy Consult

Facing a similar patent matter?

Arctic's litigation team uses precedent data like this to build winning arguments.

Get a Strategy Call