Judge Profile

Michelle N. Wormmeester

66 IP cases indexed. Covers patent matters.

Cases Presided Over

66 cases indexed | Page 1 of 3

patent mixed - some claims cancelled, some upheld · Aug 5, 2025

Maplebear Inc. d/b/a Instacart v.Fall Line Patents, LLC

· IPR2025-00958

The PTAB found claims 1,2,5,19‑22 of the ’748 patent unpatentable for obviousness over prior art, while claim 7 remained patent‑eligible.

patent terminated or settled · Jul 15, 2025

Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC

· IPR2025-01302

Taiwan Semiconductor Manufacturing Co. and Advanced Integrated Circuit Process LLC settled their IPR dispute over U.S. Patent 8,884,373. The Board terminated the proceeding by grant of a joint motion, citing good cause under 35 U.S.C. § 317.

patent terminated or settled · Jun 27, 2025

Apple Inc. v.Vampire Labs, LLC

· IPR2025-01215

Apple and Vampire Labs reached a settlement, prompting a joint motion that led the PTAB to terminate the inter partes review of patent 8,358,103. The Board granted the termination without addressing the merits.

patent terminated or settled · Apr 4, 2025

Home Depot U.S.A., Inc. v.H2 Intellect LLC

· IPR2025-00480

Home Depot and H2 Intellect settled their dispute, leading the PTAB to terminate the inter partes review of patent 9,779,418 B2. The Board granted the joint motion to terminate and treated the settlement agreements as confidential.

patent terminated or settled · Mar 1, 2025

Amazon.com et al. v.NL Giken Inc.

· IPR2025-00407

Amazon and NL Giken settled their inter partes review dispute before trial, leading the PTAB to terminate the proceeding and keep the settlement confidential.

patent terminated or settled · Dec 17, 2024

Amazon.com, Inc. et al. v.NL Giken Inc.

· IPR2025-00250

Amazon and NL Giken settled their IPR dispute over U.S. Patent 8,094,236 before trial, leading the PTAB to terminate the proceeding.

patent terminated or settled · Nov 25, 2024

Amazon.com, Inc. et al. v.NL Giken Inc.

· IPR2025-00050

Amazon and its affiliates settled the IPR against NL Giken, leading the PTAB to terminate the proceeding.

patent instituted · Nov 25, 2024

Amazon.com, Inc. et al. v.NL Giken Inc.

· IPR2025-00050

Amazon successfully challenged NL Giken's patent (US 10880592) in the PTAB, leading to institution on claims 1-3 and 5. The petitioner argued that prior art references Walker and Chang rendered the claims obvious in the context of digital broadcasting systems.

patent terminated or settled · Nov 9, 2024

Amazon.com, Inc. et al. v.NL Giken Inc.

· IPR2024-01345

Amazon and its affiliates settled the IPR against NL Giken over U.S. Patent 9,948,968. The Board granted the joint motion to terminate, treating the settlement as confidential. The proceeding is now closed.

patent denied · Oct 22, 2024

Innoscience America, Inc. et al. v.Infineon Technologies Americas Corp.

· IPR2025-00010

The PTAB denied Innoscience America's petition to institute IPR against Infineon Technologies regarding patent 9070755. The Board found that factors favoring discretionary denial, such as overlap with a parallel ITC investigation, outweighed arguments for institution.

patent denied · Oct 17, 2024

Google LLC et al. v.Cerence Operating Company et al.

· IPR2024-01465

The PTAB denied institution of an IPR challenging Google and Samsung's claims against Cerence. The denial was based on the advanced stage of parallel district court litigation, which weighed heavily in favor of preventing duplicative proceedings.

patent denied · Oct 16, 2024

Google LLC et al. v.Cerence Operating Company et al.

· IPR2024-01464

The PTAB denied institution of an IPR filed by Google and Samsung against Cerence regarding voice command detection methods. The denial was based on the advanced stage of a parallel district court litigation, making institutional review inefficient.

patent terminated or settled · Oct 9, 2024

Silicon Motion Inc. et al. v.K.Mizra Inc.

· IPR2024-01236

Silicon Motion and K.Mizra settled their IPR dispute over patent 10,331,379 before trial, leading the PTAB to terminate the proceeding and keep the settlement confidential.

patent terminated or settled · Sep 16, 2024

ETN CAPITAL, LLC d/b/a BEECH LANE v.FBA Operating Co.

· IPR2024-01445

The IPR concerning patent 10,890,925 was terminated after the parties reached a settlement. The Board granted the joint motion to terminate and ordered the settlement agreement to be treated as confidential business information.

patent instituted · Sep 16, 2024

ETN CAPITAL, LLC d/b/a BEECH LANE v.FBA Operating Co.

· IPR2024-01445

The PTAB institution decision found that the Petitioner had a reasonable likelihood of prevailing on all asserted grounds (Grounds 1-6). The patent, related to vehicle leveling systems using smart devices, was deemed potentially invalid based on obviousness (35 U.S.C. § 103) when combining prior art references like Thorpe and Clark.

patent terminated or settled · Sep 8, 2024

Silicon Motion Inc. et al. v.K. Mizra LLC

· IPR2024-01241

Silicon Motion and K. Mizra settled their IPR dispute over U.S. Patent 9,111,608. The Board terminated the proceeding without deciding the merits, treating the settlement agreement as confidential.

patent instituted · Sep 8, 2024

Silicon Motion Inc. et al. v.K. Mizra LLC

· IPR2024-01241

Silicon Motion Inc.'s petition against K. Mizra LLC was instituted by the PTAB on grounds of obviousness (§ 103). The Board found a reasonable likelihood of success regarding multiple claims related to DRAM interface circuitry, proceeding toward a full trial.

patent denied · Sep 8, 2024

Charter Communications, Inc. et al. v.Touchstream Technologies, Inc.

· IPR2024-01232

The PTAB denied Charter Communications' IPR petition against Touchstream Technologies, citing failure to demonstrate a reasonable likelihood of prevailing on unpatentability grounds and procedural bar under 35 U.S.C. § 315(b). The Board also construed key terms like 'first format' as distinct from 'second format.'

patent terminated or settled · Aug 28, 2024

Apple Inc. v.NL Giken Inc.

· IPR2024-01277

Apple and NL Giken settled their IPR dispute over U.S. Patent 9,948,968 before the Board instituted a trial. The settlement agreement was deemed confidential and the proceeding was terminated.

patent terminated or settled · Aug 13, 2024

Silicon Motion Inc. et al. v.K. Mizra LLC

· IPR2024-01240

Silicon Motion and K. Mizra settled their IPR dispute over U.S. Patent 9,160,466. The Board terminated the proceeding without a merits decision, treating the settlement agreement as confidential.

patent terminated or settled · Aug 13, 2024

Amazon.com, Inc. et al. v.NL GIKEN INCORPORATED

· IPR2024-01161

Amazon and its affiliates settled an inter partes review against NL Giken’s patent 9,319,615. The Board terminated the proceeding, treating the settlement as confidential.

patent instituted · Aug 13, 2024

Silicon Motion Inc. et al. v.K. Mizra LLC

· IPR2024-01240

Silicon Motion Inc. successfully convinced the PTAB to institute an IPR against K. Mizra LLC's patent, arguing that the technology for high-speed digital communication channel calibration was obvious over various prior art references. The Board found a reasonable likelihood of prevailing on multiple grounds of obviousness (103).

patent instituted · Aug 13, 2024

Amazon.com, Inc. et al. v.NL GIKEN INCORPORATED

· IPR2024-01161

Amazon's IPR petition against NL GIKEN regarding a TV viewing experience patent was instituted by the PTAB. The Board found sufficient evidence to proceed on all 16 challenged claims, focusing heavily on obviousness over Cooper and Slotznick.

patent denied · Aug 1, 2024

Alertus Technologies, LLC v.Desktop Alert, Inc.

· IPR2024-00363

The PTAB denied the IPR petition filed by Alertus Technologies against Desktop Alert, Inc.'s patent (9172765). The Board found that the petitioner failed to demonstrate a reasonable likelihood of prevailing on its obviousness and anticipation challenges.

patent terminated or settled · Jun 28, 2024

FormFactor, Inc. v.Technoprobe S.p.A.

· IPR2024-00933

FormFactor and Technoprobe settled their dispute over U.S. Patent 11,035,885 B2. The Board granted a joint motion to terminate the IPR and kept the settlement agreement confidential.

patent instituted · Jun 28, 2024

FormFactor, Inc. v.Technoprobe S.p.A.

· IPR2024-00933

FormFactor challenges Technoprobe's wafer probing patent (11035885) before the PTAB, arguing anticipation and obviousness. The Board found a reasonable likelihood of prevailing on multiple grounds, instituting the IPR proceeding.

patent terminated or settled · Jun 12, 2024

Comcast Cable Communications, LLC et al. v.Entropic Communications, LLC

· IPR2025-00180

Comcast and Entropic Communications settled their IPR dispute over patent 11,785,275. The Board terminated the proceeding and kept the settlement agreement confidential.

patent denied · Jun 12, 2024

Comcast Cable Communications, LLC et al. v.Entropic Communications, LLC

· IPR2025-00182

The PTAB denied Comcast's request to institute IPR against Entropic Communications regarding a wideband receiver patent. The denial was based on the existence of another parallel petition covering the same claims.

patent denied · Jun 12, 2024

Comcast Cable Communications, LLC et al. v.Entropic Communications, LLC

· IPR2025-00181

The PTAB denied Comcast's second IPR petition against Entropic's wideband receiver patent (11785275), citing the existence of a first, already-instituted parallel proceeding.

patent instituted · Jun 12, 2024

Comcast Cable Communications, LLC et al. v.Entropic Communications, LLC

· IPR2025-00180

The PTAB granted institution for IPR2025-00180, allowing Comcast to challenge Entropic's wideband receiver patent. The Board found a reasonable likelihood of success based on the petitioner's arguments against anticipation and obviousness.

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