Judge Profile

Kevin C. Trock

82 IP cases indexed. Covers patent matters.

Cases Presided Over

82 cases indexed | Page 3 of 3

patent all challenged claims unpatentable

Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.

· PGR2026-00001

In IPR2023‑00454, the PTAB held that all 15 claims of Netlist’s U.S. Patent 11,093,417 are obvious over the combined teachings of the Perego memory‑module disclosure and the JEDEC DDR2 standard, rendering the claims unpatentable.

patent all challenged claims unpatentable

Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.

· PGR2026-00001

Samsung and Micron successfully challenged Netlist’s ’215 memory‑module patent in an IPR, leading the PTAB to find all 29 claims unpatentable as obvious over Perego and the JEDEC DDR2 standard.

patent all challenged claims upheld

Samsung Electronic Co. Ltd. et al. v.Maxell, LTD.

· IPR2025-01307

Samsung’s inter partes review of Maxell’s 11,017,815 B2 video‑profile patent ended with the PTAB finding none of the challenged claims unpatentable, preserving Samsung’s product roadmap.

patent mixed - some claims cancelled, some upheld

Samsung Electronic Co. Ltd. et al. v.Maxell, LTD.

· IPR2025-01307

The PTAB found Samsung’s challenge successful for 11 of the 15 claims of Maxell’s ’815 patent, deeming them obvious over multiple prior‑art references, while four claims remained upheld.

patent all challenged claims unpatentable

Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.

· IPR2025-01431

Samsung and its affiliates successfully challenged all 15 claims of Netlist’s ’417 memory‑module patent in an IPR, finding them obvious over Perego and JEDEC DDR2 standards. The Board adopted the petitioner’s claim constructions and dismissed the patent owner’s defenses.

patent all challenged claims unpatentable

Samsung Electronics Co., Ltd. et al. v.Netlist, Inc.

· PGR2025-00071

The PTAB held that Samsung and its co‑petitioners proved all 15 claims of Netlist’s ’417 memory‑module patent obvious over the Perego disclosure and the JEDEC DDR2 standard, rendering the claims unpatentable.

patent instituted

Palo Alto Networks, Inc. v.Croga Innovations Ltd.

· IPR2024-01421

Palo Alto Networks successfully convinced the PTAB to institute an IPR against Croga Innovations Ltd.'s patent (11223601), challenging all 16 claims on grounds of obviousness. The Board found that the Petitioner's arguments regarding prior art combinations were sufficiently compelling, leading to a trial phase.

patent denied

Samsung Electronics America, Inc. et al. v.Collision Communications, Inc.

· IPR2024-01500

Samsung Electronics America, Inc. faced denial in an IPR proceeding against Collision Communications, Inc., regarding wireless communication patents. The Board found no reasonable likelihood that Samsung could overcome the obviousness challenges under 35 U.S.C. § 103.

patent denied

Fortinet, Inc. v.Croga Innovations Ltd.

· IPR2025-00086

Fortinet's attempt to invalidate Croga Innovations Ltd.'s patent on network security claims was denied by the PTAB. The Board found that Fortinet failed to demonstrate obviousness over prior art, specifically Delco and Adams. This denial maintains the validity of key virtualization and firewall technology for Croga.

patent denied

Charter Communications, Inc. et al. v.Adaptive Spectrum and Signal Alignment, Inc.

· IPR2025-00087

The PTAB denied Charter Communications' IPR against Adaptive Spectrum, citing the Fintiv factors and lack of compelling merits despite strong arguments regarding network optimization technology.

patent denied

Lenovo (United States) Inc. et al. v.Collision Communications, Inc.

· IPR2025-00285

The PTAB denied Lenovo and Motorola's request to institute IPR against Collision Communications regarding patent 6947505. The denial was based on the Petitioner failing to show a reasonable likelihood of success, mirroring a prior adverse ruling in related proceedings.

patent denied

Geotab Inc. et al. v.Fractus, S.A.

· PGR2025-00056

The PTAB denied institution for the petitioner's IPR challenge against a wireless device patent related to antenna complexity. The Board found that the petitioner failed to demonstrate an ordinary skilled artisan would be motivated to combine prior art references, specifically because such combinations violated critical spatial diversity requirements of the patented invention.

patent terminated or settled

Motorola Solutions, Inc. v.STA Group, LLC

· IPR2024-00207

Motorola Solutions and STA Group settled their dispute over Patent 8,145,249, filing a joint motion that led the PTAB to terminate the inter partes review.

patent denied

CUB Elecparts Inc. v.Orange Electronic Co., Ltd.

· IPR2024-00744

The PTAB denied institution of Autel's IPR against Orange Electronic's TPMS patent, finding the petition presented no new prior art or arguments beyond those already considered in a prior reexamination.

patent terminated or settled

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 terminated or settled

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

LG Electronics, Inc. et al. v.Maxell, LTD.

· IPR2025-00392

LG Electronics and Maxell settled their dispute over U.S. Patent 8,339,493 B2. The parties jointly moved to terminate the IPR before the Board could institute a trial, and the settlement agreement was ordered kept confidential.

patent terminated or settled

International Business Machines Corporation v.Croga Innovations Ltd.

· IPR2025-00379

IBM and Croga Innovations settled their IPR dispute over patent 11,178,104. The Board granted the joint motion to terminate, dismissing the petition before a trial was instituted.

patent terminated or settled

Intel Corporation et al. v.Collision Communications, Inc.

· IPR2025-00302

Intel, Lenovo, and Motorola filed a motion to dismiss their IPR against Collision Communications. The PTAB granted the motion, dismissing the petition and terminating the proceeding.

patent terminated or settled

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

LG Electronics Inc. et al. v.Maxell, Ltd.

· IPR2025-00518

LG Electronics and Maxell settled their dispute over U.S. Patent 6,856,760 B2, leading the PTAB to terminate the IPR before a trial was instituted.

patent terminated or settled

LG Electronics, Inc. et al. v.Maxell, Ltd.

· IPR2025-00519

LG Electronics and Maxell settled their dispute over U.S. Patent 7,421,188 B2. The parties filed a joint motion to terminate the IPR, and the Board granted the termination before instituting a trial.

Arctic Invent — IP Strategy

Facing a similar IP matter?

Arctic Invent is a specialist IP firm with deep litigation expertise across India, EU, US, and UK. Our team uses data-driven strategy to build stronger cases.

Consult our team →