Judge Profile

Hoffman

41 IP cases indexed. Covers patent matters.

Cases Presided Over

41 cases indexed | Page 1 of 2

patent instituted · Nov 7, 2025

SHENZHEN RONGLIDA TECHNOLOGY CO. LTD. d/b/a ShutterLight v.Pathway IP LLC

· IPR2025-01231

The PTAB instituted the IPR challenge against Pathway IP LLC's '729 patent, finding a reasonable likelihood of success on obviousness grounds. The Petitioner argues that Claim 1 is obvious over Naghi and Dine by combining their respective features to create an optimized webcam illumination device.

patent terminated or settled · Oct 3, 2025

SAMSUNG ELECTRONICS CO., LTD., et al. v.Sinotechnix LLC

· IPR2025-00334

Samsung and Sinotechnix settled their IPR dispute over U.S. Patent 9,412,913 before the trial was instituted. The Board terminated the proceeding and ordered the settlement agreement to be kept confidential.

patent all challenged claims upheld · Aug 15, 2025

Excelliance Mos Corporation v.Force MOS Technology Co., Ltd.

· IPR2025-01433

The PTAB affirmed all nine claims of Force MOS Technology’s ’634 patent after finding Inergy Technology’s IPR unsubstantiated. The Board held that the petitioner failed to prove anticipation or obviousness over Hirler, Shiraishi, and Kobayashi references.

patent instituted · Jul 16, 2025

Guangzho EKO Trading Development Co., Ltd. (aka EKO Development Ltd.) et al. v.Nine Stars Group (U.S.A.) Inc.

· IPR2025-01191

The PTAB instituted IPR proceedings against Nine Stars Group (U.S.A.) Inc., finding a reasonable likelihood that claims 1-24 of patent 10822165 are anticipated or obvious over the prior art reference Wang. The Board accepted Petitioner's arguments regarding functional equivalency, particularly concerning 'automatic driving arrangement' and components like the servo motor.

patent denied · May 28, 2025

Caption Health, Inc. et al. v.University of British Columbia

· IPR2025-01066

Caption Health, Inc.'s IPR challenge against the University of British Columbia's patent was denied by the PTAB. The Board found that the combination of prior art references failed to teach or suggest critical elements related to quality assessment in echocardiographic image analysis.

patent mixed - some claims cancelled, some upheld · Apr 24, 2025

uPI Semiconductor Inc. v.Force MOS Technology Co. Ltd.

· IPR2025-00920

The PTAB found claims 1 and 3–5 of Force MOS’s 7,812,409 patent unpatentable as obvious over Kobayashi and Hshieh, while claims 2 and 6 remained patentable.

patent denied · Mar 26, 2025

SeaSpine Holdings Corporation et al. v.Jackson, Roger

· IPR2025-00773

The PTAB denied an IPR petition filed by SeaSpine Holdings against Roger P. Jackson because the patent owner had disclaimed all challenged claims of U.S. Patent No. 11,399,873 B2.

patent terminated or settled · Feb 13, 2025

SAMSUNG ELECTRONICS CO., LTD., et al. v.Sinotechnix LLC

· IPR2025-00332

Samsung and Sinotechnix settled their IPR dispute over U.S. Patent 7,951,626. The Board terminated the proceeding before trial was instituted and ordered the settlement agreement to be kept confidential.

patent denied · Dec 23, 2024

Tesla, Inc. v.Intellectual Ventures II LLC

· IPR2025-00341

Tesla’s petition to invalidate claims of U.S. Patent 7,181,743 was denied after the Board found no abuse of discretion. The Board held that the prior‑art reference Welch does not disclose the claimed event‑correlation capabilities.

patent denied · Nov 27, 2024

Precision Cancer Technologies Inc. v.Oncoustics Inc.

· IPR2025-00242

Precision Cancer Technologies Inc.'s IPR challenge against Oncoustics Inc. was denied by the PTAB, failing to meet the reasonable likelihood of prevailing standard. The Board found Petitioner failed to sufficiently demonstrate that prior art processed a 'single static set' of raw RF ultrasound data.

patent Final Written Decision · Nov 9, 2024

Google LLC v.DH International Ltd.

· IPR2024-01322

The PTAB issued a Final Written Decision finding that all 20 claims of the '294 patent were unpatentable over prior art references Mooney and Lee. The Board successfully construed key terms like 'activation cue' functionally, agreeing that a quality Bluetooth signal satisfies this requirement.

patent terminated or settled · Oct 12, 2024

Normshield, Inc. d/b/a Black Kite Inc. v.BitSight Technologies, Inc.

· IPR2025-00276

Normshield and BitSight reached a confidential settlement that led the PTAB to terminate IPR2025-00276 before any institution decision. The Board granted the joint motion to terminate and ordered the settlement agreement kept confidential.

patent final · Aug 30, 2024

Apple Inc. v.Varia Holdings LLC

· IPR2024-01364

The PTAB found all 39 claims of patent 8127984 unpatentable under 35 U.S.C. § 103(a). The Board concluded that the claimed 'functional emulation' was obvious when combining prior art references like Willgert and Mooney.

patent final · Aug 30, 2024

Apple Inc. v.Varia Holdings LLC

· IPR2024-01363

The PTAB found all 32 claims unpatentable under 35 U.S.C. § 103 (obviousness). The Board concluded that the combination of Willgert and Mooney, often combined with Holloway and Pitroda, rendered the claimed RFID emulation/voice calling technology obvious to a person of ordinary skill in the art.

patent final · Aug 30, 2024

Apple Inc. v.Varia Holdings LLC

· IPR2024-01362

The PTAB found all 19 challenged claims unpatentable under 35 U.S.C. § 103 based on obviousness over prior art references (Willgert, Mooney, Holloway, Pitroda). The Board adopted the Petitioner's functional interpretation of 'RFID transponder data,' confirming that mobile devices can emulate RFID functionality without physical hardware limitations.

patent final · Aug 21, 2024

Biofrontera Incorporated et al. v.Sun Pharmaceutical Industries, Inc.

· IPR2024-01312

The PTAB found all challenged claims unpatentable by a preponderance of the evidence. The Petitioner successfully argued that combining prior art references (Lundahl and Larsen) rendered the illuminator system obvious to a Person Having Ordinary Skill in the Art (POSITA).

patent instituted · Aug 1, 2024

AT&T Corp. et al. v.Daingean Technologies Ltd.

· IPR2024-00402

The PTAB instituted the IPR against Daingean Technologies Ltd., finding reasonable likelihood of prevailing on claims 1-4. The challenge centers on whether prior art (Lee et al. and Brismar et al.) anticipates or renders obvious the methods for managing System Information Blocks in wireless networks.

patent final · Aug 1, 2024

AT&T Corp. et al. v.Daingean Technologies Ltd.

· IPR2024-00402

The PTAB granted the Patent Owner's revised motion to amend claims 7 and 8, replacing original claims 1-4. The Board found that these substitute claims did not introduce new matter or enlarge the scope of the patent, successfully defeating the Petitioner’s anticipation and obviousness arguments.

patent terminated or settled · Jun 9, 2024

NormShield Inc. (d/b/a Black Kite Inc.) v.BitSight Technologies, Inc.

· IPR2024-01392

NormShield and BitSight reached a confidential settlement, prompting the PTAB to terminate four inter partes review proceedings before institution. The Board granted the joint motion and ordered the settlement to remain confidential.

patent terminated or settled · Jun 9, 2024

NormShield Inc. (d/b/a Black Kite Inc.) v.BitSight Technologies, Inc.

· IPR2024-01394

NormShield and BitSight reached a confidential settlement, prompting the PTAB to terminate four related IPRs before any trial was instituted.

patent terminated or settled · Jun 9, 2024

NormShield Inc. (d/b/a Black Kite Inc.) v.BitSight Technologies, Inc.

· IPR2024-01393

NormShield and BitSight settled their IPR dispute before trial, leading the PTAB to terminate the proceeding and keep the settlement confidential.

patent terminated or settled · Jun 9, 2024

NormShield Inc. (d/b/a Black Kite Inc.) v.BitSight Technologies, Inc.

· IPR2024-01395

NormShield and BitSight reached a confidential settlement, leading the PTAB to terminate four inter partes review proceedings before institution.

patent instituted · May 22, 2024

Abbott Laboratories v.Newtonoid Technologies, LLC

· IPR2024-00932

Abbott Laboratories challenged Newtonoid Technologies' '818 patent, asserting obviousness over prior art references like Prusik and Vaillant. The PTAB issued an institution decision finding a reasonable likelihood of prevailing on all 20 challenged claims.

patent denied · May 7, 2024

Apple Inc. v.S.M.R Innovations LTD et al.

· IPR2024-01050

The PTAB denied Apple's IPR petition against S.M.R Innovations, finding no reasonable likelihood that the 'apparatus for rerouting data' patent would be invalidated based on prior art references like Chihara and BluetoothSpec.

patent instituted · May 7, 2024

Apple Inc. v.S.M.R Innovations LTD et al.

· IPR2024-01048

Apple Inc.'s IPR challenge against S.M.R Innovations LTD et al. was instituted by the PTAB on grounds of obviousness (§ 103). The Board found a reasonable likelihood of prevailing regarding several claims, focusing on how prior art combines to teach all limitations of the asserted claims in data routing and multimedia transmission technology.

patent denied · May 7, 2024

Apple Inc. v.S.M.R Innovations LTD et al.

· IPR2024-01049

The PTAB denied Apple's IPR challenge against Patent 8,711,866 B2, finding that the petitioner failed to demonstrate a reasonable likelihood of success on its grounds of obviousness.

patent denied · May 7, 2024

Apple Inc. v.S.M.R Innovations LTD et al.

· IPR2024-01047

Apple Inc.'s IPR challenge against S.M.R Innovations LTD was denied by the PTAB, finding that Petitioner failed to meet the standard for institution on obviousness grounds (103). The Board specifically found that prior art references did not teach scanning for pre-identified compatible devices as required by the claims.

patent final · May 7, 2024

Apple Inc. v.S.M.R Innovations LTD et al.

· IPR2024-01048

The PTAB found the Petitioner (Apple Inc.) successfully demonstrated unpatentability of 12 claims against S.M.R Innovations LTD et al. The Board determined that the combination of prior art references taught or suggested all limitations for multiple challenged claims, particularly under § 103.

patent instituted · May 3, 2024

AT&T Corp et al. v.Daingean Technologies Ltd.

· IPR2024-00310

AT&T Mobility and others successfully petitioned to challenge Daingean Technologies' patent claims related to random access procedures. The Board found a reasonable likelihood of unpatentability based on obviousness over prior art references Lee1 and Lee2 for claims 4, 5, 6, and 8.

patent Final Written Decision · May 3, 2024

AT&T Corp et al. v.Daingean Technologies Ltd.

· IPR2024-00310

The Board issued a Final Written Decision finding all challenged claims unpatentable. The patent relates to random access procedures in LTE/5G apparatuses and involved significant claim construction regarding power ramping functions.

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