Judge Profile

Hoffman

41 IP cases indexed. Covers patent matters.

Cases Presided Over

41 cases indexed | Page 1 of 2

patent terminated or settled

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

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

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 Final Written Decision

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.

patent final

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 final

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 final

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 Final Written Decision

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 final

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

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

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 all challenged claims unpatentable

Apple Inc. v.DH International Ltd

· IPR2025-00172

The PTAB determined that all 20 challenged claims of the '294 patent were unpatentable under 35 U.S.C. § 103, finding obviousness over combinations of Suga and Gorsuch. The Board successfully rejected the Patent Owner's attempts to narrow key claim terms, upholding the Petitioner's broad interpretation of functional language.

patent instituted

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 instituted

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 denied

AT&T Mobility LLC et al. v.Daingean Technologies Ltd.

· IPR2024-00510

AT&T Mobility LLC failed to secure institution in an IPR against Daingean Technologies regarding 5G cellular communications claims. The Board denied the petition because AT&T could not demonstrate a reasonable likelihood of prevailing on unpatentability, particularly concerning specific claim constructions related to RNTI and information types.

patent denied

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

· IPR2024-00644

The PTAB denied institution of IPR against Daingean Technologies' patent, finding that the petitioner failed to prove its sole prior art reference (R2-1702708) was a publicly accessible printed publication.

patent denied

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

· IPR2024-00730

The PTAB denied AT&T's IPR against Daingean Technologies, finding that the Petitioner failed to show a reasonable likelihood of success regarding claims related to code block segmentation and HARQ-ACKs. The denial hinged on insufficient support for the 'multiple CB/CBG limitation' in both cited prior art references.

patent instituted

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

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 denied

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 instituted

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

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 denied

Samsung Electronics Co., Ltd. et al. v.Secure Wi-Fi LLC

· IPR2024-01366

Samsung Electronics sought to invalidate Secure Wi-Fi LLC's patent (9717005) via IPR, alleging obviousness in Wi-Fi network security claims. The PTAB denied institution under 35 U.S.C. § 314(a), finding that factors weighed against proceeding despite the petitioner's arguments.

patent denied

Samsung Electronics Co., Ltd et al. v.Secure Wi-Fi LLC

· IPR2024-01368

Samsung Electronics' IPR challenge against Secure Wi-Fi LLC was denied by the PTAB, despite arguments regarding prior art and claim scope. The Board based its decision on a holistic application of Fintiv factors, finding that the likelihood of trial before the statutory deadline outweighed other considerations.

patent denied

Samsung Electronics Co., Ltd et al. v.Secure Wi-Fi LLC

· IPR2024-01367

The PTAB denied institution of the IPR petition due to concerns over parallel district court litigation and duplicative efforts. The Board found that the central technical issue remained identical, despite petitioner concessions regarding trial timing.

patent denied

Samsung Electronics Co., Ltd et al. v.Secure Wi-Fi LLC

· IPR2024-01369

Samsung's IPR petition against Secure Wi-Fi LLC was denied by the PTAB. The Board determined that the proximity to a parallel district court trial date weighed heavily in favor of discretionary denial under Fintiv factors.

patent denied

Apple Inc. v.DH International Ltd.

· IPR2025-00173

The PTAB denied Apple Inc.'s IPR petition against DH International Ltd., finding insufficient evidence to establish a reasonable likelihood of unpatentability. The Board rejected the obviousness arguments, specifically criticizing the Petitioner's use of hindsight in mapping prior art limitations onto the claimed electronic device.

patent denied

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 terminated or settled

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 denied

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.

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