Judge Profile

Monica S. Ullagaddi

33 IP cases indexed. Covers patent matters.

Cases Presided Over

33 cases indexed | Page 1 of 2

patent terminated or settled · Oct 1, 2025

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

· IPR2025-00444

LG Electronics and Maxell settled their dispute over U.S. Patent 8,736,729, leading the PTAB to dismiss the IPR before it was instituted.

patent denied · Jul 3, 2025

Skullcandy Inc. et al. v.Earin AB

· IPR2025-00690

Skullcandy’s petition to invalidate Earin’s wireless‑earbud patent was denied. The Board concluded the prior art did not teach key claim limitations, so no reasonable likelihood of success was shown.

patent denied · Jun 3, 2025

Western Digital Technologies et al. v.Godo Kaisha IP Bridge 1

· IPR2025-00701

Western Digital’s IPR petition challenging a magnetic tunnel junction patent was denied, as the Board found the obviousness arguments unpersuasive. No claims were instituted for review.

patent denied · Jun 3, 2025

Western Digital Technologies et al. v.Godo Kaisha IP Bridge 1

· IPR2025-00701

Western Digital Technologies, Inc.'s IPR petition against patent number 10367138 was denied by the PTAB. The Board found that Petitioner failed to establish a reasonable likelihood of success on the merits under Section 103 grounds.

patent terminated or settled · Jun 2, 2025

Apple Inc. v.ImberaTek, LLC

· IPR2025-00584

Apple and ImberaTek settled all disputes in a series of inter partes reviews covering U.S. Patent No. 11,716,816, leading the PTAB to terminate the proceedings before institution. The settlement agreement was designated confidential business information.

patent terminated or settled · May 2, 2025

Apple Inc. v.ImberaTek, LLC

· IPR2025-00576

Apple and ImberaTek settled their inter partes review disputes before the PTAB could institute a trial. The Board granted the joint motions, treated the settlement as confidential, and terminated the proceedings.

patent terminated or settled · Jan 21, 2025

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.

patent terminated or settled · Jan 21, 2025

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

· IPR2025-00520

LG Electronics and Maxell settled their inter partes review of U.S. Patent 10,244,284 B2, leading the PTAB to terminate the proceeding before a trial was instituted.

patent denied · Jan 17, 2025

Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.

· IPR2025-00434

The PTAB denied institution of an IPR challenge against Applied Optoelectronics Inc.'s patent, finding that the petitioner failed to demonstrate a reasonable likelihood of prevailing on anticipation grounds (35 U.S.C. § 102). The Board specifically rejected arguments based on prior art references Shen and Soldano regarding optical receiving devices.

patent terminated or settled · Dec 6, 2024

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC

· IPR2024-01004

Samsung and Staton Techiya jointly moved to end multiple IPRs covering patent 11,710,473. The PTAB granted the termination and partially approved confidentiality of the settlement agreement.

patent instituted · Dec 3, 2024

Texas Instruments Incorporated v.Greenthread, LLC

· IPR2024-00672

Texas Instruments secured a joint IPR, expanding its challenge to Greenthread’s 10,510,842 patent covering graded dopant semiconductor devices. The Board instituted review of all 18 claims and approved the joinder, citing a reasonable likelihood of success and no prejudice to the existing proceeding.

patent terminated or settled · Nov 29, 2024

Samsung Electronics Co., Ltd. et al. v.SiOnyx, LLC

· IPR2025-00162

Samsung and SiOnyx reached a settlement that terminated the inter partes review of U.S. Patent 10,224,359 before the trial was instituted. The Board ordered the settlement and related license agreement to be kept confidential.

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 denied · Nov 22, 2024

Samsung Electronics Co., Ltd. et al. v.SiOnyx, LLC

· IPR2025-00064

The PTAB denied Samsung Electronics' IPR petition against SiOnyx, LLC due to significant overlap with a parallel district court case. The Board found that the proximity of the trial date and overlapping issues outweighed the Petitioner’s strong merits arguments regarding anticipation and obviousness in semiconductor technology.

patent instituted · Sep 27, 2024

Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1

· IPR2024-01493

Western Digital Technologies successfully convinced the PTAB that its claims against Godo Kaisha IP Bridge 1 were non-obvious, leading to the institution of trial on all claims. The Board found a reasonable likelihood of prevailing on Claim 1 based on combinations of Bowen and Sunai prior art.

patent terminated or settled · Sep 24, 2024

Samsung Electronics Co., Ltd. et al. v.SiOnyx, LLC

· IPR2024-01430

Samsung and SiOnyx jointly moved to terminate the IPR over patent 11,069,737 before any trial. The Board granted the motion, dismissing the petition under 35 U.S.C. § 317(a).

patent terminated or settled · Sep 24, 2024

Samsung Electronics Co., Ltd. et al. v.SiOnyx, LLC

· IPR2024-01431

Samsung Electronics and SiOnyx reached a settlement, leading the PTAB to terminate IPR2024-01431 concerning patent 11,069,737 B2. The settlement agreement is kept confidential per statutory requirements.

patent denied · Aug 30, 2024

Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1

· IPR2024-01386

Western Digital Technologies' IPR petition against Godo Kaisha IP Bridge 1 was denied by the PTAB, finding insufficient evidence of obviousness. The Board specifically rejected the argument that substituting CoFeB for Fe would be obvious based on prior art teachings regarding amorphous versus crystalline structures.

patent denied · Aug 30, 2024

Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1

· IPR2024-01384

Western Digital Technologies' IPR challenge against Godo Kaisha IP Bridge 1 regarding Magnetic Tunnel Junctions (MTJ) was denied by the PTAB. The Board found that the Petitioner failed to demonstrate a sufficient motivation to combine prior art references, specifically rejecting arguments based on barrier height optimization.

patent instituted · Jul 26, 2024

Thermaltake Technology Co., Ltd. et al. v.Chen, Chien-Hao et al.

· IPR2024-01230

The PTAB instituted the IPR, finding a reasonable likelihood of unpatentability for at least one claim based on obviousness. The Board specifically found evidence supporting Claim 1 over Lai and Hasegawa, while also noting inconclusive findings regarding Tsuji/Huang combinations.

patent final · Jul 26, 2024

Thermaltake Technology Co., Ltd. et al. v.Chen, Chien-Hao et al.

· IPR2024-01230

The Board found that all originally challenged claims (1-5) were unpatentable under 35 U.S.C. § 103 based on prior art combinations. Furthermore, the Patent Owner's Revised Motion to Amend was denied because proposed substitute claims lacked written description support for a key limitation.

patent terminated or settled · Jun 27, 2024

Hoymiles USA, Inc. et al. v.CyboEnergy, Inc.

· IPR2024-01106

Hoymiles USA and CyboEnergy settled their IPR dispute over U.S. Patent 8,786,133 B2. The Board granted a joint motion to terminate the proceeding and treated the settlement agreement as confidential.

patent terminated or settled · Jun 26, 2024

Samsung Electronics Co., Ltd. et al. v.ST CasesTech, LLC et al.

· IPR2024-01032

Samsung, Harman and ST CasesTech entered a joint settlement, leading the PTAB to terminate eight related IPRs without a final decision. The Board granted confidentiality for the settlement agreement.

patent terminated or settled · Jun 25, 2024

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC et al.

· IPR2024-01031

Samsung, its U.S. affiliate, and Harman jointly moved to terminate their IPRs against Staton Techiya’s patents. The PTAB granted the termination and treated the settlement agreement as confidential business information.

patent terminated or settled · Jun 18, 2024

Samsung Electronics Co., Ltd. et al. v.Staton Techiya, LLC

· IPR2024-01033

Samsung, Harman and Staton Techiya settled their IPR dispute over U.S. Patent 11,750,965. The Board terminated the proceeding by joint motion and treated the settlement agreement as confidential.

patent terminated or settled · May 31, 2024

Ericsson Inc. et al. v.Active Wireless Technologies LLC

· IPR2024-00951

Ericsson and Nokia settled with Active Wireless Technologies, leading the PTAB to terminate three inter partes review proceedings. The settlement agreements were also designated as business‑confidential information.

patent instituted · May 31, 2024

Ericsson Inc. et al. v.Active Wireless Technologies LLC

· IPR2024-00951

The PTAB granted institution for Ericsson Inc. et al.'s IPR challenge against Active Wireless Technologies LLC, finding compelling evidence of unpatentability under 102 and 103. The Board determined that the preliminary record supported a meritorious challenge regarding HARQ-ACK feedback mechanisms in 5G NR PUCCH format adaptation.

patent terminated or settled · Apr 6, 2024

Ericsson Inc. et al. v.Active Wireless Technologies LLC

· IPR2024-00985

Ericsson and Nokia settled with Active Wireless Technologies, leading the PTAB to terminate three inter partes review proceedings. The settlement agreements were also deemed business‑confidential.

patent instituted · Apr 6, 2024

Ericsson Inc. et al. v.Active Wireless Technologies LLC

· IPR2024-00986

Ericsson and Nokia successfully petitioned against Active Wireless Technologies' patent (10785764) in a PTAB decision, leading to institution. The Board found a likelihood of prevailing on the Shin obviousness ground over NB-IoT/LTE multicast services claims.

patent instituted · Apr 6, 2024

Ericsson Inc. et al. v.Active Wireless Technologies LLC

· IPR2024-00985

Ericsson and Nokia successfully petitioned to institute an IPR against Active Wireless Technologies LLC regarding 5G NR PUCCH design claims. The Board found compelling evidence of unpatentability, despite initial concerns raised by the Patent Owner's arguments.

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