Judge Profile

David Cotta

55 IP cases indexed. Covers patent matters.

Cases Presided Over

55 cases indexed | Page 1 of 2

patent instituted · Oct 3, 2025

Amazon.com, Inc. et al. v.AlmondNet, Inc.

· IPR2025-00545

Amazon successfully challenged the '904 patent, leading to its institution after demonstrating a reasonable likelihood of unpatentability. The challenge focused on obviousness (35 U.S.C. § 103) regarding automated profile collection and data targeting methods.

patent denied · Oct 2, 2025

Neurocrine Biosciences, Inc. v.Spruce Biosciences, Inc.

· PGR2025-00032

The PTAB denied institution of a PGR for Neurocrine against Spruce because the patent owner had disclaimed all challenged claims.

patent denied · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

The PTAB denied institution of an IPR for a mercury removal patent (10926218) after the Director remanded the case due to multiple concurrent petitions. The denial was based on following the Director's instruction to prioritize one petition over another.

patent instituted · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00717

PacifiCorp successfully challenged 26 claims of Birchtech Corp.'s patent (10926218) related to flue gas desulfurization, leading the PTAB to find a reasonable likelihood of prevailing on at least one claim. The Board concluded that combining prior art references was an obvious application of known techniques in mercury removal technology.

patent all challenged claims unpatentable · Jul 18, 2025

LiveIntent, Inc. v.Intent IQ, LLC

· IPR2025-01317

LiveIntent successfully challenged Intent IQ’s 7,861,260 patent covering targeted TV ads. The PTAB found all 152 claims unpatentable, deeming them obvious over a combination of prior‑art hotspot and set‑top‑box technologies. The decision also adopted a specific claim construction for “contracted to display a TV ad.”

patent instituted · Apr 18, 2025

Amazon.com, Inc. et al. v.Datonics LLC

· IPR2025-00873

Amazon initiated an IPR against Datonics LLC's patent (US 10984445) concerning profile-based behavioral targeting. The PTAB decided to institute the proceeding, finding a reasonable likelihood that at least one claim is unpatentable as obvious over prior art combinations.

patent terminated or settled · Mar 24, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00687

MidAmerican Energy settled its IPR against BirchTech’s ’370 patent, prompting the Board to terminate the case for MidAmerican while the proceeding remains active against PacifiCorp.

patent denied · Mar 24, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00688

The PTAB denied institution of an IPR petition challenging a mercury removal patent (10933370) because the petitioner had filed a second, ranked petition on the same claims. The Board followed the Director's instruction to select only one petition.

patent instituted · Mar 24, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00687

The PTAB instituted IPR on PacifiCorp's claims against Birchtech Corp. regarding flue gas desulfurization technology, overcoming a time-bar defense raised by the Patent Owner. The Board found Petitioner met the reasonable likelihood standard for institution across multiple grounds of anticipation and obviousness.

patent instituted · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00281

The PTAB instituted an inter partes review of MES’s 10,596,517 patent covering mercury‑removal sorbents after finding the petitioners’ obviousness and anticipation arguments credible.

patent terminated or settled · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00281

Berkshire Hathaway Energy and Pacificorp’s IPRs against BirchTech were terminated for MidAmerican Energy after the parties settled, with the settlement agreement kept confidential.

patent instituted · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00280

The PTAB instituted an inter partes review of MES’s mercury‑removal patent after Berkshire Hathaway Energy demonstrated a reasonable likelihood of success on claims 1‑15 and 17‑30.

patent terminated or settled · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00281

The PTAB terminated the IPR against WEC Energy Group after the parties settled, but the case remains open for Berkshire Hathaway Energy, MidAmerican Energy and PacifiCorp. The settlement agreement is treated as business‑confidential information.

patent terminated or settled · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00280

The PTAB terminated the IPR against WEC Energy Group Inc. after the parties settled, while keeping the case alive for Berkshire Hathaway Energy and its affiliates.

patent terminated or settled · Jan 24, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00280

Berkshire Hathaway Energy and Pacificorp continued their IPRs after MidAmerican Energy settled the dispute. The Board terminated the IPRs as to MidAmerican, treating the settlement as confidential, while leaving the remaining petitioners' cases open.

patent instituted · Jan 17, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00278

The PTAB instituted an inter partes review of MES, Inc.’s mercury‑removal patent after Berkshire Hathaway Energy demonstrated a reasonable likelihood of success on obviousness and anticipation grounds.

patent terminated or settled · Jan 17, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00278

Berkshire Hathaway Energy and Pacificorp petitioned an IPR on BirchTech's patents. A settlement was reached with MidAmerican Energy, leading the Board to terminate the IPR for MidAmerican while keeping it open for the other petitioners.

patent terminated or settled · Jan 17, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00278

The PTAB terminated the IPRs against BirchTech's patent as to WEC Energy Group following a settlement, but the case remains open for Berkshire Hathaway Energy and other petitioners.

patent terminated or settled · Jan 17, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00274

Berkshire Hathaway Energy and Pacificorp settled their PTAB IPRs, leading to termination of the case for MidAmerican Energy while the dispute remains for the other petitioners.

patent instituted · Jan 17, 2025

Berkshire Hathaway Energy Company et al. v.MES, Inc.

· IPR2025-00274

The PTAB instituted an inter partes review of MES, Inc.'s 10,343,114 B2 mercury‑removal patent after Berkshire Hathaway Energy and affiliates demonstrated a reasonable likelihood of success on claims 1‑30, citing obviousness over multiple prior‑art references.

patent instituted · Dec 12, 2024

Entegris, Inc. v.Inpria Corporation

· IPR2025-00267

The PTAB instituted inter partes review of Entegris' challenge to Inpria's 11,673,903 patent covering high‑purity organotin compounds, finding a reasonable likelihood of unpatentability.

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 18, 2024

Azurity Pharmaceuticals, Inc. v.EXELIXIS, INC.

· IPR2025-00210

Azurity Pharmaceuticals failed to convince the PTAB that EXELIXIS's drug formulation patent was unpatentable, resulting in a denial of institution for IPR2025-00210. The Board rejected anticipation arguments based on prior art family relationships and dismissed obviousness claims regarding impurity control.

patent instituted · Nov 1, 2024

Geneoscopy, Inc. v.Exact Sciences Corporation

· IPR2024-00459

Geneoscopy, Inc. successfully petitioned the PTAB to institute an IPR against Exact Sciences Corporation's patent (11634781). The Board found a reasonable likelihood of prevailing on all grounds, specifically regarding obviousness under 35 U.S.C. § 103.

patent final · Nov 1, 2024

Geneoscopy, Inc. v.Exact Sciences Corporation

· IPR2024-00459

The PTAB found all 20 claims of the '11634781 patent unpatentable as obvious under 35 U.S.C. § 103. The Board concluded that combining prior art references, specifically Lenhard, Vilkin, and Itzkowitz, taught or suggested every element of independent claim 1 with a reasonable expectation of success. This decision rejects the Patent Owner's arguments regarding lack of motivation to combine the cited art.

patent terminated or settled · Sep 25, 2024

HIKMA PHARMACEUTICALS USA INC. v.Axsome Malta Ltd. et al.

· IPR2024-01418

Hikma Pharmaceuticals filed an IPR against Axsome Malta’s 11,560,354 patent. The parties settled the dispute early and jointly moved to terminate the proceeding. The Board granted the motion and ordered the settlement agreement to be kept confidential.

patent instituted · Sep 20, 2024

Axion Biosystems, Inc. v.Agilent Technologies, Inc.

· IPR2024-01467

Axion Biosystems successfully navigated the Institution Decision phase in its IPR against Agilent Technologies, leading to the trial of key claims. The Board declined to deny institution, allowing the dispute over cell monitoring and impedance analysis technology to proceed to litigation.

patent instituted · Sep 20, 2024

Solus Advanced Materials Co., Ltd. et al. v.SK nexilis Co., Ltd.

· IPR2024-01463

The PTAB institution decision found that the Petitioner demonstrated a reasonable likelihood of prevailing, instituting trial on all 10 claims. The grounds centered on obviousness (35 U.S.C. § 103), arguing that specific properties of electrolytic copper foil could be achieved by combining various prior art references.

patent final · Sep 20, 2024

Axion Biosystems, Inc. v.Agilent Technologies, Inc.

· IPR2024-01467

The PTAB issued a final decision finding the challenged claims unpatentable over Xu-752 and Jones. The Board concluded that the Petitioner failed to demonstrate non-hindsight motivation for combining the references or making the necessary technical modifications, citing lack of support for millisecond time resolution.

patent all challenged claims unpatentable · Aug 20, 2024

Geneoscopy, Inc. v.Exact Sciences Corporation

· IPR2024-01330

The PTAB held that all 20 claims of Exact Sciences' 11,634,781 patent are obvious over prior art, rendering them unpatentable. Geneoscopy successfully proved the combination of existing fecal screening methods made the claims non‑inventive.

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