Industry Sector

Energy — US PTAB Patent Cases

107 decisions indexed

Page 1 of 4 · 107 total

patent · Nov 2, 2025

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

· IPR2025-00423

Berkshire Hathaway’s MidAmerican Energy and patent owner Birchtech have settled their dispute over a emissions‑control patent, prompting a joint motion to terminate the inter partes review. The Board is asked to dismiss MidAmerican from the proceeding under 35 U.S.C. §317.

patent · Nov 2, 2025

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

· IPR2025-00423

Berkshire Hathaway Energy and WEC Energy Group filed a joint motion to keep their settlement agreement with Birchtech Corp. confidential under 35 U.S.C. § 317(b). The request seeks to limit public access to the agreement, citing Board rules and regulations.

patent · Nov 2, 2025

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

· IPR2025-00423

Berkshire Hathaway Energy and its affiliates filed a joint motion to terminate the IPR against the ’430 patent for Interstate Power & Light and Wisconsin Power & Light following settlements with BirchTech. The motion cites 35 U.S.C. § 317 and public policy favoring settlement.

patent · Nov 2, 2025

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

· IPR2025-00422

BirchTech Corp. requests Director Review of the PTAB’s decision to institute an IPR against its 10,668,430 patent, arguing the case should be handled in an existing MDL and that the Board misapplied the privity analysis under 35 U.S.C. §315(b).

patent · Nov 2, 2025

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

· IPR2025-00422

WEC Energy Group and BirchTech have settled their IPR dispute over U.S. Patent 10,668,430 and jointly request the PTAB keep the settlement agreement confidential under statutory authority.

patent · Nov 2, 2025

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

· IPR2025-00422

Petitioners and Birchtech have settled their disputes over U.S. Patent 10,668,430, prompting a joint motion to terminate the IPR for Interstate Power & Light and Wisconsin Power & Light.

patent terminated or settled · Nov 2, 2025

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

· IPR2025-00423

The PTAB terminated the IPR against MidAmerican Energy Company after a settlement with BirchTech Corp., while the case continues for Berkshire Hathaway Energy and Pacificorp.

patent terminated or settled · Nov 2, 2025

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

· IPR2025-00422

The IPR against BirchTech’s patent was terminated for MidAmerican Energy Company after a settlement, while the proceeding remains open for Berkshire Hathaway Energy and PacificCorp.

patent · Nov 2, 2025

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

· IPR2025-00423

Berkshire Hathaway Energy’s WEC Energy Group and patent owner Birchtech Corp. have settled their dispute over U.S. Patent 10,668,430. They filed a joint motion to terminate the inter partes review, citing settlement and lack of a merits decision.

patent · Nov 2, 2025

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

· IPR2025-00422

Berkshire Hathaway Energy and MidAmerican Energy have jointly moved to terminate their IPR and keep the settlement agreement confidential, invoking statutory confidentiality provisions.

patent terminated or settled · Nov 2, 2025

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

· IPR2025-00422

MidAmerican Energy and patent owner Birchtech have settled their dispute over U.S. Patent 10,668,430, prompting a joint motion to terminate the inter partes review as to MidAmerican. The Board is asked to dismiss MidAmerican from the IPR pending settlement.

patent · Nov 2, 2025

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

· IPR2025-00423

Petitioners and Birchtech Corp. filed a joint motion to keep their settlement agreements confidential under 35 U.S.C. § 317(b) and related Board rules, seeking to terminate the IPR while protecting commercial terms.

patent · Nov 2, 2025

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

· IPR2025-00422

Berkshire Hathaway Energy and its affiliates have filed a joint motion to terminate the IPR concerning patent 10,668,430 after reaching a settlement with Birchtech Corp. The Board is asked to dismiss the proceeding with respect to WEC Energy Group.

patent · Nov 2, 2025

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

· IPR2025-00423

MidAmerican Energy and patent owner BirchTech jointly moved to keep their settlement agreement confidential and terminate the IPR, invoking statutory confidentiality provisions.

patent · Nov 2, 2025

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

· IPR2025-00422

Petitioners and BirchTech jointly moved to have their settlement agreements treated as business confidential information, invoking 35 U.S.C. § 317(b). The Board is asked to keep the agreements separate from the public patent file.

patent terminated or settled · Nov 2, 2025

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

· IPR2025-00422

Berkshire Hathaway Energy and its affiliates settled an IPR against BirchTech, leading the Board to terminate the proceeding for two petitioners while keeping the case open for the remaining parties. The settlement agreement was treated as business‑confidential information.

patent · Nov 2, 2025

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

· IPR2025-00423

Berkshire Hathaway Energy and affiliates seek PTAB Director review to block an IPR on their mercury‑control patent, arguing the Board’s institution is inefficient and its privity analysis is legally flawed.

patent · Nov 2, 2025

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

· IPR2025-00423

The Director reviewed multiple IPRs challenging several patents and issued an Order supplementing a prior remand. The key issue addressed is the permissibility of multiple petitions challenging the same patent.

patent denied · Nov 2, 2025

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

· IPR2025-00423

The PTAB denied the Patent Owner's request for Director Review, remanding the cases to allow discovery on RPI and privity issues related to time-bar defenses in IPR2025-00423.

patent · Nov 2, 2025

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

· IPR2025-00422

The Director reviewed multiple IPRs against Birchtech's patents, instructing the Board to consolidate parallel proceedings into a single petition per patent if RPI requirements are met.

patent instituted · Nov 2, 2025

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

· IPR2025-00422

The PTAB institution decision found a reasonable likelihood of prevailing for the Petitioners regarding claims covering flue gas pollutant removal. The Board addressed both anticipation and obviousness grounds, concluding that the combination of prior art references was sufficiently motivated to render the asserted claims unpatentable.

patent terminated or settled · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00717

The Board terminated the IPR against MidAmerican Energy Company after the parties settled, but the case continues against PacifiCorp.

patent terminated or settled · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

The PTAB terminated the IPRs against MidAmerican Energy Company after a settlement with BirchTech, leaving the case open only against PacifiCorp.

patent terminated or settled · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

WEC Energy Group and BirchTech Corp have settled their dispute over U.S. Patent No. 10,926,218. They jointly moved to terminate the inter partes review as to WEC, citing 35 U.S.C. § 317. The Board is asked to dismiss WEC from the proceeding.

patent terminated or settled · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

MidAmerican Energy Company and BirchTech Corp. have settled their IPR dispute over U.S. Patent 10,926,218 and filed a joint motion to keep the settlement agreement confidential. The Board is asked to treat the agreement as business confidential information under applicable statutes.

patent terminated or settled · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

WEC Energy Group and BirchTech Corp. jointly moved to terminate an IPR and asked the PTAB to keep their settlement agreement confidential under 35 U.S.C. § 317(b). The Board must decide whether to treat the agreement as business‑confidential information.

patent · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00718

Petitioners and BirchTech Corp. jointly moved to have their settlement agreements kept confidential under 35 U.S.C. §317(b) and related regulations. The Board is asked to treat the agreements as business‑confidential information, limiting public access.

patent · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00717

MidAmerican Energy Company and BirchTech Corp. have settled their dispute over U.S. Patent 10,926,218 and jointly moved to terminate the inter partes review, citing statutory requirements and public‑policy benefits of settlement.

patent · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00717

WEC Energy Group and BirchTech have settled their dispute over U.S. Patent 10,926,218 and filed a joint motion to keep the settlement agreement confidential under federal rules.

patent · Aug 4, 2025

PacifiCorp et al. v.MES, Inc.

· IPR2025-00717

Petitioners and BirchTech filed a joint motion to have their settlement agreements sealed as business‑confidential information, invoking 35 U.S.C. § 317(b) and related Board rules.

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