Defendant

Buffington Partners, LLC

1 case as defendant.

Also appears as a plaintiff in 1 case View as plaintiff

Company profile

Buffington Partners, LLC is a privately held entity primarily known for its involvement in patent litigation concerning environmental technologies for coal-fired power plants. No independent public profile detailing its headquarters, founding year, employee count, or revenue range could be verified. It appears to be associated with a group of companies referred to as "CERT Operations" or "CERT Defendants."

Buffington Partners, LLC, as part of the "CERT" group, is linked to operations within the refined coal industry. While specific products or services directly attributable to Buffington Partners, LLC are not publicly detailed, the associated CERT defendants were found to have operations related to mercury control at coal-fired power plants.

In terms of patent litigation, Buffington Partners, LLC is an active two-way litigant. It has been tracked in two cases: one as a defendant and one as a plaintiff. In the U.S. District Court for the District of Delaware, Buffington Partners, LLC was a defendant in Midwest Energy Emissions Corp. et al. v. CERT Operations II LLC et al.. In this case, Midwest Energy Emissions Corp. (also known as Birchtech Corp.) sued the CERT defendants, including Buffington Partners, LLC, for infringing patents related to mercury-capture technology. A jury awarded Midwest Energy Emissions Corp. $57 million in damages, finding willful infringement by the CERT defendants. Buffington Partners, LLC is also listed as a plaintiff in CERT Operations II LLC et al. v. Birchtech Corp. at the Court of Appeals for the Federal Circuit, suggesting an appeal or related action following the District Court's verdict.

Midwest Energy Emissions Corp. et al. v. CERT Operations II LLC et al.

Judgment; On Appeal
Docket:
1:19-cv-01334
Filed:
2019-07
Patents:10596517

Midwest Energy Emissions Corp. and MES Inc. (later Birchtech Corp.) sued 43 defendants for patent infringement. A jury trial concluded in March 2024 with a $57 million verdict against the remaining CERT Defendants. A final $78 million judgment was issued in December 2025, which has since been appealed.