AEP Generation Resources Inc. is a subsidiary of American Electric Power Company, Inc. (AEP), a major electric utility in the United States. AEP, headquartered in Columbus, Ohio, was incorporated in 1906 and is a publicly traded company on NASDAQ. American Electric Power is one of the largest electric utility companies in the country, serving over 5 million customers in 11 states, with approximately 17,000 employees and revenues of $21.9 billion in 2025.
AEP Generation Resources Inc. functions as AEP's competitive generation company. It is responsible for providing electric power as part of AEP's diverse portfolio of generating assets. This includes operating power plants that utilize various energy sources such as coal, natural gas, and renewable energy (including solar, wind, and hydro). The parent company, AEP, operates and maintains a vast infrastructure, including approximately 40,000 miles of transmission lines and over 225,000 miles of distribution lines.
In terms of patent litigation, AEP Generation Resources Inc. exhibits the posture of an operating company defending against patent infringement claims. The company has been involved in 1 tracked case as a defendant and 0 as a plaintiff. This activity is concentrated in the U.S. District Court for the District of Delaware.
The notable tracked case involving AEP Generation Resources Inc. is Midwest Energy Emissions Corp. et al. v. Arthur J. Gallagher & Co. et al., filed in the U.S. District Court for the District of Delaware on July 17, 2019. In this case, AEP Generation Resources Inc. is a defendant, alongside numerous other entities. The litigation pertains to patent infringement claims related to mercury control technologies often used in coal-fired power plants. The case has seen continued activity, with a memorandum opinion issued as recently as June 2025.