Acacia Research Corporation, together with its subsidiaries, invests in, licenses, and enforces patented technologies. It assists patent owners with the prosecution and development of their patent portfolios; protection of their patented inventions from unauthorized use; generation of licensing revenue from users of their patented technologies; and enforcement against unauthorized users of their patented technologies through the filing of patent infringement litigation. The company owns or controls the rights to various patent portfolios, which include U.S. patents and foreign counterparts covering technologies used in a range of industries. It has executed approximately 1,550 license agreements and 193 patent portfolio licensing and enforcement programs. Acacia Research Corporation was founded in 1992 and is headquartered in Newport Beach, California.