ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,468,840, issued on Nov. 11, was assigned to Change Healthcare Holdings LLC (Nashville, Tenn.).

"Systems and methods for enforcing policies on electronic health record requests" was invented by Yee Lau (Carol Stream, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "When a healthcare organization submits a request for EHRs on behalf of one or more patients, the policy engine may intercept the request and may determine whether the request complies with one or more policies. The policies may be created based on one or more state and Federal regulations and may relate to who is authorized to request EHRs for a particular patient and what information can b...