ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,049, issued on May 27.

"Formulation of ear drops and methods for delivery thereof for treating upper respiratory infections" was invented by Subhash Dhawan (Gaithersburg, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An otic application for treatment of an upper respiratory infection of an upper respiratory system of a human or animal subject, the otic application including an antiviral agent to inhibit viral replication or infection, and at least one oil to facilitate transport of the antiviral agent to the upper respiratory system of the subject, such that the otic application is configured for use within an ear of the subject for treating th...