ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,019, issued on June 24, was assigned to Northwestern University (Evanston, Ill.) and Yobee Care Inc. (Chicago).

"Vehicles for applying bacteria to skin, scalp, and hair" was invented by Ruchi Gupta (Chicago) and Tarun Jain (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are methods and topical compositions for applying bacteria to skin, scalp and hair. The topical compositions include bacteria in a suitable base vehicle comprising honey for applying the bacteria to skin, scalp and hair. The base vehicle may include additional components such as, but not limited to, plant-based products, micro-nutrients, emollients and plant-sourced...