ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,926, issued on April 14, was assigned to The Procter & Gamble Co. (Cincinnati).

"Treatment compositions with modified amino acid dimers for delivering a benefit agent" was invented by Sean N. Natoli (Liberty Township, Ohio), Gregory Scot Miracle (Liberty Township, Ohio) and Rajan Keshav Panandiker (West Chester, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "Treatment compositions that include modified amino acid dimer compounds, which may be useful for delivering certain benefit agents such as perfume raw materials or antibacterial agents. Methods of making and using such compounds and compositions. Related precursor compounds and premix comp...