ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,669, issued on April 14, was assigned to BATTELLE MEMORIAL INSTITUTE (Richland, Wash.).

"Self-healing polymer-modified cements for ambient temperature applications" was invented by Carlos A. Fernandez (Richland, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Examples of new polymer-modified cement formulations with self-healing capability at ambient temperature are described. These polymer-modified cements can be readily mixed with typical fine and coarse aggregates to build new concrete structures. One example of such a formulation includes a concrete comprising a MBA-BDA polymer having bond forming chemical functionality configured to form ...