ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,309, issued on March 24, was assigned to DDP SPECIALTY ELECTRONIC MATERIALS US LLC (Wilmington, Del.) and DUPONT SAFETY & CONSTRUCTION INC. (Wilmington, Del.).

"Process for making a paneled wall having abutment joints sealed by a dual gasket assembly" was invented by Timothy D. Wilson (Wilmigton, Del.), James Dean Katsaros (Wilmington, Del.), Andrea Wagner Watts (Midland, Mich.) and Jeffrey Hutchins (Buffalo, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Process for making a paneled wall comprising a first wall panel module comprising a first wall panel and a dual gasket assembly, a second wall panel, and a sealed abutment joint between the f...