ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,205, issued on June 2, was assigned to Extrusion Group LLC (Roswell, Ga.).

"Meltblown die tip assembly" was invented by Michael Charles Cook (Marietta, Ga.), Kurtis Lee Brown (Alpharetta, Ga.) and Micheal Troy Houston (Roswell, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes meltblown methods, assemblies, and systems for polymer production. In one such implementation, a meltblown system provides improved uniform output and reduction of fiber size given certain polymer material and production rate. In certain meltblown implementations, the equipment may be ready and quickly swapped while provided in hot standby mode such t...