ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,013, issued on March 3, was assigned to The Boeing Co. (Chicago).

"Method and systems using independently controlled pallets for fabricating composite stringers" was invented by Allen James Halbritter (Charleston, S.C.) and Andrew J. Maass (Mt. Pleasant, S.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are methods and systems for manufacturing composite stringers using independently movable pallets with independent vacuum controls. Specifically, a stringer forming system comprises a base plate and a plurality of sets of pallets (e.g., two or more sets of pallets), slidably coupled to the base plate and forming an adjustable cavit...