ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,549, issued on March 25, was assigned to Life Technologies Corp. (Carlsbad, Calif.).

"Systems and methods for a collapsible chamber with foldable mixing element" was invented by Stephan Kaiser (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present set of embodiments relate to a system, method, and apparatus for culturing cells within a cell culture vessel having a mixing element. The cell culture system includes a flexible portion and a mixing element disposed therein. The mixing element includes a suspended foldable portion. The system is configured to reduce shear stress on cells without compromising mixing efficiency. This ...