ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,329, issued on March 18, was assigned to Kimberly-Clark Worldwide Inc. (Neenah, Wis.).

"Flexible polymer packaging with increased rigidity" was invented by Brandon M. Hokanson (Appleton, Wis.) and Nicholas D. Krueger (Greenville, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flexible container defining an interior volume and having one or more geometric deformations on one or more sidewalls is provided. The flexible container exhibits an increased rigidity due to the one or more geometric deformations such that the flexible container maintains a substantial portion of an internal volume and/or a height of the sidewall(s) of the flexible con...