ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,905, issued on March 31, was assigned to ALPLA WERKE ALWIN LEHNER GMBH & Co. KG (Hard, Austria).
"Fiber-based container" was invented by Florian Muller (Hard, Austria) and Robert Siegl (Dornbirn, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a fiber-based container comprising a first layer made of compressed pulp, which forms a dimensionally stable sleeve and encloses an interior. The sleeve is at least partially coated with a second layer made of a partially crystalline polyester, and the partially crystalline polyester is applied in the form of a fluid or powder."
The patent was filed on June 16, 2022, under App...