ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,281, issued on July 7, was assigned to Neenah Gessner GmbH (Germany).
"Compostable packaging material" was invented by Armin Niederhuber (Bruckmuhl, Germany) and Sabrina Ruber (Bruckmuhl, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure is directed to a coated paper. The coated paper includes a cellulose layer and at least two coatings on one side of the paper. The first coating applied to the paper is a barrier coating that can be made from a plant or animal derived component, which is preferably water-soluble or water-dispersible, and more preferably water-soluble. The second coating, on the other hand, can be a heat-se...