ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,643, issued on Dec. 2, was assigned to Quadrant Plastic Composites AG (Lenzburg, Switzerland).
"Planar composite material" was invented by Burak Baser (Aarburg, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sheetlike composite material including at least one layer A of a nonwoven thermoplastic fiber web or a thermoplastic film, and at least two unidirectional oriented-fiber layers B and B', the layers B and B' having a bidirectional fiber orientation. The layers are not only needled but also stitched to one another."
The patent was filed on April 15, 2020, under Application No. 16/849,535.
*For further information, including images, ...