US Patent 11781252 Woven products

Disclosed is a woven product adapted to be used as a primary backing layer for a surface, ground or floor covering comprising artificial or synthetic grass or turf. The woven product comprises at least a first woven layer and a second woven layer, wherein the first and second woven layers are interwoven, the first woven layer comprises a plurality of warp tapes/threads and a plurality of weft tapes/threads, the warp tapes/threads and the weft tapes/threads of the first woven layer being substantially perpendicular to one another. The second woven layer comprises a plurality of warp tapes/threads and a plurality of weft tapes/threads, the warp tapes/threads and the weft tapes/threads of the second woven layer being substantially perpendicular to one another.