KEENE BUILDING PRODUCTS has had an exciting year with new patents. Here is latest patent that adds to a GROWING list of patents and pending applications for entangled net technology.
“A drainage mat for use in building structures, particularly in exterior walls and roofing, to improve drainage and ventilation within such structures. The drainage mat includes a web of extruded polymer monofilaments that are heat welded at junctions to form a matrix of tangled monofilaments. The web includes on its front face an alternating array of ridges and planar regions, each ridge having a substantially trapezoidal shape with a top surface and a base, the width of the top surface being less than the width of the base.”
DRAINAGE MAT
Inventor: James R. Keene, Pepper Pike, OH (US)
Assignee: Keene Building Products Co., Inc.,
Mayfield Heights, OH (US)
Patent No.: US 8,734,932 B2
Date of Patent: May 27, 2014
