Patent ID: 9381619
Filing Date: 2016-07-05
CPC Classification: B24B,B24D

Claim Text:
1. A method of sanding a work surface, the method comprising the steps of: (a) providing a sheet of sandpaper comprising: (iv) a non-slip coating layer on the second major surface, the non-slip coating layer having a rough or randomly textured surface and configured to selectively fold over onto itself, bond to itself, and release from itself such that, when bonded to itself, the non-slip coating layer has an adhesion level that is less than a cohesive strength of the non-slip coating layer, whereby the non-slip coating layer is not damaged when the non-slip coating layer is separated from itself; (b) engaging the non-slip coating layer with at least one of a hand and a manually operated tool; and (c) moving the sandpaper over the work surface.