Patent ID: 8578675

Claim:
A surface element designed to be assembled together with similar surface elements to form a plurality of joined surface elements: the surface element comprising a core, a decorative upper surface, an opposed lower surface and at least four edges disposed between the upper and lower surfaces; the four edges comprising a first edge and a second edge defining a first pair of opposite sides, and a third edge and a fourth edge defining a second pair of opposite sides; wherein the first edge of the surface element comprises a first male joining member and a second edge comprises a first female joining member; the first male joining member comprising a tongue and the first female joining member comprising a groove; the first male joining member and the first female joining member being configured such that two surface elements can be coupled and vertically as well as horizontally locked at respective edges by rotational movement; wherein the third edge and the fourth edge comprise a snapping hook and undercut, one of the snapping hook or undercut being formed by a separate spring part; and wherein the third and fourth edges are adapted to connect with adjacent edges via vertical motion resulting in vertical as well as horizontal locking.