07040068 is referenced by 157 patents and cites 109 patents.

Floor covering, including hard floor panels which, at least at the edges of two opposite sides, are provided with coupling parts, cooperating which each other, substantially in the form of a tongue and a groove, wherein the coupling parts are provided with integrated mechanical locking elements which prevent the drifting apart of two coupled floor panels in a direction (R) perpendicular to the related edges and parallel to the underside of the coupled floor panels, and provide a snap-action coupling.

Title
Floor panels with edge connectors
Application Number
10/256183
Publication Number
7040068 (B2)
Application Date
September 27, 2002
Publication Date
May 9, 2006
Inventor
Bernard Paul Joseph Thiers
Oostrozebeke
BE
Mark Gaston Maurits Cappelle
Staden
BE
Stefan Simon Gustaaf Moriau
Gent
BE
Agent
Bacon & Thomas PLLC
Assignee
Unilin Beheer B V besloten vennootschap
NL
IPC
E04B 2/46
View Original Source