The WordPress community took a big step forward today when Matt announced that Automattic has donated the WordPress trademark to the non-profit WordPress Foundation. Moving forward, the Foundation will be responsible for safeguarding the trademarked name and logo from misuse toward the end of protecting WordPress and preventing confusion among people trying to figure out if a resource is “official” or not.
Read more: http://wordpress.org/news/2010/09/trademark-to-wpf/