Director Sam Raimi, the latest filmmaker to "re-imagine" The Wizard of Oz through his forthcoming production Oz, The Great and Powerful, may have been dealt a blow by a U.S. court decision regarding copyrights pertaining to the classic 1939 film. Although Frank Baum's original novel and its characters are in the public domain, the court has ruled that changes made specifically for the MGM film version remain under copyright. Some of the most iconic elements that audiences associate with the story derive from that film, not the source novel. The ruling could have a major effect on similar plans to capitalize on older films through remaking key elements that were not in the original books. For more click here