Managing Intellectual Property have just advised me that the vote on the unitary patent has just been postponed. So my post was premature...apologies.
The postponement has to do with Articles 6 to 8 that contain provisions on direct and indirect infringement of patent rights. They allow the European Court of Justice (ECJ) to function as an appeals court within the scope of the patent law. Here's a link to the horse's mouth, as it were.