A High Court judge in England has ruled that a key Motorola patent being used against Microsoft is invalid, which should result in the lifting of an injunction against Apple. The Motorola patent, for syncing messages across many mobile devices, forms the basis of an injunction that prevents Apple’s iCloud push notification from being used in Germany. Apple is likely to ask for a hearing on staying the ban pending the outcome of any appeals. Judge Richard Arnold not only ruled the patent invalid, but said it should be revoked, since it threatens many other modern services….