In September, the Court Of Appeals For The Federal Circuit heard oral arguments in Microsoft’s appeal of a trial court decision awarding i4i hundreds of millions of dollars in damages for patent infringement. Although the appellate decision has not yet been rendered, much of interest may be gleaned from the questions posed by the appellate judges.
Much of the questioning revolved around the fact that the patented invention, a method of editing Extensible Markup Language (XML) files, is only one feature amongst many found in the accused Microsoft Word product.