Microsoft’s attorney downplays impact on patent law if the jurists rule for the company. Attorney: “Microsoft has no interest in dismantling the patent system” Microsoft has said that the burden of proof should be lowered to “a preponderance of evidence” i4i chairman Loudon Owen says a ruling in Microsoft’s favor would be “devastating” to inventors. Apple, Cisco, Facebook, Google and others were among the large technology companies that filed amicus curiae in support of Microsoft.”]