Right, but why would anyone file a patent on stolen IP? It would both defeat the purpose of stealing the IP in the first place, and put a target on their backs.
"Hey, we licensed that patent from $(thief). We thought it was legit! We're innocent. All the liability for our infringement falls on $(thief)."
He said one one of the ways they catch soldiers who go AWOL is to show up when they file for veterans benefits.