Any assignment related document submitted by epas must include a an identified application or patent number and b one cover sheet to record a single transaction which cover sheet is to be completed on line.

So the patent owner should record the assignment through the uspto rsquo s assignment recordation branch they can use the electronic patent assignment system epas to file a recordation cover sheet along with a copy of the actual patent assignment agreement they should submit this paperwork within three months of the assignment rsquo s date.