Company A: copyrighted, licensed application files purchased from company C are installed on company A's computer. Company A purchased a software application from company B and wants company B to convert the data from the application purchased from company C to the new software purchased from company B.
Company B: copies the copyrighted, licensed application files from company A's computer to the computer owned by company B. Company B extracts the data in those files and converts it into the application that it developed for company A