Ownership
From Tardis Wiki, the free Doctor Who reference
According to the Doctor's Five Hundred Year Diary, the character 'Doctor Who', or 'the Doctor', was asked to defend planet Earth from claims of ownership by 'the evil Cosmegalon corporation' in the planned story The Doomsday Contract. (NOTVALID: Tom Baker stars in John Lloyd's lost Doctor Who adventure, The Doomsday Contract)