reg fee or at worst a wipo for trademark infringement ...
Drop it if you still have grace period to do so.
are you pizza express ?? if not then I guess you are onto a loser with this name hypenated or not any name with tese terms on any extension would be vunerable
They successfully filed and won
pizzaexpress.com UDRP 14 Nov 2000 29 Dec 2000 eRes AF-0576 Name transfer