fundamentally a trademark is to protect the mark of your trade
if you haven't traded (you say you haven't produced any revenue), there's no mark of trade to protect
if you haven't traded (you say you haven't produced any revenue), there's no mark of trade to protect
What about when you start?
You choose a name, patent it, and start: anytime they can take from you that patent until you trade enough? can somebody define that 'enough' ?