The patents prevent other people from stealing your idea. That's the point of patents.
As for monetization, there are dozens of revenue generating verticals, with more ideas being drummed up nearly daily. Watch the explainer video on myarknet.io site. These are AR websites that the user owns, and aside from a few free Ark types that will be available on download, there are many premium Arks that will either be a one time or monthly fee.
Market Data 
Markets 
AI
