Protecting your idea is important, but here we hace some advice before you protect your idea. We will give you our honest opinion about when and how is the best moment to protect your idea from our perspective.

You can check patents here: https://patentscope.wipo.int/search/en/search.jsf Or http://invenes.oepm.es/InvenesWeb/faces/busquedaInternet.jsp;jsessionid=qD7wfQLxWo9UBxjEh9Tk2-7d.srvvarsovia2 if you are in Spain.