It would be nice if registering your business name with your province or territory meant that no one else was allowed to use it, but generally, it doesn't. (thebalancesmb.com)
You must choose a name that is different from other registered business names in the state of incorporation. (rocketlawyer.com)
When starting a new business always register your business name, even if it is a home - based business. (rebuildcreditscores.com)