The following link is to a video describing what a trademark is:
https://drive.google.com/file/d/17DPCn-ECNTkZWcUnmIIlRbr4ShOE6C7_/view?usp=share_link
A blog about intellectual property including trademarks, copyrights, domain names etc.
https://drive.google.com/file/d/17DPCn-ECNTkZWcUnmIIlRbr4ShOE6C7_/view?usp=share_link