What Do Those Trademark and Copyright Symbols Mean and Do I Need Them?

Those trademark and copyright symbols you see – ®, TM, SM, © – sometimes they might as well as read like hieroglyphics. What do they mean and should you be using them? That’s the question from Monique, who asks:

I have a slogan that I intend to register as a trademark, but I haven’t done so yet. What’s the difference between all those symbols – ®, TM, SM, © – and should I use it for my slogan?

Find out the answer to that question including their proper use and placement in this video: