Can I make a coffee mug with a cauliflower ear (Wrestler's/BJJ/Judo/Boxer's/MMA ear) on it if it's already been made?

Whatever you produce it has to be original. I would check design patents on this and make sure no one has claimed anything that might be an issue....

Can I purchase dietary supplements from a known manufacturer and resell as my own under my own brand?

As noted, the issue when you remove another's label and merely replace it with your own is reverse passing off, which is a form of trademark...

Is a scientific discovery or fact copyrightable?

Any creative expression will be covered by copyright law automatically. Then you register the work with the US Copyright Office so to perfect your...

Can we register a product with same name in the same class if products are different?

No, don't contact anyone at this point. Before you invest in any trademark make sure you get some legal guidance upfront. It is of course best...

Why will a company not answer my question?

If Amazon has a policy that allows for anonymity when sending items then Amazon is not going to give you information they are not permitted to...

You should get some solid advice on this. It sure sounds like you would be considered infringing here by creating derivative works. Before you...

Why aren't first responder lip sync videos not taken down from social media?

I assume that rights owners selectively police their content. If it is associated with something they find favorable then they don't send a strike...

You need permission assuming this work is not in the public domain, which in general will be any work published prior to 1924. This is because your...

A real summary will not be a problem. But in this area it is very easy to cross the line. So much will depend on what you use, how much you use...

How to protect a Monopoly-like board game? What tools will help? (copyright law? or what?)

Patent may be relevant for this, but not necessarily. That is a conversation you should have with counsel if you feel that might be a worthy...