There are different legal theories used in "sound like" cases. It's problematic but sometimes the rules support the celebrities sometimes not. All...

You don't even describe what court has the case. Federal Rules and state court rules might vary. "Do It Yourself" litigation is a recipe for...

Good answers above. And there might be Federal agencies looking into crime against children. But if it seems too tough to talk to mom or the...

It's not a good idea. There's not enough "art" to be a copyright question so "independent" creation makes no difference and you're probably not...

The general rule is ideas are free for anyone to use, but the "expression" could be copyrightable. If your "expression" is substantially similar...

Retain a lawyer. There are some ambiguities in what you describe but mostly it sounds like you might not be the author. There isn't copyright in...

Good answer above. Patentable subject matter required real technology, not just running something through a computer. The software, particularly...

Good answers above. Canada's trademark laws are much like US, but have some differences. And I'd look at their registration and see if they have...

If it's not commercial it's not a crime. But you might have civil liability and pay statutory damages to the copyright owner.

If truly in the "public domain" then by definition it is free for anyone to use without infringing copyright. As Alexander Hamilton said, though,...