Can I sue if I was used on a commercial without signing any type of document?

I highly doubt that you have any claim here in CA or in any state. You elected to participate. If you did not want to participate you could have...

Permission from Disney//Resale in India

Generally, this is fine. Let's leave India out of it for the moment. Once you purchase the product lawfully, you are free to resell it. This falls...

House concerts in California

If you are asking whether holding a public performance in your home changes anything regards to copyright law, it does not. Once you are playing...

Am I going to get sued for copyright?

You may or may not want to pursue a patent here. It does not sound like you have an invention, but if you believe that it would be in your...

Well a no compete clause stand in court.

The agreement will likely be upheld so long as it is reasonable in context and the plaintiff can show that you caused some material harm to his...

Can i use photos of entrepreneurs that i found in google for an iphone app?

No, you may not just use these in this way. First, the images themselves are protected under copyright law. The owner, presumably, is the...

How do they find celebrities real names after they've had a name change? Is there a way to avoid being found out?

Unless you are suggesting that you can not only change your name, but also erase your entire prior life, then it would be rather easy to find out...

Can I patent or trademark this?

This is way too hypothetical for any of us to be helpful here. I suggest that you consult with a lawyer in private and discuss your objectives...

Can I make freehand pencil/marker artworks of NFL or other professional, NCAA, high-school or other teams logos and sell them?

I agree with my colleague. There is no clever way around it. Anytime the market viability of your products hinges on the brand recognition of a...

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Where Can I Find Reliable Information About Fair Use Of Images Online?

If this effort to understand fair use is in anticipation of some business venture, what you really need to do is to consult an IP lawyer in private...