Can I pursue a company who has used a exact likeness of my artwork?

It just might be infringement, but that would depend on a few things you didn't mention. Copyright law gives you the right to exclude others from...

What establishes "expression" when it comes to copyright infringement?

Think of a story like Romeo and Juliet. The idea behind the story is a tragic story of star-crossed lovers. The expression of that idea is...

My question is? The papers I signed in the beginning, do they bind me to those companies? I want to go forward on my own. Can I?

Can you move forward with your invention after disclosing the idea to patent services for the limited purpose of getting a proposal for the...

I assume by "I'm legit" you mean you are selling properly licensed DVDs, you purchased elsewhere, not that you have an exclusive license from the...

Using your address for what purpose? If someone is having their mail sent to your address and using it to sign up for mailing lists & deliveries,...

Do they have the legal right to use my name?

Trademarks extend to similarities. Similarities in the marks, and similarities in the product or service. You may have acquired common law...

Will I still be able to publish mine?

You don't get to claim the subject matter by virtue of writing a book about it. Copyright protects the expression, not the ideas or facts the book...

Should I amend my trademark application to seek registration on the supplemental register?

Registration on the supplemental register wouldn't help your case that the mark is more than descriptive. The supplemental register is for...

How do I keep my invention protected from company invention clauses?

Agreed, if you are concerned about the scope and enforceability of a contract provision you really should have the contract reviewed by an attorney...

In a petition to cancel a trademark on descriptiveness grounds are doubts as to descriptiveness resolved in favor of the owner?

Registration confers the rebuttable presumption of the mark's validity, so the petitioner has the burden of proof. In addition, after five years...