I have a standard character trademark and would like to add a logo to it. Must I create a entirely new trademark application?

This is its own separate trademark and will go on its own application. You cannot add it to another filing. For example, "McDonalds" is a text ...

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Can a fired member of the band use my copyrighted material and recreate a second band using the same name?

Regards to the trademark, it would remain with the band assuming that the band had the right to use it to begin with. The material is another...

The copyright affixes automatically, but you cannot enforce a copyright unless it is registered with the US Copyright Office. Registration has...

Can I purchase an nfl product, modify it, and then resell it?

No. The first sale doctrine allows you to sell a legally purchased item without permission from the copyright owner. So in this context you would...

I own patent in my company name and I own a copyright in my personal name for the same technology is that a conflict of interest

I think you need to consult a lawyer and parse this out and you really should not be engaging with other businesses in this manner without proper...

Trademark: my domain/app name ( example: enjoy ), but "enjoyu" already have trademark

You really want to make sure you get the proper attention you need on your trademark upfront. You cannot rely on your search alone, although you...

Would Hy-Vee be infringing on copyright laws if they designed and sold a cake using the "I Like Ike" campaign slogan and design?

I agree with my colleague's assessment. I do not believe this would be an issue in the context of your question. One cannot protect short phrases...

Cease and desist because my item believed to infringe certain of their patent claims?

Of course they can ask. You are under no obligation to comply. If they believe that you are infringing, they are free to sue you in federal court....

Do I have case (website rights)

Maybe. This will require a proper analysis of all the facts and circumstances before anyone could offer an opinion that you can rely upon. I...

Whats my option for conflict with Client? They demand full refund and more.

Your writing makes no sense. it appears you completed the project right and on time right? If so, then why would you refund money? Just because...