Can I use a cappella recordings for my copyright application of original songs?

I don't see that you asked a question. Can you please rephrase and provide an explanation of what your do and what you are asking.

Youtube DMCA Copyright Question

If you got take down notices from UFC, take them down so you don't get sued. Don't comment on their fights again, unless you want a law suit on...

Is it legal to do a parody of a product and also turn it into a different type of product and sell?

It is likely that you will be approached by Campbell's and be accused of infringing their trademark and/or trade dress. You may also be accused of...

Can the originator own the name of an untrademarked, defunct Facebook page with no business/service/original content attached?

It is unclear from the facts that you provided who owns the phrase. You should contact IP counsel to clear the title and name before publishing.

Is this transformative enough to be considered Fair Use under copyright law?

As pointed out below, being transformative is not the test for fair use. The only one who can make a derivative work is the copyright owner. You...

Do we need IP Protection and Trademark for our new website?

You will need trademark clearance and registration (federally via an Intent to Use ITU application) of your word mark and logo (if it has been...

Sorry, this is not an Intellectual Property question. I will reclassify.

I have an idea for a patent that I would like to bring out to the public, without infringing of someone trying to steal my idea

The safest way to do what you are proposing is to work with an experienced Registered Patent attorney and file a provisional patent application...

Do I have rights to my company name?

You are facing a common problem. You started use first in NY and register the company in New York, but that doesn't stop a competitor from...

First to use rule enough to overcome a federal trademark registration?

While federal registration is first to file, trademark rights are based on use. So a prior user could oppose your federal application for...