Could I use a registered phrase as a domain name for my website without trademark infringment?

As the others have said, it depends. Whether you'd be committing trademark infringement depends on a number of factors, frequently the similarity...

Are the individual common words within a trademarked name or phrase protected?

It depends. As Walter pointed out, sometimes the US Patent and Trademark Office requires registration applicants to disclaim certain words within a...

I would I would like to put a few words from a song on a t-shirt that I will be selling, do I need to get permission?

It depends on if the owner of the song has a trademark (or less likely, a copyright) on the words. If the owner of the song is using the phrase as...

Do I need (1.) a trademark, or (2.) a copyright to protect a catchy unique name logo for sportswear to sell commercially?

A trademark is more likely to protect what you're thinking of. You generally only enjoy trademark protection while you're actually using the mark...

Yes, copying the book by hand would also be copyright infringement. Copyright protects "original works of authorship fixed in any tangible medium...

It only voids your previous mark to the extent that you're no longer using the prior mark in commerce for the applied-for goods and services....

Copyright or trademark?

I agree with Changi and David. Trademark will protect your name, not copyright. If the Italian company doesn't have a US trademark registration...

In addition to what the others have said, if the application was still alive, the USPTO considers the "literal element" (the actual words) to leave...

Not to mention, if you sought to register the mark with the USPTO, there's also a good chance they'd find the name "merely descriptive," meaning...

You could apply to register the copyright for the design of the toys, which protects the original, creative, nonfunctional elements of the toys....