If everyone is buying their own copy of the book then I am not so sure you would have copyright concerns because nothing is being unlawfully copied...

Do I need permission to adapt a recent guitar arrangement of a public domain song for piano?

I would be concerned about the possible copyright issues here. Before you jump into anything, I suggest that you consult with a lawyer in...

Could I trademark a name for my t-shirt company that shares a name with a small coffee chain?

All things being equal, clothing and coffee are very different industries. We are not confused as between Delta Airlines versus Delta faucets even...

You are referring to trademark. Merely using the term within a domain is not infringing use, but you need to make certain you are not presenting...

How much of an original source code has to be changed before it can be considered custom?

No easy answers here. The entire agreement will need to be looked over. I suggest that you consult with a lawyer in private and discuss your...

Business Name - Intellectual Property Rights ?

A simple search for that term at the USPTO calls up over 500 results. So it is a saturated term which can be both good or bad. Good because it...

In general I agree, but it ultimately depends on the context. If you are specifically commenting on a team and their branding, etc. then in that...

How can IMDB get away with quoting movies while I'm leery with short quotes in a book?

Using quotes will generally be permitted. This is largely because using what amounts to a very small portion of a much larger body of work will not...

What qualifies as trademark infringement?

Presumably, the term is used across a lot of different goods and services. Before you invest in any trademark make sure you get some legal...

Can I trademark a design using the logo of another company and my own phrase if I received permission to use the logo?

The logo presumably is already assigned to whomever has granted you the right to use it. Your right to it in this context is really through a...