Is a company responsible for their employees while the emplpoyee is on the job?

It depends on if "something" is within the employment and many other facts. Consult with an attorney with clear details of your situation.

Using a registered trademark without permission is infringement. The USPTO may reject your application, if it is already registered or confuses...

consult with an attorney

How much of a song can I use before I have to pay royalty.

Nothing.

Third party registration of an unregistered Trademark

An unregistered trademark has common-law rights and may be limited to the state or region. Consult with a trademark search firm such as...

How long it takes to complete the entire process for I-130?

It varies, as each individual is unique. The general trend can be followed at the USCIS web.

Can you host a painting class, painting trademarked images, such as sports teams' logos?

Consult with a copyright lawyer.

Does a contractor have to be licensed for an at cost construction contract (no profit contract)?

However, notwithstanding subdivision (b) of Section 143, the court may determine that there has been substantial compliance with licensure...

Probation

There is a proper process in order to have the best chance of obtaining a modification of your probation sentence. Consult with an attorney.

Does a person get automatic visiting rights if they're paying child support?

Child support and visitation rights are two separate issues. Parents have a legal responsibility to support their offspring. The Court will grant...