Working with IP that we don't own, where to stop supporting clients?

Good questions and ideas, but the solution may not be easy or thorough. Maybe the safest thing would be to have the customer agree before...

Are there any circumstances in which I can legally sell a text-heavy art print with a celebrity’s image?

Yes, you'd be violating right of publicity.

PRINTING SHIRTS WITH PARTIAL LEGAL NAME FOR BRAND?

If you have a state registered trade name, like a corporation or LLC, presumably what you mean by a "legal name", and if it does not infringe...

Does a trademark have to be identified in its use, with (tm) or registration mark (®) in order to claim it as a trademark?

No, you do not need to use either the TM or "Circle R" ®. Additionally, you cannot use the ® unless you have a national trademark registration --...

Can I pursue legal action for someone using my daughter’s image to promote their movie without permission?

What you describe sounds like a violation of your daughter's right of publicity. You should retain a lawyer familiar with that area of law. Glad...

My husband used to work for a big music star. This singer had a web show that my husband was the musical director for years.

If your husband's image is being used but he signed a release then they can probably continue to use it. If he did not sign a release then it will...

I am writing a book. How can I get it patented so no one reprints it without paying me?

That would be copyright not patent. Go to the Copyright Office website.

Can I sue Instagram?

Whether or not, and where, you can sue Instagram depends on what the terms of service, to which you agreed, say. Download and save all their terms...

You may publish. If they were unpublished when you filed, it was true when you certified the truth by signing the application. If you get another...

You'd probably be sued. In theory you could assert a nominative fair use defense, but taking that to a final judgment might cost as much as one of...