I think someone stole parts of my screenplay?

Coincidences do happen. Was your work published somewhere that made access to it readily available? Is your work registered with the US Copyright...

Can I contest a trademark?

You might have a remedy to petition to cancel her federal trademark application if you were using the mark in commerce first and her use of it is...

As noted, sure, this can be a big problem if you are found to be distributing infringing content. If you need clarification or have real...

You have to read the licensing terms of the CC agreement carefully. Regards to the name of your podcast, this is a trademark matter and the...

When a person has an ideal and has it notarized, and certified mailed to himself. what protective rights does that person have ?

Ideas are not protectable and doing what you describe does nothing to protect anything else that might be. If you have real concerns about...

Would I be considered a claimant on this copyright?

This is more chewy than you might realize. It really depends on the relationship between you and the other author. It sounds like a it was intended...

Can a silhouette of a celebrity or artist, such as Prince or Madonna, be used t make pins, shirts, et al, for personal profit?

You could be violating their right of privacy and publicity, which are state governed laws that vary. These kick in when one uses the name, image...

As noted, if you are merely repackaging and rebranding a product under your own brand then that is likely going to be considered "reverse passing...

Would i be committing a copyright/ trademark infringement?

As noted, in general, this does not have to be a problem but the context really matters. Before you commit to anything, I suggest that you...

Received email on 4/24/2019 from company claiming to represent owner of image rights that is on a web page used for referral.

Before you response or take any action, I suggest that you consult with a lawyer in private and discuss your objectives in more detail. You can...