Can I sue someone for selling music with my vocals on it?

You need to show any agreements with the band to an intellectual property attorney, in a private consultation. If you are a performer in the...

If you are using someone else's trademarked subject matter to promote your business, their may be a trademark infringement concern. If you are...

Reproduction of a single copy used for teaching a class is probably fair use, and in addition the display of the single copy probably comes under...

Woman sold me fake product can I sue?

You may be able to report counterfeit products to various agencies. Here is a link which may be...

You state "They were not the same quality as the ones in the picture". If you did not get what you paid for, then you may be able to sue to get...

Are unpublished, undergraduate marketing research papers protected intellectual property/trade secrets owned by the student?

If we are talking about just non patented "ideas", it may be possible but difficult to sue for the misappropriation of ideas. You should...

Copyrighted Images in Prototype Unpublished Website

Copyright includes the exclusive right to reproduce the work in copies, if you are reproducing the work in copies as part of this process, then you...

Can I use copyrighted names in a paid informative application without licensing them from the company?

You may want to request permission from Disney. Here is some information that may be helpful. http://www.disneystudiolicensing.com/

Assuming this other trademark has been abandoned and not in use, for more than 10 years, as you appear to indicate, then that trademark may not be...

Policy regarding use of dead trademarks

Generally speaking, your proposed trademark, if confusingly similar to someone else's trademark, may infringe someone else's trademark; it does not...