Is using stock images in a photography business illegal?

You are bound by the license agreement you accepted when you purchased/downloaded the photo (even if it was free). Some licenses limit commercial...

Can I use a name for my product, if a TESS search found one live trademark using that name for shirt graphics?

If your search came up with the identical name in the apparel class of goods, then you will be subject to liability form the trademark owner. ...

Without more information, the acronym is most likely a registered trademark and you may be considered infringing and/or cybersquatting. I suggest...

Can I use real logos of real college and pro lacrosse teams as well as equipment brands in my app for Android?

In order to use their marks for your app, you will need to obtain permission and then negotiate a license agreement. For this, I would advise to...

Is it possible and/or advisable to patent a jewelry idea?

I had a client in which we copyrighted her jewelry designs.

Phrases are not patentable. A catch phrase is essentially a trademark. Trademarks are protected as a form of property. Owners of valid trademarks...