Bottom line: if your "hybrid" logo can be found to cause a likelihood of confusion with the MLB logo then you may be liable for trademark...

Is it legal for me to resell business contact lists?

In regards solely to the intellectual property issues, there does not seem to be a trade secret issue since the lists were sold to you and contain...

Drawing lessons vs trademarks

I would recommend reviewing the "Fair Use' defense in the copyright act and under the U.S. Trademark laws. Fair Use provides certain limited...

Slogan

Slogans are protectable via U.S. Trademark Law. However, the valuation of any intellectual property (e.g. patents, trademarks, copyrights etc...)...