WarmGlass.com

Don't go any further until you get it straight with this guy. You could end up with a nice design suitable for other uses and not have the ability to use it. You can to the U.S. Copyright website and read a little about "work for hire" "collaborative design" and "derivative ...

I now have access to screen printing for firing gold on glass, but when I was starting out and using brushes, this site was very helpful.

http://www.porcelainpainters.com/GOLD2.html