Motorola's Droid Copyright Issue

Here is the first commercial that caught my attention and was the inspiration for this blog:

Noticed the fine print about the copyrights?

George Lucas owns the copyright to the word droid?!?!? Even though it is true, it still boggles the mind that Motorola had to pay Lucas and could not come up with any other name for their phone. Does he own rights to the force as well?