"We want everyone here in the expo to know that there are a lot of fraudulent programs online who use the GED name," said Toner. "So we don't want people to be taken advantage of, go online pay $300 for a test, get a diploma and realize that it was actually not a GED test that can be used for job or for a college entrance."

Entertainer Chubby Checker, who popularized the dance, the twist, in the 1960s, introduced a new trademarked candy bar he is selling for charity.

"[It is called] Chubby's Checkerbar. [It's in] a few places, but not big yet. But we think over the next couple of years this bar will be all over the world," said Checker.

For business owners, like Checker, who plan on expanding to global markets, the Expo offered seminars about protecting their brand.

"If infringing goods were being manufactured in China, just by example, and they are being sent from China, they are being sent into the United States. You do not have any rights in China at this time, what is your remedy?" asked Susan Anthoy of the USPTO.

Deborah Cohn says trademark protection extends only to national borders.

"So if you register your mark in the United States, then your rights extend in the United States. You would register it in each country that you want protection in," explained Cohn.

That is what David Holmes has learned today. The musician sells his CDs and performs live.

"When you are using the Internet, that is basically international and as a musician you probably would want your music to go internationally. I know I do," said Holmes.