From the United States Patent and Trademark Office (USPTO)"
"A trademark can be any word, phrase, symbol, design, or a combination of these things that identifies your goods or services. It’s how customers recognize you in the marketplace and distinguish you from your competitors.
The word “trademark” can refer to both trademarks and service marks. A trademark is used for goods, while a service mark is used for services.
A trademark:
Intellectual property includes any cration of the human mind which can be sold or assigned.
Under United State law, the four types of intellectual property are: