Follow this link to check if your keywords are trademarked in the US : Trademark Electronic Search System

Trademark Database

Trademarked words/phrases Goods and Services
Just Do It
Think Different
I'm Lovin' It
Have a Coke and a Smile
Because You're Worth It
The Happiest Place on Earth
The Ultimate Driving Machine
t's Finger Lickin' Good
Can You Hear Me Now?

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