Tag Archives: Play Doh

Trademark Trivia: Which of the following is NOT a (federally) registered trademark?

A. The smell of Play-Doh
B. Harry Potter’s Marauder’s Map password, “I solemnly swear I’m up to no good”
C. The basketball sensation around Jeremy Lin, “Linsanity”
D. Paris Hilton’s catchphrase, “that’s hot”

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