Why Did Facebook Trademark The Word “Book”? Is That Legal?
In 2012, Facebook’s user agreement set off some red flags. When users logged into their Facebook accounts, they agreed that: “You will not use our copyrights or trademarks (including Facebook, the Facebook and F Logos, FB, Face, Poke, Book and Wall), or any confusingly similar marks, except as expressly permitted by our Brand Usage Guidelines or with our prior written permission.” What does that legalese …