Explore news, videos and much more based on what your friends are reading and watching. Publish your own activity and retain full control. Beyoncé and Jay-Z have filed an application with the U.S. Patent and Trademark Office to protect the name of their infant daughter, Blue Ivy Carter . The new parents have plans to reserve their child's name for possible use as a brand name for a line of baby-related products, including carriages, diaper bags and baby cosmetics. Yes, baby cosmetics are apparently a real thing.