Barratt hasn't scored a point since the United States' opening game of the tournament, but he'll also play in the medal round after his team's 3-1 victory over the Czechs.
Talvitie and the Finns will take on Switzerland in the semifinals on Friday, January 4.
"There is now an opportunity to not only continue using the term appropriately, but also to protect against possible improper use of the federal registration of Happy Valley by a third party – for example, not allowing a vendor to tie the term with the promotion of excessive drinking," Penn State spokesperson Rachel Pell wrote in a statement.
Givens is the fourth Penn State player to choose to skip his final year of eligibility in favor of the 2019 NFL Draft.
Darien will transfer away from Penn State to be closer to his family.
Bates joined fellow starter Connor McGovern as the second Penn State offensive lineman to declare for the NFL Draft on Wednesday.