NEW YORK - Bankrupt law firm Dewey & LeBoeuf on Feb. 24 filed a brief in the U.S. Bankruptcy Court for the Southern District of New York contending that the Bankruptcy Court should deny a motion by a class of former employees that claims that the firm violated federal law when it terminated their employment (Vittoria Conn v. Dewey & LeBoeuf [In Re: Dewey & LeBoeuf], No. 12-12321, Adv. No. 12-01672, Chapter 11, S.D. N.Y. Bkcy.).