Current Role
  • Prior to joining Hagens Berman, Mr. Patterson served as an Assistant United States Attorney at the U.S. Attorney’s Office in Seattle, WA
    • Prosecuted complex fraud cases, including tax fraud, bank fraud, wire fraud, money laundering, and prescription fraud
    • Served as Project Safe Childhood Coordinator; led efforts to investigate and prosecute child pornography and child exploitation cases
    • Led prosecution of large-scale drug trafficking organizations, including cartels and street gangs, to interdict drug smuggling and investigate money laundering
  • Trial Attorney, U.S. Department of Justice Washington, D.C., Tax Division, Northern Criminal Enforcement Section
    • Co-chaired prosecution of two defendants, in separate trials, for scheme to defraud the Cleveland Catholic Diocese
  • Special Assistant U.S. Attorney, U.S. Attorney’s Office for D.C. Nov. 2006-May 2007
    • Prosecuted 22 bench trials in Sex Offense/Domestic Violence Section
  • Associate, Wilmer Cutler Pickering (WilmerHale)
  • Best Financial Investigation in the Nation, Organized Crime and Drug Enforcement Task Force, 2012
  • Outstanding Performance as a Special Assistant U.S. Attorney, U.S. Attorney General, 2010
  • Outstanding Tax Division Attorney, Assistant Attorney General, 2009
  • Outstanding Tax Division Attorney, Assistant Attorney General, 2008
Notable Cases
  • CP4 High-Pressure Fuel Pump Litigation, a series of class action cases against GM, Ford, FCA and Nissan for their use of a defective high pressure fuel pump that generates metallic shavings and can lead to catastrophic failure of the engine
  • In re Animation Workers Antitrust Litig., 14-cv-4062 LHK (N.D. Cal.):  Class-action antitrust case against major animation studios for conspiring to fix wages of their animators; the parties settled the case for $169M
  • In re Generic Pharmaceuticals Pricing Antitrust Litig(E.D. Pa.):  Class-action antitrust case against over two dozen generic pharmaceutical manufacturers for conspiring to fix the price of generic drugs
  • In re Lithium Ion Batteries Antitrust Litig., 12-cv-5129 YGR (N.D. Cal.):  Class-action antitrust case against large battery producers for conspiring to fix prices; the parties settled the case for a total of $113 million.
  • As a federal prosecutor, led or co-chaired 11 federal jury trials, and 22 bench trials
Personal Insight

Although not a Washington state native, Mr. Patterson has quickly adopted Seattle as his hometown. In his spare time, he and his family enjoy the local wineries, lakes and hiking trails.