A fluid filter produced by additive manufacturing that includes a filter body having an entrance face for fluid entrance, an exit face for fluid exit, at least one pore in the fluid filter body extending from the entrance face to the exit face, and at least one pocket in the pore. The fluid containing the particles flows through the pore from the entrance face to the exit face and the particles are directed into the pocket where the particles become trapped in the pocket.
FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT
 The United States Government has rights in this application pursuant to Contract No. DE-AC52-07NA27344 between the United States Department of Energy and Lawrence Livermore National Security, LLC for the operation of Lawrence Livermore National Laboratory.