Filter screen and integrated valve with a filter screen

An integrated valve assembly having an integral bore, embodied in a housing, in which bore at least one inflow connection is embodied and into which bore a housing cartridge of an integrated valve is inserted,

• wherein, a filter screen is inserted into a flow path of pressure fluid from the inflow connection to an inlet opening of the housing cartridge,
• wherein the filter screen has a retention protrusion, which upon insertion of the integrated valve, is movable from an assembly position into a retention position by elastic deformation of the retention protrusion,
• wherein the retention protrusion includes a plurality of snap-in hooks, and
• wherein the filter screen has a domelike filter dome, and the snap-in hooks end, viewed in an axial direction, approximately in the vicinity of a dome apex.