Following X/Open's acceptance that its requirements for the use of the UNIX trademark were met, version 5.44 and subsequent releases were published as Reliant UNIX by Fujitsu Siemens Computers.
För att leva upp till X/Opens krav för användningen av varumärket UNIX gavs version 5.44 och senare ut som Reliant UNIX, av Fujitsu Siemens Computers.