Siemens Nixdorf acquired the PAS in 1996  but dropped support in 1998. The NPfIT project was claimed to have deployed a total 141 new generation PAS by 2008  but this figure had risen to only 170 by 2010.
In 1996, Siemens Nixdorf acquired the PAS system, but ceased to offer support in 1998. The NPfIT project reportedly deployed a total of 141 modern PAS systems by 2008, although this figure rose to 170 by 2010.