/lib/udev/rules.d/55-ippusbxd.rules is in ippusbxd 1.32-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | # ippusbxd udev rules file
ACTION=="add", SUBSYSTEM=="usb", ENV{DEVTYPE}=="usb_device" ENV{ID_USB_INTERFACES}=="*:070104:*", OWNER="root", GROUP="lp", MODE="0664", TAG+="systemd", PROGRAM="/bin/systemd-escape --template=ippusbxd@.service $env{BUSNUM}:$env{DEVNUM}", ENV{SYSTEMD_WANTS}+="%c"
|