In reference to the patent: EP0999335A1
The patent was filed on 04.11.2019 and will expire 20 years after (06.11.2018 is priority date). The patent was validated in Netherlands and anual fees have been up to now been paid on time. Note that the patent application was granted as EP0999355B1, but was amended by limitation procedure on 2011. You now should refer to the claims of EP0999355B3.