Originally Posted by
arjen05
In addition to the above answers: your years before the renewal should be 'earned' not granted by Ulti or Amex partner status. Years as a partner platinum usually don't count towards platinum for life.
Though it's not that easy and quite complicated for them to track. Club 2000 for example counts, and some "Platinum invited" granted in the past also count, from my own experience (but that's not a rule).