Class 4: Either:
$250 fee at the time of submission plus $250 annually thereafter, falling due on the anniversary of allocation, OR
$1,000 perpetual fee at the time of submission
Class 3: Either:
$500 fee at the time of submission plus $500 annually thereafter, falling due on the anniversary of allocation, OR
$2,000 perpetual fee at the time of submission
Class 2: Either:
$750 fee at the time of submission plus $750 annually thereafter, falling due on the anniversary of allocation, OR
$3,000 perpetual fee at the time of submission
Class 1: Either:
$1000 fee at the time of submission, and $1000 annually thereafter, falling due on the anniversary of allocation, OR
$4000 perpetual fee at the time of submission