There is a big difference between the current S-1 and the previous one.
In the previous instance, KBLB filed a "completed" S-1 and the SEC replied back within a few weeks.
The current S-1 is a "draft". It has blanks in many critical places. The SEC isn't going to comment on a draft that is missing critical information. That is why there is no response letter posted on the SEC website in regards to this current instance (even though it has been almost 2.5 months since they filed).
The previous S-1 by KBLB was initially started on 3 Nov 2014: