seoskunk - 12:09 am on Mar 17, 2013 (gmt 0)
I highly doubt that Amit Singhal would waste his time on pagerank when he found better factors to rank webpages from.
Does Google even own pagerank by the way?
The patent is assigned to Stanford University and not to Google. Google has exclusive license rights on the patent from Stanford University. The university received 1.8 million shares of Google in exchange for use of the patent; the shares were sold in 2005 for $336 million