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A comment on Google's PageRank patent has expired. Parent comment

Re:Google's PageRank patent has expired by rocqua on Saturday June 01, 2019 @04:49AM (#20068162)
The patent is only for web search, so other applications dont infringe the patent.
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Re:Google's PageRank patent has expired by bbrb on Saturday June 01, 2019 @05:21AM (#20068288)
First sentence of the abstract of the patent:

"A method assigns importance ranks to nodes in a linked database, such as any database of documents containing citations, the world wide web or any other hypermedia database."

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