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USPTO Patent Rankings Data through Dec 31, 2025
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Purafil — 1 Patent in 2016

Rank (2016): #19,841 of 28,333Top 75%
1 inventors
1 Patents 2016

Top Inventors at Purafil 2016

Showing 1–1 of 1 inventors

RankNamePatents
1 William G. England 1