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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John McLean Simpson — 7 Patents

Pfizer: 7 patents #741 of 5,153Top 15%
Upper Nyack, NY: #9 of 16 inventorsTop 60%
New York: #20,477 of 115,490 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
John McLean Simpson has been granted 7 US patents while listed as an inventor at Pfizer. The first was granted in 2012 and the most recent in June 2017. John McLean Simpson ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list John McLean Simpson in Upper Nyack, NY, US.

Patents per Year

Patents granted per year, 2012 to 2017Bar chart with a peak of 3 patents in 2014.peak 32012: 1 patents20122014: 3 patents20142015: 1 patents20152016: 1 patents20162017: 1 patents2017

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9675681 Shortened purification process for the production of capsular Streptococcus pneumoniae polysaccharides Yonghui Yuan, Mark Edward Ruppen, Wei Sun, Ling Chu, James Patch +2 more 2017-06-13
9351986 Calicheamicin derivative-carrier conjugates Arthur Kunz, Justin Keith Moran, Joseph Thomas Rubino, Neera Jain, Eugene Joseph Vidunas +6 more 2016-05-31
8999697 Shortened purification process for the production of capsular Streptococcus pneumoniae polysaccharides Yonghui Yuan, Mark Edward Ruppen, Wei Sun, Ling Chu, James Patch +2 more 2015-04-07
8835611 Calicheamicin derivative-carrier conjugates Arthur Kunz, Justin Keith Moran, Joseph Thomas Rubino, Neera Jain, Eugene Joseph Vidunas +6 more 2014-09-16
8747857 Calicheamicin derivative-carrier conjugates Arthur Kunz, Justin Keith Moran, Joseph Thomas Rubino, Neera Jain, Eugene Joseph Vidunas +6 more 2014-06-10
8652480 Shortened purification process for the production of capsular Streptococcus pneumoniae polysaccharides Yonghui Yuan, Mark Edward Ruppen, Wei Sun, Ling Chu, James Patch +2 more 2014-02-18
8153768 Calicheamicin derivative-carrier conjugates Arthur Kunz, Justin Keith Moran, Joseph Thomas Rubino, Neera Jain, Eugene Joseph Vidunas +6 more 2012-04-10