Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MG

Marcel John De Groot — 3 Patents

Pfizer: 3 patents #1,614 of 5,153Top 35%
ICIcagen: 1 patents #69 of 88Top 80%
Sandwich, GB: #45 of 150 inventorsTop 30%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Marcel John De Groot has been granted 3 US patents while listed as an inventor at Pfizer. The first was granted in 2013 and the most recent in July 2014. Marcel John De Groot ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Marcel John De Groot in Sandwich, GB.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8772293 Chemical compounds Alan Daniel Brown, Brian Edward Marron, David James Rawson, Thomas Ryckmans, Robert Ian Storer +3 more 2014-07-08 $296,854,000
8685977 Chemical compounds Andrew Simon Bell, Alan Daniel Brown, Russell Andrew Lewthwaite, Ian Roger Marsh, David S. Millan +6 more 2014-04-01 $235,129,000
8592629 Sulfonamide derivatives as Nav 1.7 inhibitors Andrew Simon Bell, Alan Daniel Brown, Russell Andrew Lewthwaite, Ian Roger Marsh, David S. Millan +6 more 2013-11-26 $220,822,000