Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CD

Christopher Donaghy

CPCroda International Plc: 2 patents #73 of 161Top 50%
CACroda Americas: 1 patents #2 of 9Top 25%
Westtown, PA: #35 of 63 inventorsTop 60%
Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #1,943,901 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9862908 Seal swell additive Xin Chen, Alexei Nikolaevich Kurchan 2018-01-09
8470752 Automotive lubricant composition Robert B. Calvert, Andrew Oldfield 2013-06-25