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USPTO Patent Rankings Data through Sept 30, 2025
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Surjit S. Chhatwal — 1 Patent

Downers Grove, IL: #480 of 824 inventorsTop 60%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,457,945 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6939998 Preparation of 5-tert-butyl-metaxylene using a solid active clay catalyst Larry C. Satek, Stephen C. Jevne 2005-09-06