EO

Ella D. Openstone

EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
📍 Wilmington, DE: #2,050 of 3,182 inventorsTop 65%
🗺 Delaware: #4,431 of 7,163 inventorsTop 65%
Overall (All Time): #3,887,630 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5057121 Process for imparting stain-resist agent Patrick H. Fitzgerald, Joyce Monson Materniak, Mead S. Moores, Ernest Rivet 1991-10-15