ND

Neville Everton Drysdale

EA E.I. Du Pont De Nemours And: 3 patents #18 of 533Top 4%
📍 Newark, DE: #7 of 124 inventorsTop 6%
🗺 Delaware: #27 of 552 inventorsTop 5%
Overall (1997): #12,655 of 185,788Top 7%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5677412 Preparation of poly(ether-urethanes) from cyclic ethers and organic isocyanates 1997-10-14
5641853 Polymerization of cyclic ethers using selected metal compound catalysts 1997-06-24
5635585 Polymerization of, and depolymerization to, cyclic ethers using selected metal compound catalysts Joel David Citron 1997-06-03