Patent Agent
Tong Li
Reg. No. 47748
Active
Not accepting new clients
Firm
E. I. duPont de Nemours and Company
E. I. duPont de Nemours and Company
Location
Wilmington, DE 19880-0323
Wilmington, DE 19880-0323
Phone
302-695-2550
302-695-2550
Registration Type
AGENT
AGENT
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.