Patent Attorney
Douglas I Lewis
Reg. No. 39748
Active
Not accepting new clients
Firm
Kelley Drye & Warren LLP
Kelley Drye & Warren LLP
Location
Chicago, IL 60606
Chicago, IL 60606
Phone
312-857-7073
312-857-7073
Registration Type
ATTORNEY
ATTORNEY
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.