IP Library
Patent Attorney

J Darwin King

Reg. No. 76347
Active
Not accepting new clients
Firm
Ference & Associates
Location
Pittsburgh, PA 15143
Phone
412-741-8400
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Ference & Associates
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.