IP Library
Patent Attorney

John M. Cogill

Reg. No. 74211
Active
Firm
Volpe and Koenig P.C.
Location
Philadelphia, PA 19103
Phone
215-255-9155
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Volpe and Koenig P.C.
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.