Patent Attorney
John M. Cogill
Reg. No. 74211
Active
Firm
Volpe and Koenig P.C.
Volpe and Koenig P.C.
Location
Philadelphia, PA 19103
Philadelphia, PA 19103
Phone
215-255-9155
215-255-9155
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.