Patent Attorney
John W Zerr
Reg. No. 56009
Active
Not accepting new clients
Location
Pittsburgh, PA 15237
Pittsburgh, PA 15237
Phone
724-866-3938
724-866-3938
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.