Patent Attorney
Gary D Mangels
Reg. No. 55424
Active
Not accepting new clients
Firm
Johnson Matthey Inc.
Johnson Matthey Inc.
Location
Wayne, PA 19089-1998
Wayne, PA 19089-1998
Phone
610-971-3037
610-971-3037
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.