Patent Attorney
John Sowden Child
Reg. No. 28833
Active
Not accepting new clients
Firm
Paul & Paul
Paul & Paul
Location
Philadelphia, PA 19103-2728
Philadelphia, PA 19103-2728
Phone
215-568-4900
215-568-4900
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.