IP Library
Patent Attorney

Joseph T Helmsen

Reg. No. 54163
Active
Not accepting new clients
Firm
DLA Piper LLP
Location
Philadelphia, PA 19103-7300
Phone
215-656-2480
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at DLA Piper LLP
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.