Patent Agent
John E Pillion
Reg. No. 52122
Active
Not accepting new clients
Firm
Entegris, Inc.
Entegris, Inc.
Location
Billerica, MA 01821
Billerica, MA 01821
Phone
978-436-6694
978-436-6694
Registration Type
AGENT
AGENT
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.