Patent Agent
John A. Otterbein
Reg. No. 80331
Active
Not accepting new clients
Location
Boston, MA 02114
Boston, MA 02114
Phone
908-420-6574
908-420-6574
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.