Patent Attorney
John P O'Banion
Reg. No. 33201
Active
Not accepting new clients
Firm
O'Banion and Ritchey LLP
O'Banion and Ritchey LLP
Location
Sacramento, CA 95814
Sacramento, CA 95814
Phone
916-498-1010
916-498-1010
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.