Patent Attorney
Daniel W. Bowen
Reg. No. 76444
Active
Not accepting new clients
Firm
Calfee, Halter & Griswold LLP
Calfee, Halter & Griswold LLP
Location
Columbus, OH 43215-3465
Columbus, OH 43215-3465
Phone
614-621-7018
614-621-7018
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.