Patent Attorney
Christopher P O'Hagan
Reg. No. 46966
Active
Not accepting new clients
Firm
Ross Joyner PLLC
Ross Joyner PLLC
Location
Dallas, TX 75201
Dallas, TX 75201
Phone
972-661-9400
972-661-9400
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.