Patent Attorney
Corwin P. Umbach
Reg. No. 40211
Active
Not accepting new clients
Location
Arlington, VA 22202
Arlington, VA 22202
Phone
703-521-3910
703-521-3910
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.