Patent Attorney
Karl A Dierenbach
Reg. No. 55875
Active
Not accepting new clients
Location
Centennial, CO 80112
Centennial, CO 80112
Phone
720-515-2753
720-515-2753
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.