Patent Attorney
Mark Edwin Phelps
Reg. No. 28461
Active
Not accepting new clients
Firm
Leydig, Voit & Mayer LTD
Leydig, Voit & Mayer LTD
Location
Chicago, IL 60654
Chicago, IL 60654
Phone
312-616-5600
312-616-5600
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.