Patent Attorney
Bryan J Leitenberger
Reg. No. 61012
Active
Not accepting new clients
Firm
Lempia Summerfield Katz LLC
Lempia Summerfield Katz LLC
Location
Chicago, IL 60603
Chicago, IL 60603
Phone
312-854-8367
312-854-8367
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.