Patent Attorney
Lawrence M. Chen
Reg. No. 67768
Active
Not accepting new clients
Firm
Siemens
Siemens
Location
Buffalo Grove, IL 60089
Buffalo Grove, IL 60089
Phone
847-243-3121
847-243-3121
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.