Patent Attorney
Collin M. Kerkstra
Reg. No. 82590
Active
Not accepting new clients
Location
Grand Rapids, MI 49512
Grand Rapids, MI 49512
Phone
616-617-1524
616-617-1524
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.