Patent Agent
William Langfitt Krayer
Reg. No. 19542
Active
Not accepting new clients
Firm
William L. Krayer
William L. Krayer
Location
Pittsburgh, PA 15243
Pittsburgh, PA 15243
Phone
412-489-3944
412-489-3944
Registration Type
AGENT
AGENT
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.