USPTO trademark record

KORFIL

Live registered mark · Owner Concrete Block Insulating Systems, Inc. · Classes 19

Mark details

Owner: Concrete Block Insulating Systems, Inc.
Serial number: 74406326
Registration number: 1875273
Status: REGISTERED AND RENEWED
Classes: 19 (Building materials)
Filed: 1993-06-23
Registered: 1995-01-24
Goods / services: insulated building blocks and insulating inserts therefor

Register data indexed 2026-11-07. Bulk records trail live filings — check the official USPTO search for the latest status before filing.

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