USPTO trademark record

PQU

Dead mark · Owner Critical Link Inc. · Classes 9

Mark details

Owner: Critical Link Inc.
Serial number: 74646039
Registration number: 1978007
Status: CANCELLED - SECTION 8 (dead)
Classes: 9 (Software / electronics / downloadable media)
Filed: 1995-03-13
Registered: 1996-06-04
Goods / services: optical inspection apparatus for industrial use

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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