USPTO trademark record

MICROLINE

Live registered mark · Owner Duct Doctor Ltd. · Classes 7

Mark details

Owner: Duct Doctor Ltd.
Serial number: 86580239
Registration number: 4850536
Status: SECTION 8 & 15-ACCEPTED AND ACKNOWLEDGED
Classes: 7 (Machines)
Filed: 2015-03-29
Registered: 2015-11-10
Goods / services: High-pressure air operated scraper for use in air duct cleaning comprised of conjoinable rods and conduit which delivers a cleaning nozzle and a cleaning whip into ductwork, for purpose of blowing hi…

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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