USPTO trademark record

S SEMCO

Dead mark · Owner SEMCO LLC · Classes 6, 11, 17

Mark details

Owner: SEMCO LLC
Serial number: 86172057
Registration number: 4588639
Status: CANCELLED - SECTION 8 (dead)
Classes: 6 (Metal goods), 11 (Appliances / lighting), 17 (Rubber / plastics)
Filed: 2014-01-22
Registered: 2014-08-19
Goods / services: Duct work for use with ventilation systems, namely, metal ventilating ducts; Rotary heat exchangers for use with ventilation systems; Sound barrier panels for use along highways and other transportat…

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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SSEMCOLive

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S SEMCODead

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S SEMCODead

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S SEMCODead

Classes 9 (Software / electronics / downloadable media) · SEMCO SALES & SERVICE, INC.

ESEMCOLive

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