USPTO trademark record

ZERK

Dead mark · Owner Clearshift Corporation · Classes 35, 42

Mark details

Owner: Clearshift Corporation
Serial number: 77474870
Registration number: 4280077
Status: CANCELLED - SECTION 8 (dead)
Classes: 35 (Advertising / retail / business services), 42 (Software / tech services (SaaS, design, hosting))
Filed: 2008-05-15
Registered: 2013-01-22
Goods / services: On-line trading services in which seller or buyer posts products and services to be sold or auctioned and sales or bidding is done via a computer network to facilitate the sale of services and goods …

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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