USPTO trademark record

GEOSTACK

Dead mark · Owner Multistack, LLC · Classes 11

Mark details

Owner: Multistack, LLC
Serial number: 85820489
Registration number: 4867405
Status: CANCELLED - SECTION 8 (dead)
Classes: 11 (Appliances / lighting)
Filed: 2013-01-10
Registered: 2015-12-08
Goods / services: ENERGY RECOVERY VENTILATORS; Heat exchange equipment, namely, nanomaterial and polymer membranes; AIR CONDITIONING apparatus and installations; HEATING installations and heat pumps; AIR CONDITIONING …

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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