U.S. federal trademark · Serial No. 76315057
tube for use to treat contaminants in a gaseous stream passing through a gas conduit such as a gas pipe or a gas exhaust pipe, which tube can be coated with sorbents and/or catalyst, and which tube can easily be bent to fit into the gas steam conduit
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.