U.S. federal trademark · Serial No. 73256033 · Reg. No. 1194649
Containers Made of a Material in the Nature of Transparent Organic Plastic for Storing and Examining Filters with Collected Particulates Thereon, Especially for Use in Determining the Particulate Content of Air or Other Fluids and for the Collection of Samples for Such Determinations
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.