U.S. federal trademark · Serial No. 78608729 · Reg. No. 3379343
Nitrogen generators and coefficient heaters for use in high voltage electrical equipment
Load tap changer oil filtration for use in high voltage electrical transformers
High voltage electrical transformer components, namely, an inert air system, namely, a system of providing an inert air cap as a means of oil preservation from moisture to monitor and regulate the supply and working pressures and alarm upon pressures out of tolerable ranges; dehydrator breathers, namely, air regulating systems which remove moisture from high voltage electrical equipment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.