U.S. federal trademark · Serial No. 87868402 · Reg. No. 5735702
UL-181 or UL-181 FX certified insulation tape used exclusively for sealing HVAC ducts and other air connections of air conditioning, refrigeration, heating and ventilation equipment for improving the equipment's energy efficiency
Maintenance of HVAC systems in the nature of sealing and adjusting HVAC unit economizer and ducts to improve energy efficiency
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.