U.S. federal trademark · Serial No. 86294670 · Reg. No. 4707040
Automated reminder services to customers for air filter replacement; Providing temporary use of on-line non-downloadable software for use in tracking and scheduling maintenance services for heating and air conditioning equipment and sending electronic mail for maintenance reminders notifying customers to replace the air filter at the recommended time intervals
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.