U.S. federal trademark · Serial No. 79276029
Permanent electrical controllers for electrical isolation of the network and of the appliances supplied; electronic apparatus for electric installation monitoring; electronic apparatus for permanent monitoring of electrical insulation and operation
Research and studies in the field of electrical power distribution
Maintenance, repair, checking and testing of these devices
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.