40 Desalination of water; Recycling of chemicals; Rental of water and air purification equipment; Rental of water filters; Rental of water filtration units for commercial use; Rental of water treatment equipment; Services for the treatment of sewage; Water demineralization; Water purification services; Water treatment services
The mark consists of the stylized literal element "TENET". Color is not claimed as a feature of the mark. The wording "TENET" has no meaning in a foreign language.