U.S. federal trademark · Serial No. 79057966 · Reg. No. 3627295
Technical project studies in the field of water purification, water processing, sludge treatment, and sewage purification plant construction and maintenance; design planning of water purification, water processing, sludge treatment, and sewage purification plants; architectural consultation; engineering services; research in the field of environmental protection
Construction, installation, retrofitting, maintenance and repair of plants for mechanical, chemical and/or biological water purification, water processing and sludge treatment; construction, installation, retrofitting, maintenance and repair of clarifying installations, sewer systems and/or sewage purification plants; construction of electrical switching and control installations
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.