Recorded and downloadable computer software for use in educational institutes specifically for use by teachers to automatically conduct and generate evaluations on student course performance and to automatically conduct and generate course materials and questions, and for use by students to automatically conduct and generate self-evaluation on students' course performance and to get personalized learning plans

Carbon monoxide detectors; Smoke detectors; Fire and smoke detectors; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors

Carbon monoxide detectors; Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors; Smoke detectors; Fire and smoke detectors

Safety sensors, namely, smoke detectors, fire detectors, carbon monoxide detectors, and combinations thereof, and accessories for safety sensors, namely, accessories for indicating battery life for safety sensors