APPARATUS AND INSTRUMENTS FOR DENTAL TREATMENT, NAMELY, ULTRASONIC TIPS; [ INSTRUMENTS FOR DENTAL TREATMENT, NAMELY, NON-ULTRASONIC SCALERS, TIPS AND PROBES, MOUTH GUARDS FOR MEDICAL PURPOSES; APPARATUS AND INSTRUMENTS FOR DENTAL TREATMENT, NAMELY, SPECIAL JIGS, SURGICAL KNIVES AND DENTAL CURETTES FOR USE IN SCRAPING OUT A FOCUS OF PERIODONTAL DISEASE ]

EDUCATIONAL SERVICES, NAMELY, PROVIDING CLASSES, COURSES, SEMINARS, TOURNAMENTS, EXAMINATIONS, AND TESTS IN THE FIELD OF COMPUTER EDUCATION; AND PROVIDING TRAINING IN THE USE AND OPERATION OF COMPUTERS AND SOFTWARE

computer programs for multi-user and multi-point electronic collaboration among work groups with simultaneous voice and data exchange for work flow management, for resource planning and management, for programming application development and for communications applications, namely, audio and video conferencing, telephony, and data sharing