Packet Clearing House, Inc.

Description: Class 41: Education services, namely, providing seminars and workshops in the field of the interconnection of service providers with one another over the Internet; Education services, namely, providing seminars and workshops in the field of Internet topology, economics, routing, technology, and traffic exchange policy, all relating to the interconnection of persons and entities over the Internet
Class 42: Technology consultation and research in the field of the interconnection of service providers with one another over the Internet; Computer security services, namely, restricting unauthorized access to the Domain Name System (DNS); Computer security consultancy in the field of Internet infrastructure, Internet Exchange Points (IXPs), the Domain Name System (DNS), and Domain Name System Security Extensions (DNSSEC)

Description: International hotline telephone system providing communications service between internet infrastructure operators, namely, communications via multinational telecommunication networks

Description: Providing an on-line computer database in the field of Internet infrastructure and topology

Description: Educational services, namely, conducting seminars and workshops in the field of interconnection of services providers with one another over the Internet; Technical consultation and research in the field of interconnection of services providers with one another over the Internet

Description: Class 41: Educational services, namely, conducting seminars and workshops in the field of interconnection of services providers with one another over the Internet
Class 42: Technical and consultation and research in the field of interconnection of services providers with one another over the Internet