(1) Computer hardware; (2) computer software for searching, retrieving, storing, organizing, displaying, indexing, manipulating and managing data in the fields of science, physical sciences, life sciences, mathematics, chemistry, biochemistry, physics, environmental sciences, astrophysics, medicine, healthcare, computer science, engineering, agriculture economics, marketing, advertising, manufacturing, law, , retail and wholesale sales, product inventory, management and logistics, transportation, investment and financing, news and topical information, travel, software and hardware development, database development and management, education, Internet and extranet management, web site design, development and hosting; and e-commerce; (3) computer software for searching, retrieving, storing and managing data, hierarchical data structures and semi-structured and unstructured data; (4) computer software for data representation technology used for searching, retrieving, storing and managing data, hierarchical data structures and semi-structured and unstructured data