1. prescribed sets of rules, conditions, or requirements concerned with the definition of terms; classification of components; delineation of procedures, specification of dimensions, materials, performance, design, or operations; measurement of quality and quantity in describing materials, products, systems, services, or practices; or descriptions of fit and measurement of size.
2. products or technologies which have become so pervasive that all or nearly all market participants use them. Ownership of such products and technologies provides a very powerful advantage.