Activity index: Proportion of corporate patents in a particular class granted to inventors resident in a specific country divided by the proportion of all patents granted to inventors resident in that country.
Affiliate: A company or business enterprise located in one country but owned or controlled (10% or more of voting securities or equivalent) by a parent company in another country; may be either incorporated or unincorporated.
Gross value-added: Gross output minus the cost of purchased intermediate inputs and supplies.
Intellectual property: Intangible property that is the result of creativity; the most common forms of intellectual property include patents, copyrights, trademarks, and trade secrets.
"Not obvious": One criterion (along with new and useful) on which an invention is judged to determine its patentability.
Triadic patent family: An invention for which patent protection is sought in the United States, Europe, and Japan.