Identification and Analysis of Technology Emergence Using Patent Classification
RAND NATIONAL DEFENSE RESEARCH INST SANTA MONICA CA
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This report describes a new method for studying the emergence of technologies through the analysis of the relationships between patent applications and issued patents and their assigned classifications and subclassifications, which represents the network of connections between different technology areas. These classifications have been defined by the United States Patent and Trademark Office USPTO and patent organizations in other countries and regions.
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