OECD Patent Statistics Manual

OECD Patent Statistics Manual

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This manual provides guiding principles for the use of patent data in the context of SaT measurement, and recommendations for the compilation and interpretation of patent indicators in this context.9. The USPTO uses a classification with seven categories: unassigned (those patents for which the inventors have not yet ... is imposed, i.e. if record A is matched to record B, and B to C, then the three are regarded as the same inventor.

Title:OECD Patent Statistics Manual
Publisher:OECD Publishing - 2009-02-05


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