Comparing the IPC and the US classification systems for the patent searcher
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Cited by:
- José Lobo & Deborah Strumsky, 2019. "Sources of inventive novelty: two patent classification schemas, same story," Scientometrics, Springer;Akadémiai Kiadó, vol. 120(1), pages 19-37, July.
- Maryann P. Feldman & Iryna Lendel, 2010. "Under the Lens: The Geography of Optical Science as an Emerging Industry," Economic Geography, Clark University, vol. 86(2), pages 147-171, April.
- Hain, Daniel S. & Jurowetzki, Roman & Buchmann, Tobias & Wolf, Patrick, 2022. "A text-embedding-based approach to measuring patent-to-patent technological similarity," Technological Forecasting and Social Change, Elsevier, vol. 177(C).
- Hugo Confraria & Vitor Hugo Ferreira & Manuel Mira Godinho, 2021. "Emerging 21st Century technologies: Is Europe still falling behind?," Working Papers REM 2021/0188, ISEG - Lisbon School of Economics and Management, REM, Universidade de Lisboa.
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International patent classification United States patent classification Comparative analysis Classification concordance Re-examination Classification revision;Statistics
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