Used, blocking and sleeping patents: Empirical evidence from a large-scale inventor survey
| Autor: | Torrisi, Salvatore, Gambardella, Alfonso, Giuri, Paola, Harhoff, Dietmar, Hoisl, Karin, Mariani, Myriam |
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| Zdroj: | In Research Policy September 2016 45(7):1374-1385 |
| Databáze: | ScienceDirect |
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Full Text from ScienceDirect