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“Wacky” patents meet economic indicators

  • Czarnitzki, Dirk
  • Hussinger, Katrin
  • Schneider, Cédric

We investigate whether standard indicators can distinguish between “wacky” patents and a control group. Forward citations are good predictors of importance. However, “wacky” patents have higher originality, generality and citation lags, suggesting that these indicators should be interpreted carefully.

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Article provided by Elsevier in its journal Economics Letters.

Volume (Year): 113 (2011)
Issue (Month): 2 ()
Pages: 131-134

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Handle: RePEc:eee:ecolet:v:113:y:2011:i:2:p:131-134
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  1. Hall, Bronwyn H & Jaffe, Adam B & Trajtenberg, Manuel, 2001. "The NBER Patent Citations Data File: Lessons, Insights and Methodological Tools," CEPR Discussion Papers 3094, C.E.P.R. Discussion Papers.
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  7. Peter Thompson & Melanie Fox-Kean, 2005. "Patent Citations and the Geography of Knowledge Spillovers: A Reassessment: Reply," American Economic Review, American Economic Association, vol. 95(1), pages 465-466, March.
  8. Rebecca Henderson & Adam Jaffe & Manuel Trajtenberg, 2005. "Patent Citations and the Geography of Knowledge Spillovers: A Reassessment: Comment," American Economic Review, American Economic Association, vol. 95(1), pages 461-464, March.
  9. Harhoff, Dietmar & Scherer, Frederic M. & Vopel, Katrin, 2003. "Citations, family size, opposition and the value of patent rights," Research Policy, Elsevier, vol. 32(8), pages 1343-1363, September.
  10. Manuel Trajtenberg & Adam B. Jaffe & Michael S. Fogarty, 2000. "Knowledge Spillovers and Patent Citations: Evidence from a Survey of Inventors," American Economic Review, American Economic Association, vol. 90(2), pages 215-218, May.
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