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Examiner citations, applicant citations, and the private value of patents

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  • Hegde, Deepak
  • Sampat, Bhaven

Abstract

Examiner citations to a patent are stronger predictors than applicant citations of a widely used measure of patent value: whether a patent has been (or will be) renewed.

Suggested Citation

  • Hegde, Deepak & Sampat, Bhaven, 2009. "Examiner citations, applicant citations, and the private value of patents," Economics Letters, Elsevier, vol. 105(3), pages 287-289, December.
    • Handle: RePEc:eee:ecolet:v:105:y:2009:i:3:p:287-289
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    References listed on IDEAS

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    1. Manuel Trajtenberg, 1990. "A Penny for Your Quotes: Patent Citations and the Value of Innovations," RAND Journal of Economics, The RAND Corporation, vol. 21(1), pages 172-187, Spring.
    2. Adam B. Jaffe & Manuel Trajtenberg & Rebecca Henderson, 1993. "Geographic Localization of Knowledge Spillovers as Evidenced by Patent Citations," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 108(3), pages 577-598.
    3. Peter Thompson, 2006. "Patent Citations and the Geography of Knowledge Spillovers: Evidence from Inventor- and Examiner-added Citations," The Review of Economics and Statistics, MIT Press, vol. 88(2), pages 383-388, May.
    4. Jean O. Lanjouw & Ariel Pakes & Jonathan Putnam, 1998. "How to Count Patents and Value Intellectual Property: The Uses of Patent Renewal and Application Data," Journal of Industrial Economics, Wiley Blackwell, vol. 46(4), pages 405-432, December.
    5. Mark Schankerman, 1998. "How Valuable is Patent Protection? Estimates by Technology Field," RAND Journal of Economics, The RAND Corporation, vol. 29(1), pages 77-107, Spring.
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    Keywords

    Innovation Patents Patent citations;

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