Citation Frequency and the Value of Patented Inventions

@article{Harhoff1999CitationFA,
  title={Citation Frequency and the Value of Patented Inventions},
  author={Dietmar Harhoff and Francis Narin and Frederic M. Scherer and Katrin Vopel},
  journal={Review of Economics and Statistics},
  year={1999},
  volume={81},
  pages={511-515}
}
Through a survey, private economic value estimates were obtained on 964 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in, 1995. A search of subsequent U.S. and German patents yielded counts of citations to those patents. Patents renewed to full-term were significantly more highly cited than patents allowed to expire before their full term. The higher an invention's economic value estimate was, the more the patent was… CONTINUE READING

Citations

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The log-linear relation between patent citations and patent value

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FILTER CITATIONS BY YEAR

1997
2019

CITATION STATISTICS

  • 21 Highly Influenced Citations

  • Averaged 25 Citations per year from 2017 through 2019

References

Publications referenced by this paper.
SHOWING 1-3 OF 3 REFERENCES

Vopel, ‘‘Exploring the Tail of Patent Value Distributions,’

Harhoff, Dietmar, F. M. Scherer, Katrin
  • working paper (July,
  • 1997
VIEW 2 EXCERPTS