A Theory of Patent Portfolios
Author(s) -
Jay Pil Choi,
Heiko Gerlach
Publication year - 2017
Publication title -
american economic journal microeconomics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.339
H-Index - 40
eISSN - 1945-7685
pISSN - 1945-7669
DOI - 10.1257/mic.20150003
Subject(s) - incentive , patent portfolio , portfolio , competition (biology) , business , product (mathematics) , industrial organization , economics , microeconomics , financial economics , intellectual property , computer science , mathematics , ecology , geometry , biology , operating system
This paper develops a theory of patent portfolios in which firms accumulate an enormous amount of related patents in diverse technology fields such that it becomes impractical to develop a new product that with certainty does not inadvertently infringe on other firms’ patent portfolios. We investigate how litigation incentives for the holders of patent portfolios impact the incentives to introduce new products and draw welfare implications. We also consider a patent portfolio acquisition game in which a third party’s patent portfolio is up for sale.
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