Are Patent Fees Effective at Weeding Out Low‐Quality Patents?

@article{Rassenfosse2018ArePF,
  title={Are Patent Fees Effective at Weeding Out Low‐Quality Patents?},
  author={Ga{\'e}tan de Rassenfosse and A. Jaffe},
  journal={Microeconomics: Decision-Making under Risk \& Uncertainty eJournal},
  year={2018}
}
The paper investigates whether patent fees are an effective mechanism to deter the filing of low‐quality patent applications. The study analyzes the effect on patent quality of the Patent Law Amendment Act of 1982, which resulted in a substantial increase in patenting fees at the U.S. Patent and Trademark Office. Results from a series of difference‐in‐differences regressions suggest that the increase in fees led to a weeding out of low‐quality patents. About 10% of… Expand
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References

SHOWING 1-10 OF 63 REFERENCES
Low-Quality Patents in the Eye of the Beholder: Evidence from Multiple Examiners
Low-quality patents are of considerable concern to businesses operating in patent-dense markets. There are two pathways by which low-quality patents may be issued: the patent office may applyExpand
Patent Office Governance and Patent System Quality
The present paper discusses the role of quality in patent systems from the perspective of patent offices' behavior and organization. After documenting original stylized facts, the paper presents aExpand
THE ROLE OF FEES IN PATENT SYSTEMS: THEORY AND EVIDENCE
This paper reviews the economic literature on the role of fees in patent systems. Two main research questions are usually addressed: the impact of patent fees on the behavior of applicants and theExpand
Patent office in innovation policy: Nobody's perfect
The number of patent applications and "bad" patents issued has been rising rapidly in recent years. Based on this trend, we study the overload problem within the Patent Office and its consequences onExpand
On the Price Elasticity of Demand for Patents
This paper investigates whether patent fee policies are a potential factor underlying the boom in patent applications observed in major patent offices. We provide the first panel-based evidenceExpand
When Do More Patents Reduce R&D?
This paper develops a simple duopoly model in which investments in R&D and patents are inputs in the production of firm rents. Patents are necessary to appropriate the returns to the firm's own R&D,Expand
The Value of U.S. Patents by Owner and Patent Characteristics
This paper uses renewal data to estimate the value of U.S. patents, controlling for patent and owner characteristics. Estimates of U.S. patent value are substantially larger than estimates forExpand
The quality factor in patent systems
This paper develops a methodology to compare the quality of examination services across patent offices. Quality is defined as the extent to which patent offices comply with their patentabilityExpand
Screening for Patent Quality: Examination, Fees, and the Courts
We develop an integrated framework to study how governments can improve the quality of patent screening. We focus on four key policy instruments: patent office examination, pre- and post-grant fees,Expand
The Economics of Patents: Lessons from Recent U.S. Patent Reform
U.S. patent reform over the past two decades has strengthened the legal enforcement of patent rights and has extended protection to new subject matter, such as genetically engineered life forms andExpand
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