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- All HBS Web (24)
- Faculty Publications (9)
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- All HBS Web (24)
- Faculty Publications (9)
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- January 2019 (Revised May 2019)
- Case
When Trolls Attack: Carbonite vs. Oasis Research
By: Lauren H. Cohen, Umit G. Gurun, Scott Duke Kominers and Sarah Mehta
This case, set in October 2017, follows Danielle Sheer, general counsel for Carbonite, as she defends the company against claims of patent infringement. It provides a broad overview of the U.S. patent system and explores the impact that non-practicing entities...
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Keywords:
Patent Infringement Litigation;
Non-practicing Entities;
Patent Trolls;
Innovation and Invention;
Intellectual Property;
Patents;
Laws and Statutes;
Lawsuits and Litigation;
Legal Liability;
Computer Industry;
Technology Industry;
Boston
Cohen, Lauren H., Umit G. Gurun, Scott Duke Kominers, and Sarah Mehta. "When Trolls Attack: Carbonite vs. Oasis Research." Harvard Business School Case 219-001, January 2019. (Revised May 2019.)
- January 2011 (Revised June 2011)
- Case
Intellectual Property Intermediaries
By: Andrei Hagiu
During the past 5 to 10 years, several different intermediation business models have emerged for the intellectual property (IP) market. This note describes the most prominent ones: non-practicing entities (or patent trolls), defensive patent aggregators, online IP...
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Keywords:
Business Model;
Intellectual Property;
Auctions;
Digital Platforms;
Information Technology;
Service Industry
Hagiu, Andrei. "Intellectual Property Intermediaries." Harvard Business School Case 711-486, January 2011. (Revised June 2011.)
- 2018
- Working Paper
Patent Trolls: Evidence from Targeted Firms
By: Lauren Cohen, Umit G. Gurun and Scott Duke Kominers
We provide the first large-sample evidence on the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. We find that on average, NPEs appear to behave as opportunistic “patent trolls.” NPEs sue cash-rich firms—and target cash in...
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Keywords:
Patent Trolls;
NPEs;
PAEs;
Innovation;
Patents;
Ethics;
Lawsuits and Litigation;
Innovation and Invention;
Corporate Finance
Cohen, Lauren, Umit G. Gurun, and Scott Duke Kominers. "Patent Trolls: Evidence from Targeted Firms." Harvard Business School Working Paper, No. 15-002, July 2014. (Revised June 2018.)
- 2017
- Chapter
Empirical Evidence on the Behavior and Impact of Patent Trolls: A Survey
By: Lauren Cohen, Umit Gurun and Scott Duke Kominers
We survey the empirical literature on non-practicing entity (NPE) litigation behavior and its consequences. We document both aggregate trends and cross-sectional differences amongst various types of NPEs. Survey evidence illustrates a number of ways in which NPEs can...
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Keywords:
Patent Trolls;
NPEs;
PAEs;
Innovation;
Patents;
Lawsuits and Litigation;
Innovation and Invention
Cohen, Lauren, Umit Gurun, and Scott Duke Kominers. "Empirical Evidence on the Behavior and Impact of Patent Trolls: A Survey." In Patent Assertion Entities and Competition Policy, edited by D. Daniel Sokol. Cambridge University Press, 2017.
- 29 Aug 2014
- Working Paper Summaries
Patent Trolls
- 2015
- Working Paper
Financial Patent Quality: Finance Patents After State Street
By: Josh Lerner, Andrew Speen, Mark Baker and Ann Leamon
In the past two decades, patents of inventions related to financial services ("finance patents"), as well as litigation around these patents, have surged. One of the repeated concerns voiced by academics and practitioners alike has been about the quality of these...
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Lerner, Josh, Andrew Speen, Mark Baker, and Ann Leamon. "Financial Patent Quality: Finance Patents After State Street." Harvard Business School Working Paper, No. 16-068, December 2015.
- 20 Aug 2014
- Research & Ideas
Dragging Patent Trolls Into the Light
looks overwhelmingly like NPEs are just targeting firms that are more likely to pay out” Known as Non-Practicing Entities (NPEs), the companies in the Baxter Building are located in Marshall for one reason:...
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- 13 Sep 2016
- First Look
September 13, 2016
of non-practicing entities (NPEs) in the intellectual property space. Our model shows that NPE litigation can reduce infringement and support small inventors. However, the model also shows that as NPEs...
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- 14 Jun 2016
- First Look
June 14, 2016
Behavior and Impact of Patent Trolls: A Survey By: Cohen, Lauren, Umit Gurun, and Scott Duke Kominers Abstract—We survey the empirical literature on non-practicing entity (NPE) litigation behavior and its...
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Keywords:
Sean Silverthorne
- 25 Oct 2011
- First Look
First Look: October 25
the trading of patents: brokers, non-practicing entities (NPEs), defensive aggregators, online platforms, auctions, and unique entities such as Intellectual Ventures. We...
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Keywords:
Sean Silverthorne
- 28 Jul 2015
- First Look
First Look: July 28, 2015
Gurun, and Scott Kominers Abstract—We develop a theoretical model of, and provide the first large-sample evidence on, the behavior and impact of non-practicing entities (NPEs) in the intellectual property...
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Keywords:
Carmen Nobel
- 26 Aug 2014
- First Look
First Look: August 26
Evidence from Targeted Firms By: Cohen, Lauren, Umit G. Gurun, and Scott Duke Kominers Abstract—We provide theoretical and empirical evidence on the evolution and impact of non-practicing entities (NPEs) in...
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Keywords:
Sean Silverthorne
- 10 May 2016
- First Look
May 10, 2016
Umit G. Gurun, and Scott Duke Kominers Abstract—We develop a theoretical model of, and provide the first large-sample evidence on, the behavior and impact of non-practicing entities (NPEs) in the...
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Keywords:
Carmen Nobel
- 22 Jul 2014
- First Look
First Look: July 22
and impact of non-practicing entities (NPEs) in the intellectual property space. Heterogeneity in innovation, given a cost of commercialization, results in NPEs that choose to act as "patent...
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Keywords:
Sean Silverthorne
- 25 Apr 2017
- First Look
First Look at New Research, April 25
develop a theoretical model of, and provide the first large-sample evidence on, the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. Our model shows that NPE...
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Keywords:
Sean Silverthorne
- 05 Apr 2011
- First Look
First Look: April 5
years, several different intermediation business models have emerged for the intellectual property (IP) market. This note describes the most prominent ones: non-practicing entities (or patent trolls),...
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Keywords:
Sean Silverthorne
- 26 Jun 2018
- First Look
New Research and Ideas, June 26, 2018
first large-sample evidence on the behavior and impact of non-practicing entities (NPEs) in the intellectual property space. We find that on average, NPEs appear to behave as opportunistic “patent trolls.”...
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Keywords:
Dina Gerdeman
- 22 Dec 2015
- First Look
December 22, 2015
across the major assignee groups. In addition, it appears that patents assigned to individuals and associated with non-practicing entities (NPEs) cite less academic work than those assigned to non-NPE...
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Keywords:
Carmen Nobel
- 21 Feb 2017
- First Look
First Look at New Research: February 21
Targeted Firms By: Cohen, Lauren, Umit G. Gurun, and Scott Duke Kominers Abstract—We develop a theoretical model of, and provide the first large-sample evidence on, the behavior and impact of non-practicing View Details
Keywords:
Carmen Nobel