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Are joint patents collusive? : evidence from the US and Europe

Fosfuri, Andrea; Helmers, Christian; Roux, Catherine - 2013

We investigate whether patents that are jointly held by legally independent companies help sustain product-market collusion. We use a simple model of repeated interactions to show that joint patents can serve collusive purposes. Our model generates two testable predictions: when joint patents...

Persistent link: https://www.econbiz.de/10009791540

Who Needs a Copyright Small Claims Court? Evidence from the U.K.'s IP Enterprise Court

Helmers, Christian - 2018

tribunal within the U.S. Copyright Office is gaining traction. Legislation introduced in each of the last two congressional … terms, known in its present form as the CASE Act of 2017, would create a "Copyright Claims Board" to hear and decide … relatively small claims of copyright infringement on an accelerated basis, with streamlined procedures and a cap on recoverable …

Persistent link: https://www.econbiz.de/10012929819

Technology entry in the presence of patent thickets

Hall, Bronwyn H.; Helmers, Christian; von Graevenitz, Georg - 2016

We analyze the effect of patent thickets on entry into technology areas by firms in the UK. We present a model that describes incentives to enter technology areas characterized by varying technological opportunity, complexity of technology, and the potential for hold-up in patent thickets. We...

Persistent link: https://www.econbiz.de/10011786815

The Choice between Formal and Informal Intellectual Property: A Review

Hall, Bronwyn; Helmers, Christian; Rogers, Mark; Sena, Vania - In: Journal of Economic Literature 52 (2014) 2, pp. 375-423

We survey the economic literature, both theoretical and empirical, on the choice of intellectual property protection by firms. Our focus is on the trade-offs between using patents and disclosing versus the use of secrecy, although we also look briefly at the use of other means of formal...

Persistent link: https://www.econbiz.de/10010815447

Inter Partes Review and the Design of Post-Grant Patent Reviews

Chien, Colleen V.; Helmers, Christian; Spigarelli, Alfred - 2019

Inter partes review (IPR) is one of a number of mechanisms for eliminating improper patents through review of patents post-grant. While the purpose of IPRs is to provide a cheaper, more expert alternative to litigation for screening out bad patents, the devil is in the design details. For...

Persistent link: https://www.econbiz.de/10014135978

Technology entry in the presence of patent thickets

Hall, Bronwyn H.; Helmers, Christian; Graevenitz, Georg von - 2016

Persistent link: https://www.econbiz.de/10011447108

Do Board Interlocks Increase Innovation? Evidence from a Corporate Governance Reform in India

Helmers, Christian - 2017

We examine the effect of board interlocks on patenting and R&D spending for publicly traded companies in India. We exploit a corporate governance reform to address the endogeneity of board interlocks through exogenous changes mandated by the reform requiring a subset of firms to adjust their...

Persistent link: https://www.econbiz.de/10012974100

Do Board Interlocks Increase Innovation? Evidence from a Corporate Governance Reform in India

Helmers, Christian - 2017

Persistent link: https://www.econbiz.de/10012959022

Is There a Patent Troll Problem in the UK?

Helmers, Christian; Love, Brian J.; McDonagh, Luke - 2014

This paper reports the findings of an empirical study of patent suits involving non-practicing entities (NPEs) in the U.K. between 2000 and 2010. Overall, we find that NPEs are responsible for 11% of all patent suits filed in the U.K. during this period. Though this is a small percentage by U.S....

Persistent link: https://www.econbiz.de/10014153359

Patent Litigation in China : Protecting Rights or the Local Economy?

Love, Brian J.; Helmers, Christian; Eberhardt, Markus - 2016

Though it lacked a patent system until 1985, China is now the world leader in patent filings and litigation. Despite the meteoric rise of the Chinese patent system, many in the West believe that it acts primarily to facilitate local protectionism rather than innovation. Recent high-profile...

Persistent link: https://www.econbiz.de/10014129228