The fine line between abuse and fair use at the PTAB

Managing IP is part of Legal Benchmarking Limited, 1-2 Paris Gardens, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Cookies Settings

The fine line between abuse and fair use at the PTAB

May 27 2015
Kyle Bass

Hedge fund manager Kyle Bass has outraged the pharma and biotech industries by seeking to invalidate their patents at the PTAB, with some observers linking his attacks to short-selling of company stocks. Michael Loney reports on a controversy that goes to the heart of the US patent system

Unlock this content.

The content you are trying to view is exclusive to our subscribers.

To unlock this content:

Take a Free Trial or Login

Topics

FeaturesNewsUnited StatesNorth AmericaJurisdictions
more from across site and SHARED ros bottom lb

More from across our site

Patents
huawei.jpeg
This week on MIP: Huawei secures seminal interim-licence order | Patent lawyers sanctioned over AI use
News of Avanci Video signing its first video licence and a win for patent innovators in Australia were also among the top talking points
Sukanya Sarkar, February 06 2026
Patents
TM2.png
‘Hotbed for patent litigation’: why King & Spalding is betting on Texas
Tom Melsheimer, part of a nine-partner team to join King & Spalding from Winston & Strawn, says the move reflects Texas’s appeal as a venue for high-stakes patent litigation
Sanjana Mishra, February 06 2026
Patents
UK Supreme Court
UK Supreme Court set for bumper IP day
AI patents and dairy trademarks are at the centre of two judgments to be handed down next week
Max Walters, February 05 2026
Patents
Jennifer Che.jpg
Corner office interview: Why Eagle IP chief is eyeing new heights
Jennifer Che explains how taking on the managing director role at her firm has offered a new perspective, and why Hong Kong is seeing a life sciences boom
Sukanya Sarkar, February 05 2026
Trademarks
PONTYPRIDD, MID GLAMORGAN, WALES, UK - SEPTEMBER 25, 2024: IRN BRU BOTTLES SCOTTISH SOFT DRINK ON DISPLAY
Dickson Minto on hand as Irn-Bru makers ink £50m acquisition deals
AG Barr acquires drinks makers Fentimans and Frobishers, in deals worth more than £50m in total
February 04 2026
Patents
Up.jpg
Weekly take: Are patent filings alone representative of innovation?
Tarun Khurana at Khurana & Khurana says corporates must take the lead if patent filing activity is to truly translate into innovation
Tarun Khurana, February 04 2026
Patents
Connecting people on the internet, nodes transforming. Social network connections. Information technology of internet of things IOT big data clouds computing using artificial intelligence AI.
Secure, innovate and protect: AI use roadmap for in-house IP teams
Michael Moore, head of legal at Glean AI, discusses how in-house IP teams can use AI while protecting enforceability
Michael Moore, February 04 2026
Patents
Supreme Court of India.jpeg
‘Watershed moment’: India’s top court to decide competition jurisdiction over patents
Counsel for SEP owners and implementers are keeping an eye on the case, which could help shape patent enforcement strategy for years to come
Sukanya Sarkar, February 03 2026
Patents
Untitled design (5).jpg
Finnegan team secures $240m jury verdict after PTAB success
Jacob Schroeder explains how he and his team secured victory for Promptu in a long-running patent infringement battle with Comcast
Sanjana Mishra, February 03 2026
Trademarks
Matthew_McConaughey_2.jpg
Fame in the age of fakes: How celebrities are fighting AI impersonation with IP law
After Matthew McConaughey registered trademarks to protect his voice and likeness against AI use, lawyers at Skadden explore the options available for celebrities keen to protect their image
Deborah Kirk, February 03 2026
Gift this article