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

Trademarks
china.jpg
Change ahead: unpicking China’s draft TM law amendments
Amanda Yang and Rachel Tan at Rouse and Landy Jiang at Lusheng Law Firm provide an overview of the draft amendments to China’s trademark law
Amanda Yang, January 16 2026
Patents
EUIPO office, Alicante
This week on MIP: Nokia signs deal with Snapchat | Record year for the EUIPO
News of EIP launching an AI platform and a trade secret blow for TCS in the US were also among the top talking points
Max Walters, January 16 2026
Patents
Hiring issues.jpg
White & Case hires life sciences team from A&O Shearman
The four-partner addition includes A&O Shearman’s former co-head of global IP litigation
Sanjana Mishra, January 15 2026
Patents
Guilherand-Granges, France - February 14, 2022. Cubes with Amazon logo. A company which focuses on e-commerce, cloud computing, digital streaming, and artificial intelligence.
UPC update: Vaping claim up in smoke | Amazon denied appeal
A settlement involving Disney and another ruling concerning a lawyer’s request for access to documents were also among the big developments
Max Walters, January 14 2026
Patents
Boston Harbor and Financial District
‘Alignment, not opportunism’: Merchant & Gould absorbs Boston boutique
Merchant & Gould's managing partner explains why the firm launched a Boston office and why it brought on board a local boutique
Sanjana Mishra, January 14 2026
Patents
Tokyo District Court.jpg
Exclusive: Tokyo court to unveil SEP framework after landmark settlement
The model covers court-guided settlements, submissions-led determination of infringement and validity issues, and provides leeway for the court to determine a FRAND rate during negotiations
Sukanya Sarkar, January 13 2026
Patents
Photo merge template.png
Altius and De Clercq form UPC alliance
Tie up between Belgium-based firms will create an outfit with almost 30 UPC representatives, and a tier one-ranked patent disputes team
January 13 2026
Patents
WestPalm.jpeg
A growing IP frontier: Blank Rome bets on West Palm Beach
Blank Rome’s launch in West Palm Beach, marked by the arrival of two IP partners, comes in response to rising demands from technology clients
Sanjana Mishra, January 12 2026
Trademarks
Matt Serlin.jpg
‘Quality over quantity’: Abion unveils US presence
Abion says it has brought on board Matt Serlin as its first US hire to meet client demand for ‘full circle’ trademark and domain name services
Sanjana Mishra, January 12 2026
Patents
Nokia new.jpg
This week on MIP: Nokia and Hisense sign deal | Bayer sues vaccine makers
News of Health Hoglund joining Sisvel and the Delhi High Court staying a $2.2 million decree in favour of Philips were also among the top talking points
Max Walters, January 09 2026
Gift this article