Sean Pavone / Shutterstock.com (US District Court for the District of Massachusetts)
Purdue Pharma has sued Collegium Pharmaceutical for allegedly infringing four of its patents relating to extended release painkiller OxyContin (oxycodone).
You need a subscription to continue reading this content.
To access the full archive, digital magazines and special reports you will need to take out a paid subscription.
News stories up to a week old and feature articles on the day of publication are accessible with a BASIC FREE ACCOUNT.
If you have already subscribed please login.
If you have any technical issues please email tech support.
For access to the complete website, archive, and to receive print publications, choose '12 MONTH SUBSCRIPTION'. For a free, two-week trial with full access, select ‘TWO WEEK FREE TRIAL’; and for basic access to the latest news on the website and weekly email news alerts choose the 'BASIC FREE ACCOUNT' registration.
Purdue, Collegium, OxyContin, US District Court for the District of Massachusetts, generics