Latest Gilead patent challenge comes close to home

14 August 2018

News of challenges to US biotech giant Gilead Sciences’ (Nasdaq: GILD) intellectual property in overseas markets is commonplace, with the company conceding patents relating to its hepatitis C drugs in China this week.

Another recent development comes in a court house close to its California home, however, and this time it relates to the HIV/aids drug tenofovir alafenamide (TAF).

Advocacy and patient group the AIDS Healthcare Foundation (AHF) has filed a petition with the Supreme Court of the United States seeking a review of the dismissal of a federal lawsuit filed by AHF in January 2016 against Gilead and other defendants alleging its patent for TAF is invalid because the company manipulated the patent system.

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