PTAB invalidates Prevnar 13 patent

American pharmaceutical company Merck & Co. has secured a victory against its rival Pfizer in an inter partes review of a patent concerning Prevnar 13, the biggest-selling vaccine in the world.

Already registered?

For multi-user price options, or to check if your company has an existing subscription that we can add you to for FREE, please email Adrian Tapping at atapping@newtonmedia.co.uk

More on this story

Americas

Hikma v Amarin: Six takeaways from the pivotal ruling

9 June 2026 A unanimous SCOTUS ruling is being hailed as a major win for Hikma, and for delivering some welcome clarity. Experts tell Marisa Woutersen how its implications could affect pharma patent strategy across the sector.

Americas

Fed Circ rejects Nexus’ appeal in generics row with biopharma firm

8 June 2026 Nexus Pharmaceuticals is knocked back by the US Court of Appeals, which upholds a district court finding that it infringed a rival’s patents.

Americas

Hikma triumphs at SCOTUS in landmark skinny-label ruling

4 June 2026 Justices refuse to place generic drug makers “between a rock and a hard place,” in a landmark ruling clarifying induced patent infringement in pharma.

More features

‘When a UPC judge wears their robe, they have no gender’

Hikma v Amarin: Six takeaways from the pivotal ruling

Clarivate’s new IP president to ‘usher in next phase of growth’

Fed Circ rejects Nexus’ appeal in generics row with biopharma firm

Ex-Kirkland patent litigator jumps to rival firm

Hikma triumphs at SCOTUS in landmark skinny-label ruling

Pfizer strikes $10.5 billion oncology deal with Chinese biotech

Dehns appoints head of litigation following wave of senior hires

PTAB invalidates Prevnar 13 patent

More on this story

Editor's picks

Editor's picks

More features