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Amgen’s Bufferless Eylea Biosimilar Again Knocks Back Regeneron’s Injunctive Bid

‘A Substantial Question Of Noninfringement,’ US Federal Circuit Finds As It Affirms On Appeal

 
• By Dean Rudge

Amgen’s biosimilar aflibercept formulation is keeping it head and shoulders above other would-be Eylea biosimilar competitors, while continuing to frustrate originator Regeneron’s push to block sales of the product while it battles Amgen over alleged infringement of a key US patent.

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Amgen’s biosimilar to Regeneron’s Eylea (aflibercept) will remain available on the US market while the two companies continue to litigate over a key patent, after the US Court of Appeals for the Federal Circuit affirmed an order denying the originator’s bid for a preliminary injunction.

The Federal Circuit in a 14 March judgment noted that Amgen’s Pavblu (aflibercept-ayyh) formulation, “while contain[ing] a version of the...

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More from Legal & IP

MSN Labs Swerves 2026 US Entresto Patent Ahead Of Separate July 15 Expiry

 
• By Dean Rudge

Novartis has filed an immediate appeal after a US district court ruled that MSN Labs would not infringe one of its key patents shielding its $7.8bn Entresto brand, and denied the originator injunctive relief.

US Federal Circuit Says No To Teva And Viatris On Remanded Invega Sustenna Appeal

 
• By Dean Rudge

Just days after Viatris was frustrated in its attempts to challenge IP protecting Janssen’s Invega Trinza, the US Federal Circuit has rejected the firm’s and Teva’s bid to invalidate a patent shielding the one-month version of the brand, Invega Sustenna.

‘Prescription Drugs Are Not Golf Balls’ – Opinions Clash On Patents During FTC/DOJ Listening Session

 
• By Urtė Fultinavičiūtė

Pro-innovator voices argued that the number of patents asserted in the pharma industry is not too dissimilar to other fields. But should drugs be compared to golf balls?