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1 August 2025NewsEuropeMarisa Woutersen

Bayer’s Xarelto patent struck down by German court

German Federal Patent Court invalidates key patent for Xarelto | Bayer faces intensifying generic competition across Europe | Legal team highlights Germany’s crucial role in patent litigation and the importance of stopping early generic entry to protect market exclusivity.

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Europe
31 March 2025   With billions in revenue at stake, the pharma giant has a 27-country parallel litigation effort to protect its blockbuster blood thinner from generics. Marisa Woutersen finds Bayer’s outside litigation counsel ready for anything.
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28 March 2024   Judge disagrees that barrier against generic drug makers should be longer | Pharma company argues that ‘window should be shut’ on copycat versions due to potential for irreparable harm.
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4 November 2021   Following two-day oral proceedings at the Munich Board of Appeal of the European Patent Office, the court has upheld the validity of a Bayer Pharmaceuticals’ dosing patent for Xarelto.

More on this story

Europe
31 March 2025   With billions in revenue at stake, the pharma giant has a 27-country parallel litigation effort to protect its blockbuster blood thinner from generics. Marisa Woutersen finds Bayer’s outside litigation counsel ready for anything.
Generics
28 March 2024   Judge disagrees that barrier against generic drug makers should be longer | Pharma company argues that ‘window should be shut’ on copycat versions due to potential for irreparable harm.
Generics
4 November 2021   Following two-day oral proceedings at the Munich Board of Appeal of the European Patent Office, the court has upheld the validity of a Bayer Pharmaceuticals’ dosing patent for Xarelto.

More on this story

Europe
31 March 2025   With billions in revenue at stake, the pharma giant has a 27-country parallel litigation effort to protect its blockbuster blood thinner from generics. Marisa Woutersen finds Bayer’s outside litigation counsel ready for anything.
Generics
28 March 2024   Judge disagrees that barrier against generic drug makers should be longer | Pharma company argues that ‘window should be shut’ on copycat versions due to potential for irreparable harm.
Generics
4 November 2021   Following two-day oral proceedings at the Munich Board of Appeal of the European Patent Office, the court has upheld the validity of a Bayer Pharmaceuticals’ dosing patent for Xarelto.