Patent estate

argenx SE — Patent Portfolio

1 drug with active patents · 0 active patents · 0 expired · 1 biologic with BPCIA exclusivity

AI-enriched 0/0 patents with grounded plain-English summaries · sourced from FDA Orange Book + Purple Book · updated 2026-05-18

Loss of exclusivity calendar · next 12 years

Drugs facing US patent or BPCIA biologic exclusivity loss per year. Click any year to see the broader cliff calendar for the industry.

1 2033

Patent estate by drug

Vyvgart (EFGARTIGIMOD ALFA)

🧬 BPCIA biologic exclusivity to 2033-12-17

Sources

  • FDA Orange Book — small-molecule patents listed against approved NDAs.
  • FDA Purple Book — biologic BPCIA 12-year reference product exclusivity.
  • USPTO Patent Public Search — title, abstract, claim text grounding.
  • AI summaries generated by Drug Landscape, grounded in source claim text.

Patent term extensions (PTR, SPC, pediatric exclusivity) may shift effective expiry. Not legal advice.

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