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The characteristics of patents impacting availability of biosimilars

Nature Biotechnology volume 40, pages 22–25 (2022)Cite this article

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The large number of biologic drug patents in the United States has contributed to delays in biosimilar availability.

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Fig. 1: Claim types among litigated biologic patents.
Fig. 2: Priority, application and grant timing of litigated biologic patents.

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Acknowledgements

This work was supported by Arnold Ventures.

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Authors and Affiliations

  1. Program On Regulation, Therapeutics, And Law (PORTAL), Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women’s Hospital and Harvard Medical School, Boston, MA, USA

    Victor L. Van de Wiele, Reed F. Beall, Aaron S. Kesselheim & Ameet Sarpatwari

  2. Department of Community Health Sciences and O’Brien Institute for Public Health, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada

    Reed F. Beall

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  1. Victor L. Van de Wiele
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  2. Reed F. Beall
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  3. Aaron S. Kesselheim
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  4. Ameet Sarpatwari
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Correspondence to Ameet Sarpatwari.

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Van de Wiele, V.L., Beall, R.F., Kesselheim, A.S. et al. The characteristics of patents impacting availability of biosimilars. Nat Biotechnol 40, 22–25 (2022). https://doi.org/10.1038/s41587-021-01170-5

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