How often is this dataset updated?

Updated weekly from primary sources: FDA Orange Book, USPTO.

How do I cite this dataset?

Drug Landscape (2026). 2028 Pharmaceutical Patent Cliff. druglandscape.com/datasets/patent-expiries-2028. Accessed [date].

2028 Pharmaceutical Patent Cliff

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Every patent expiring in 2028 for a marketed drug.

~1300 rows ~420 KB CSV Updated weekly United States 2028 Free

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About this dataset

2028 forward-looking patent cliff dataset.

Schema

Column	Description	Type
`drug_id`	Drug identifier	string
`patent_number`	USPTO patent number	string
`expiry_date`	Expiry date	date

Sources

FDA Orange Book, USPTO.

Citation

APA

Drug Landscape. (2026). 2028 Pharmaceutical Patent Cliff (Version 2026.05) [Data set]. Drug Landscape. https://druglandscape.com/datasets/patent-expiries-2028

BibTeX

@dataset{DrugLandscape2028PatentCliff,
  author       = {Drug Landscape},
  title        = {2028 Pharmaceutical Patent Cliff},
  year         = {2026},
  version      = {2026.05},
  publisher    = {Drug Landscape},
  url          = {https://druglandscape.com/datasets/patent-expiries-2028},
  note         = {~1300 rows; source: FDA Orange Book, USPTO}
}

RIS

TY  - DATA
T1  - 2028 Pharmaceutical Patent Cliff
AU  - Drug Landscape
PY  - 2026
ET  - 2026.05
PB  - Drug Landscape
UR  - https://druglandscape.com/datasets/patent-expiries-2028
ER  -

License

Free for any use including commercial, with attribution to Drug Landscape (druglandscape.com). Full terms in our editorial policy.