The US compound patent runs to December 2026, with pediatric exclusivity to June 2027.
| Where | Status |
|---|---|
| United States | Free from 1 January 2027 |
Limits
Other patents and settlements decide the actual generic launch date.
Ideas
Watchlists for generic launches.
Sources
Checked 31 October 2026. Report a correction.
More patents
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Coming 2028Apixaban (Eliquis)Bristol Myers Squibb, Pfizer · 2028 · Patents
One of the world's top-selling drugs. US patents end between 2026 and 2027, but settlements put generic entry around April 2028.
US 2028 -
Coming 2027Palbociclib (Ibrance) and dulaglutide (Trulicity)Pfizer; Eli Lilly · 2027 · Patents
Two blockbuster drugs whose key US protection is listed as ending in 2027.
US 2027 -
New in 2026Semaglutide (Ozempic and Wegovy compound)Novo Nordisk · 2026 · Patents
The compound patent on the world's best-selling weight-loss drug ended in early 2026 in Canada (Novo let it lapse), China, India and Brazil. Health Canada received generic filings and generics launched in India.
Canada 2026China 2026India 2026Brazil 2026 -
New in 2026Lapsed patents (unpaid maintenance fees)Patent owners worldwide · 2006 · Patents
Every patent filed 20 years ago (2006) has now expired, and many younger US patents lapse early because owners stop paying maintenance fees at 3.5, 7.5 and 11.5 years. Their full technical drawings and instructions are free to use.
Worldwide 2026 -
New in 2026Sitagliptin (Januvia, Janumet)Merck · 2026 · Patents
Generics were allowed on the US market from May 2026 under a settlement.
US 2026 -
EarlierLFP (lithium iron phosphate) battery cathodeUniversity of Texas, Hydro-Québec and others · 1996 · Patents
The key LFP cathode patents expired around 2022, letting makers outside China build the cheap, safe batteries now used in many EVs and home storage.
Worldwide 2022
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