List of Welireg drug patents
Welireg is owned by Merck Sharp Dohme.
Welireg contains Belzutifan.
Welireg has a total of 2 drug patents out of which 0 drug patents have expired.
Welireg was authorised for market use on 13 August, 2021.
Welireg is available in tablet;oral dosage forms.
Welireg can be used as treatment of adult patients with von hippel-lindau disease who require therapy for associated renal cell carcinoma, central nervous system hemangioblastomas, or pancreatic neuroendocrine tumors, not requiring immediate surgery.
Drug patent challenges can be filed against Welireg from 2025-08-13.
The generics of Welireg are possible to be released after 05 September, 2034.
| Patent Number | Company | Patent Title | Patent Expiry | Activity Alert |
|---|---|---|---|---|
| These patents protects the active chemical substance. Only patent owner can launch products that use this active substance. | ||||
| US9908845 | MERCK SHARP DOHME | Aryl ethers and uses thereof |
Sep, 2034
(11 years from now) | |
| US9969689 | MERCK SHARP DOHME | Aryl ethers and uses thereof |
Sep, 2034
(11 years from now) | |
| Exclusivity | Exclusivity Expiration |
|---|---|
| New Chemical Entity Exclusivity (NCE) | Aug 13, 2026 |
| Orphan Drug Exclusivity (ODE) | Aug 13, 2028 |
Drugs and Companies using BELZUTIFAN ingredient
NCE-1 date: 2025-08-13
Market Authorisation Date: 13 August, 2021
Treatment: Treatment of adult patients with von hippel-lindau disease who require therapy for associated renal cell carcinoma, central nervous system hemangioblastomas, or pancreatic neuroendocrine tumors, not r...
Dosage: TABLET;ORAL
WELIREG family patents
10
United States
4
Japan
4
European Union
3
Spain
2
Croatia
2
Portugal
2
Poland
2
Slovenia
2
China
2
RS
2
Hungary
2
Taiwan
2
Lithuania
1
Australia
1
EA
1
Israel
1
Korea, Republic of
1
Canada
1
New Zealand
1
Denmark
1
Uruguay
1
Peru
1
Singapore
1
Hong Kong
1
Mexico
1
Argentina
1
Cuba
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