Resmetirom Patent Expiration

Resmetirom is Used for treating adults with noncirrhotic nonalcoholic steatohepatitis (NASH) with moderate to advanced liver fibrosis. It was first introduced by Madrigal Pharmaceuticals Inc in its drug Rezdiffra on Mar 14, 2024.


Resmetirom Patents

Given below is the list of patents protecting Resmetirom, along with the drug name that holds that patent and the company name owning that drug.

Drug Used in Drug Patent Number Drug Patent Title Drug Patent Expiry Drug Owner
Rezdiffra US10376517 Methods of synthesizing thyroid hormone analogs and polymorphs thereof Sep 17, 2033 Madrigal
Rezdiffra US11564926 Methods of synthesizing thyroid hormone analogs and polymorphs thereof Sep 17, 2033 Madrigal
Rezdiffra US11986481 Method of synthesizing thyroid hormone analogs and polymorphs thereof Sep 17, 2033 Madrigal
Rezdiffra US9266861 Method of synthesizing thyroid hormone analogs and polymorphs thereof Sep 17, 2033 Madrigal
Rezdiffra US7452882 Thyroid hormone analogs Sep 12, 2026 Madrigal



A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Resmetirom's patents.

Given below is the list recent legal activities going on the following patents of Resmetirom.

Activity Date Patent Number
Patent litigations
Change in Power of Attorney (May Include Associate POA) 26 Jun, 2024 US7452882
Email Notification 26 Jun, 2024 US7452882
Initial letter Re: PTE Application to regulating agency 07 May, 2024 US7452882
Initial letter Re: PTE Application to regulating agency 07 May, 2024 US9266861
Requirement for information sent under 37 CFR 1.750 07 May, 2024 US7452882
Patent Term Extension Application under 35 USC 156 Filed 02 May, 2024 US7452882
Patent Term Extension Application under 35 USC 156 Filed 02 May, 2024 US9266861
Email Notification 17 Apr, 2024 US7452882
Change in Power of Attorney (May Include Associate POA) 17 Apr, 2024 US7452882
Change in Power of Attorney (May Include Associate POA) 11 Apr, 2024 US9266861


Resmetirom's Family Patents

Family Patents

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