Arrowhead Drug Patent Portfolio

Arrowhead owns 1 orange book drug protected by 5 US patents Given below is the list of Arrowhead's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10597657 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
Active
US11214801 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
Active
US12365899 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
Active
US10294474 Targeting Ligands 07 Mar, 2037
Active
US11174481 Targeting Ligands 07 Mar, 2037
Active


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

Activity Date Patent Number
Patent litigations
Recordation of Patent Grant Mailed 29 Jul, 2025 US12365899
Email Notification 23 Jul, 2025 US12365899
Recordation of Patent eGrant 22 Jul, 2025 US12365899
Mail Patent eGrant Notification 22 Jul, 2025 US12365899
Patent eGrant Notification 22 Jul, 2025 US12365899
Patent Issue Date Used in PTA Calculation 22 Jul, 2025 US12365899
Email Notification 10 Jul, 2025 US12365899
Issue Notification Mailed 09 Jul, 2025 US12365899
Payment of Maintenance Fee, 4th Year, Large Entity 26 Jun, 2025 US11214801
Dispatch to FDC 19 Jun, 2025 US12365899
Application Is Considered Ready for Issue 19 Jun, 2025 US12365899
Issue Fee Payment Received 18 Jun, 2025 US12365899
Issue Fee Payment Verified 18 Jun, 2025 US12365899
Correspondence Address Change 13 May, 2025 US11174481
Correspondence Address Change 13 May, 2025 US10294474


Arrowhead's Family Patents


Family Patents



Arrowhead Drug List

Given below is the complete list of Arrowhead's drugs and the patents protecting them.


1. Redemplo

Redemplo is protected by 5 patents, out of which none have expired yet. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US10597657 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
(12 years from now)
Active
US11214801 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
(12 years from now)
Active
US12365899 Rnai Agents And Compositions For Inhibiting Expression Of Apolipoprotein C-Iii (Apoc3) 10 Sep, 2038
(12 years from now)
Active
US10294474 Targeting Ligands 07 Mar, 2037
(10 years from now)
Active
US11174481 Targeting Ligands 07 Mar, 2037
(10 years from now)
Active

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Redemplo's drug page


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