Safinamide Mesylate Patent Expiration

Safinamide Mesylate is Used for managing 'off' episodes in patients with Parkinson's disease who are already taking levodopa/carbidopa. It was first introduced by Mdd Us Operations Llc in its drug Xadago on Mar 21, 2017. 3 different companies have introduced drugs containing Safinamide Mesylate.


Safinamide Mesylate Patents

Given below is the list of patents protecting Safinamide Mesylate, 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
Xadago US8076515 Process for the production of 2-[4-(3- and 2-fluorobenzyloxy) benzylamino] propanamides Dec 10, 2028 Mdd Us
Xadago US8278485 Process for the production of 2-[4-(3- and 2-fluorobenzyloxy) benzylamino] propanamides Jun 08, 2027 Mdd Us
Xadago US8283380 Methods for treatment of parkinson's disease Mar 21, 2031 Mdd Us


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 Safinamide Mesylate's patents.

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

Event Date Patent/Publication
Patent litigations
Payment of Maintenance Fee, 12th Year, Large Entity 09 Apr, 2024 US8283380
Payment of Maintenance Fee, 12th Year, Large Entity 02 Apr, 2024 US8278485
Payment of Maintenance Fee, 12th Year, Large Entity 13 Jun, 2023 US8076515
Patent Term Extension Certificate 21 May, 2021 US8283380
Withdrawal of Application for PTE 20 May, 2021 US8076515
Election in Response to Notice of Final Determination 16 Mar, 2021 US8283380
Notice of Final Determination -Election Required 09 Mar, 2021 US8283380
Notice of Final Determination -Election Required 09 Mar, 2021 US8076515
Payment of Maintenance Fee, 8th Year, Large Entity 09 Apr, 2020 US8283380
Payment of Maintenance Fee, 8th Year, Large Entity 02 Apr, 2020 US8278485



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Safinamide Mesylate Generics

Several generic applications have been filed for Safinamide Mesylate. The first generic version for Safinamide Mesylate was by Aurobindo Pharma Ltd and was approved on Jun 14, 2023. And the latest generic version is by Prinston Pharmaceutical Inc and was approved on Apr 25, 2024.

Given below is the list of companies who have filed for Safinamide Mesylate generic.


1. AUROBINDO PHARMA

Aurobindo Pharma Ltd has filed for 2 different strengths of generic version for Safinamide Mesylate. Given below are the details of the strengths of this generic introduced by Aurobindo Pharma.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 50MG BASE tablet Discontinued ORAL N/A Jun 14, 2023
EQ 100MG BASE tablet Discontinued ORAL N/A Jun 14, 2023


2. PRINSTON INC

Prinston Pharmaceutical Inc has filed for 2 different strengths of generic version for Safinamide Mesylate. Given below are the details of the strengths of this generic introduced by Prinston Inc.

Strength Dosage Form Availability Application Pathway TE code Launch Date
EQ 50MG BASE tablet Prescription ORAL AB Apr 25, 2024
EQ 100MG BASE tablet Prescription ORAL AB Apr 25, 2024