Zilucoplan Sodium Patent Expiration

Zilucoplan Sodium is Used for treating generalized myasthenia gravis in adult patients who are anti-acetylcholine receptor antibody positive by subcutaneously administering the C5 complement inhibitor zilucoplan. It was first introduced by Ucb Inc in its drug Zilbrysq on Oct 17, 2023.


Zilucoplan Sodium Patents

Given below is the list of patents protecting Zilucoplan Sodium, 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
Zilbrysq US10106579 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US10208089 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US10435438 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US10562934 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US10835574 Modulators of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US11014965 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US11535650 Modulation of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US11752190 Modulators of complement activity Jun 12, 2035 Ucb Inc
Zilbrysq US11965040 Modulation of complement activity Jun 12, 2035 Ucb Inc



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 Zilucoplan Sodium's patents.

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

Activity Date Patent Number
Patent litigations
Second letter to regulating agency to determine regulatory review period 22 May, 2024 US10562934
Second letter to regulating agency to determine regulatory review period 22 May, 2024 US10106579
Second letter to regulating agency to determine regulatory review period 22 May, 2024 US10208089
Payment of Maintenance Fee, 4th Year, Large Entity 01 May, 2024 US10835574
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US10208089
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US10106579
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US10562934
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US10835574
Initial letter Re: PTE Application to regulating agency 11 Jan, 2024 US10106579
Initial letter Re: PTE Application to regulating agency 11 Jan, 2024 US10208089


Zilucoplan Sodium's Family Patents

Family Patents

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