Abemaciclib Patent Expiration

Abemaciclib is Used for treating HR-positive, HER2-negative advanced or metastatic breast cancer in various settings. It was first introduced by Eli Lilly And Co in its drug Verzenio on Sep 28, 2017.


Abemaciclib Patents

Given below is the list of patents protecting Abemaciclib, 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
Verzenio US7855211 Protein kinase inhibitors Sep 28, 2031 Eli Lilly And Co



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 Abemaciclib's patents.

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

Activity Date Patent Number
Patent litigations
Notice of Final Determination -Eligible 15 Dec, 2023 US7855211
FDA Final Eligibility Letter 14 Nov, 2023 US7855211
transaction for FDA Determination of Regulatory Review Period 01 Mar, 2023 US7855211
transaction for FDA Determination of Regulatory Review Period 18 Jan, 2023 US7855211
Payment of Maintenance Fee, 12th Year, Large Entity 19 May, 2022 US7855211
Second letter to regulating agency to determine regulatory review period 26 Mar, 2021 US7855211
Electronic Review 26 Jun, 2020 US7855211
Email Notification 24 Jun, 2020 US7855211
Mail Certificate of Correction Memo 23 Jun, 2020 US7855211
Post Issue Communication - Certificate of Correction 19 Jun, 2020 US7855211


Abemaciclib's Family Patents

Family Patents

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