Lotilaner Patent Expiration

Lotilaner is Used for treating demodex blepharitis by applying topically to the eye surface. It was first introduced by Tarsus Pharmaceuticals Inc in its drug Xdemvy on Jul 24, 2023.


Lotilaner Patents

Given below is the list of patents protecting Lotilaner, 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
Xdemvy US10835517 Methods for treating ocular demodex using isoxazoline parasiticide formulations Dec 14, 2038 Tarsus
Xdemvy US11197847 Isoxazoline parasiticide formulations and methods for treating blepharitis Dec 14, 2038 Tarsus
Xdemvy US11690826 Methods for treating demodex blepharitis using lotilaner formulations Dec 14, 2038 Tarsus
Xdemvy US11690827 Methods for treating ocular Demodex using lotilaner formulations Dec 14, 2038 Tarsus
Xdemvy US11752137 Ophthalmic compositions for treating ocular Demodex using lotilaner formulations Dec 14, 2038 Tarsus
Xdemvy US8383659 Isoxazoline derivatives as pesticides Jan 17, 2030 Tarsus



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 Lotilaner's patents.

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

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 4th Yr, Small Entity 14 May, 2024 US10835517
Recordation of Patent Grant Mailed 12 Sep, 2023 US11752137
Mail Patent eGrant Notification 12 Sep, 2023 US11752137
Patent eGrant Notification 12 Sep, 2023 US11752137
Email Notification 12 Sep, 2023 US11752137
Recordation of Patent eGrant 12 Sep, 2023 US11752137
Patent Issue Date Used in PTA Calculation 12 Sep, 2023 US11752137
Email Notification 24 Aug, 2023 US11752137
Issue Notification Mailed 23 Aug, 2023 US11752137
Application Is Considered Ready for Issue 27 Jul, 2023 US11752137


Lotilaner's Family Patents

Family Patents

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