Ospemifene Patent Expiration

Ospemifene is used for treating symptoms of urogenital atrophy, dyspareunia, and vaginal dryness associated with menopause. It was first introduced by Duchesnay Inc in its drug Osphena on Feb 26, 2013. 2 different companies have introduced drugs containing Ospemifene.


Ospemifene Patents

Given below is the list of patents protecting Ospemifene, 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
Osphena US8642079 Solid formulations of ospemifene Jul 09, 2028 Duchesnay
Osphena US8236861 Method for enhancing the bioavailablity of ospemifene Aug 11, 2026 Duchesnay
Osphena US6245819 Method for the treatment of vaginal dryness and sexual dysfunction in women during or after the menopause Jul 21, 2025 Duchesnay
Osphena US8470890 Method for enhancing the bioavailability of ospemifene Feb 13, 2024

(Expired)

Duchesnay
Osphena US8772353 Method for enhancing the bioavalability of ospemifene Feb 13, 2024

(Expired)

Duchesnay
Osphena US9241915 Method for enhancing the bioavailability of ospemifene Feb 13, 2024

(Expired)

Duchesnay
Osphena US9855224 Method for enhancing the bioavailability of ospemifene Feb 13, 2024

(Expired)

Duchesnay
Osphena US9566252 Method for the alleviation of dyspareunia in women Nov 02, 2022

(Expired)

Duchesnay



Ospemifene's Family Patents

Family Patents

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Ospemifene Generic API Manufacturers

Only one generic application has been filed for Ospemifene.

Given below is the list of companies who have filed for Ospemifene generic, along with the locations of their manufacturing plants worldwide.


1. HETERO LABS LTD V

Hetero Labs Ltd Unit V has filed for 1 generic for Ospemifene. Given below are the details of the strengths of this generic introduced by Hetero Labs Ltd V.

Strength Dosage Form Availability Application Pathway TE code Launch Date
60MG

tablet Prescription ORAL AB Feb 13, 2024