Last Updated: November 8, 2026

Details for Patent: 11,311,482

Name: Drug Patent Intelligence for US Patent 11311482
Creator: DrugPatentWatch
License: https://www.drugpatentwatch.com/terms.php

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Which drugs does patent 11,311,482 protect, and when does it expire?

Patent 11,311,482 protects ARAZLO and is included in one NDA.

This patent has thirty-two patent family members in nineteen countries.

Summary for Patent: 11,311,482

Title:	Topical compositions and methods for treating skin diseases
Abstract:	Topical pharmaceutical compositions include tazarotene or a pharmaceutically acceptable salt of tazarotenic acid and an oil-in-water emulsion vehicle that forms a lotion. The compositions are used to treat skin diseases, such as acne vulgaris.
Inventor(s):	Arturo Angel, Radhakrishnan Pillai
Assignee:	Bausch Health Ireland Ltd , Bausch Health US LLC
Application Number:	US16/179,561
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 11,311,482
Patent Claim Types: see list of patent claims	Use; Composition; Formulation;

Drugs Protected by US Patent 11,311,482

Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Bausch	ARAZLO	tazarotene	LOTION;TOPICAL	211882-001	Dec 18, 2019		RX	Yes	Yes	⤷ Start Trial	⤷ Start Trial				TOPICAL TREATMENT OF ACNE VULGARIS IN PATIENTS 9 YEARS OF AGE AND OLDER	⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Patented / Exclusive Use	>Submissiondate

International Family Members for US Patent 11,311,482

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2016279801	⤷ Start Trial
Brazil	112017027332	⤷ Start Trial
Brazil	112019023817	⤷ Start Trial
Canada	2988577	⤷ Start Trial
Canada	3063371	⤷ Start Trial
China	108282998	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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