Last Updated: November 9, 2026

Details for Patent: 9,421,184

Name: Drug Patent Intelligence for US Patent 9421184
Creator: DrugPatentWatch
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Which drugs does patent 9,421,184 protect, and when does it expire?

Patent 9,421,184 protects DUVYZAT and is included in one NDA.

This patent has twenty-seven patent family members in twenty countries.

Summary for Patent: 9,421,184

Title:	Diethyl-[6-(4-hydroxycarbamoyl-phenyl-carbamoyloxy-methyl)-naphthalen-2-yl-methyl]-ammonium chloride for use in the treatment of muscular dystrophy
Abstract:	The present invention relates to a method for treating muscular dystrophy which comprises administering diethyl-[6-(4-hydroxycarbamoyl-phenyl-carbamoyloxy-methyl)-naphthalen-2-yl-methyl]-ammonium chloride or other pharmaceutically acceptable salts and/or solvates thereof to a patient in need of such a treatment.The invention further relates to a method for treating muscular dystrophy which comprises administering diethyl-[6-(4-hydroxycarbamoyl-phenyl-carbamoyloxy-methyl)-naphthalen-2-yl-methyl]-ammonium chloride or other pharmaceutically acceptable salts and/or solvates thereof in combination with one or more additional anti-inflammatory active agents to a patient in need of such a treatment.
Inventor(s):	Valentina Saccone, Silvia Consalvi, Pier Lorenzo Puri, Paolo Mascagni
Assignee:	Italfarmaco SpA
Application Number:	US14/444,959
Patent Claim Types: see list of patent claims	Use; Composition; Dosage form;

Drugs Protected by US Patent 9,421,184

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
Italfarmaco Spa	DUVYZAT	givinostat hydrochloride	SUSPENSION;ORAL	217865-001	Mar 21, 2024		RX	Yes	Yes	9,421,184	⤷ Start Trial				A METHOD FOR THE TREATMENT OF DUCHENNE MUSCULAR DYSTROPHY (DMD) USING GIVINOSTAT	⤷ 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 9,421,184

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Argentina	089839	⤷ Start Trial
Australia	2012368818	⤷ Start Trial
Brazil	112014018975	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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