Last Updated: August 9, 2026

Details for Patent: 12,433,862

Name: Drug Patent Intelligence for US Patent 12433862
Creator: DrugPatentWatch
License: https://www.drugpatentwatch.com/terms.php

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Which drugs does patent 12,433,862 protect, and when does it expire?

Patent 12,433,862 protects AQNEURSA and is included in one NDA.

This patent has seventy-seven patent family members in thirty-three countries.

Summary for Patent: 12,433,862

Title:	Pharmaceutical compositions and uses directed to lysosomal storage disorders
Abstract:	The present disclosure provides for treating lysosomal storage disorders (LSDs) comprising administering acetyl-leucine or a pharmaceutically acceptable salt thereof.
Inventor(s):	Michael Strupp
Assignee:	Intrabio Ltd
Application Number:	US17/854,027
Patent Claim Types: see list of patent claims	Use;

Drugs Protected by US Patent 12,433,862

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
Intrabio	AQNEURSA	levacetylleucine	FOR SUSPENSION;ORAL	219132-001	Sep 24, 2024		RX	Yes	Yes	⤷ Start Trial	⤷ Start Trial				TREATMENT OF NEUROLOGICAL MANIFESTATIONS OF NIEMANN-PICK DISEASE TYPE-C (NPC) FOR A DURATION OF GREATER THAN 3 MONTHS	⤷ 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 12,433,862

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	3482754	⤷ Start Trial	CA 2026 00020	Denmark	⤷ Start Trial
European Patent Office	3482754	⤷ Start Trial	301377	Netherlands	⤷ Start Trial
European Patent Office	3482754	⤷ Start Trial	CR 2026 00020	Denmark	⤷ Start Trial
European Patent Office	3482754	⤷ Start Trial	C20260014	Finland	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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