Last Updated: August 3, 2026

TRACRIUM PRESERVATIVE FREE Drug Patent Profile

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Which patents cover Tracrium Preservative Free, and when can generic versions of Tracrium Preservative Free launch?

Tracrium Preservative Free is a drug marketed by Hospira and is included in one NDA.

The generic ingredient in TRACRIUM PRESERVATIVE FREE is atracurium besylate. There are sixteen drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the atracurium besylate profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Tracrium Preservative Free

A generic version of TRACRIUM PRESERVATIVE FREE was approved as atracurium besylate by HIKMA on July 18^th, 1997.

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Summary for TRACRIUM PRESERVATIVE FREE

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for TRACRIUM PRESERVATIVE FREE

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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.	Exclusivity Expiration
Hospira	TRACRIUM PRESERVATIVE FREE	atracurium besylate	INJECTABLE;INJECTION	018831-001	Nov 23, 1983		DISCN	Yes	No	⤷ Start Trial	⤷ Start Trial				⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

International Patents for TRACRIUM PRESERVATIVE FREE

See the table below for patents covering TRACRIUM PRESERVATIVE FREE around the world.

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Country	Patent Number	Title	Estimated Expiration
Austria	365579		⤷ Start Trial
Austria	A908476		⤷ Start Trial
Australia	2037576		⤷ Start Trial
Australia	506657		⤷ Start Trial
Belgium	849241		⤷ Start Trial
Canada	1075241	DERIVES QUATERNAIRES DE L'ISOQUINOLINE (QUATERNARY ISOQUINOLINE DERIVATIVES)	⤷ Start Trial
Switzerland	625223		⤷ Start Trial
>Country	>Patent Number	>Title	>Estimated Expiration

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.