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Serving leading biopharmaceutical companies globally:

Julphar
Cerilliant
Chinese Patent Office
Covington
Argus Health
Merck
Colorcon
Fish and Richardson
Express Scripts
Healthtrust

Generated: February 19, 2018

DrugPatentWatch Database Preview

DESYREL Drug Profile

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Which patents cover Desyrel, and when can generic versions of Desyrel launch?

Desyrel is a drug marketed by Pragma Pharms Llc and is included in one NDA. There is one patent protecting this drug.

This drug has twenty-eight patent family members in twenty-one countries.

The generic ingredient in DESYREL is trazodone hydrochloride. There are thirteen drug master file entries for this compound. Forty-four suppliers are listed for this compound. Additional details are available on the trazodone hydrochloride profile page.
Summary for DESYREL
Drug patent expirations by year for DESYREL
Medical Subject Heading (MeSH) Categories for DESYREL

US Patents and Regulatory Information for DESYREL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-001 Approved Prior to Jan 1, 1982 DISCN Yes No ➤ Sign Up ➤ Sign Up Y Y ➤ Sign Up
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-004 Nov 7, 1988 DISCN Yes No ➤ Sign Up ➤ Sign Up Y Y ➤ Sign Up
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-002 Approved Prior to Jan 1, 1982 DISCN Yes No ➤ Sign Up ➤ Sign Up Y Y ➤ Sign Up
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-003 Mar 25, 1985 DISCN Yes No ➤ Sign Up ➤ Sign Up Y Y ➤ Sign Up
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration

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Expired US Patents for DESYREL

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-003 Mar 25, 1985 ➤ Sign Up ➤ Sign Up
Pragma Pharms Llc DESYREL trazodone hydrochloride TABLET;ORAL 018207-003 Mar 25, 1985 ➤ Sign Up ➤ Sign Up
Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration

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Non-Orange Book US Patents for DESYREL

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
8,314,236 Trazodone and trazodone hydrochloride in purified form ➤ Sign Up
Patent No. Title Estimated Patent Expiration

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International Patents for DESYREL

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Serving hundreds of leading biopharmaceutical companies globally:

US Army
Express Scripts
Argus Health
Mallinckrodt
Julphar
Cipla
Colorcon
Cerilliant
Federal Trade Commission

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. thinkBiotech performs no independent verifification 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.

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