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Profile for Tradename: PRELAY

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Prelay is a drug marketed by Sankyo and is included in one NDA. There are two patents protecting this drug.

This drug has forty-one patent family members in thirty-three countries.

The generic ingredient in PRELAY is troglitazone. Additional details are available on the troglitazone profile page.

Summary for Tradename: PRELAY

Patents:2
Applicants:1
NDAs:1

Clinical Trials for: PRELAY

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997DISCNNo5,859,037<disabled><disabled>
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997DISCNNo6,011,049<disabled><disabled>
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997DISCNNo6,011,049<disabled><disabled>
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997DISCNNo5,859,037<disabled><disabled>
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997DISCNNo6,011,049<disabled><disabled>
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Premature patent expiration for: PRELAY

Expiration due to failure to pay maintenance fee

Patent Number Tradename Expiration Date
5,859,037
PRELAY
January 12, 2011
6,011,049
PRELAY
January 04, 2012

Non-Orange Book Patents for Tradename: PRELAY

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
5,972,973 Sulfonylurea-glitazone combinations for diabetes<disabled in preview>
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International Patent Family for Tradename: PRELAY

Country Document Number Publication Date
Panama8484901Sep 29, 2000
World Intellectual Property Organization (WIPO)9836755Aug 27, 1998
South Africa9801343Nov 16, 1998
Portugal1128834Jul 29, 2005
Spain2241305Oct 16, 2005
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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 information. There is no warranty that the information contained herein is error free. 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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ISSN: 2162-2639

Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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