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BioPharmaceutical Business Intelligence

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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Cantor Fitzgerald
Express Scripts
Merck
McKesson
Federal Trade Commission
Deloitte
Fish and Richardson
Queensland Health
Chubb

Generated: November 18, 2017

DrugPatentWatch Database Preview

PRELAY Drug Profile

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

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

This drug has forty-eight patent family members in thirty-six countries and one supplementary protection certificate in one country.

The generic ingredient in PRELAY is troglitazone. Additional details are available on the troglitazone profile page.
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997DISCNNoNo► Subscribe► Subscribe ► Subscribe
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Expired Patents for Tradename: PRELAY

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-001Jan 29, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-003Aug 4, 1997► Subscribe► Subscribe
Sankyo
PRELAY
troglitazone
TABLET;ORAL020719-002Jan 29, 1997► Subscribe► Subscribe
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Premature patent expiration for: PRELAY

Expiration due to failure to pay maintenance fee

Patent Number Tradename Expiration Date
► Subscribe
PRELAY
► Subscribe
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PRELAY
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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► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Tradename: PRELAY

Country Document Number Estimated Expiration
Denmark1128834► Subscribe
European Patent Office1128834► Subscribe
New Zealand336002► Subscribe
Guatemala199800037► Subscribe
Argentina020973► Subscribe
Australia741215► Subscribe
Norway993982► Subscribe
Austria293980► Subscribe
World Intellectual Property Organization (WIPO)0027401► Subscribe
Poland335166► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Supplementary Protection Certificates for Tradename: PRELAY

Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
C/GB97/084United Kingdom► SubscribePRODUCT NAME: TROGLITAZONE, OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT; REGISTERED: UK 10949/0277 19970729; UK 10949/0278 19970729; UK 10949/0279 19970729; UK 06384/0005 19970729; UK 06384/0006 19970729; UK 06384/0007 19970729
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For more information try a trial or see the database preview and plans and pricing

Serving leading biopharmaceutical companies globally:

Federal Trade Commission
Deloitte
Accenture
UBS
QuintilesIMS
McKesson
Daiichi Sankyo
Mallinckrodt
Argus Health
Colorcon

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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