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Serving 500+ biopharmaceutical companies globally:

Chinese Patent Office
Dow
Julphar
Medtronic
McKinsey
Queensland Health
Express Scripts
US Department of Justice
Federal Trade Commission
Harvard Business School

Generated: August 22, 2017

DrugPatentWatch Database Preview

Details for Patent: ► Subscribe

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Which drugs does patent 8,323,692 protect, and when does it expire?


Patent ► Subscribe protects GLUMETZA and is included in one NDA. There has been one Paragraph IV challenge on Glumetza.

This patent has twenty-three patent family members in fourteen countries.

Summary for Patent: ► Subscribe

Title:Controlled release dosage forms
Abstract: The invention provides stable controlled release monolithic coating compositions for use in coating pharmaceutical oral dosage forms comprising a polyglycol having a melting point greater than 55.degree. C. and an aqueous dispersion of a neutral ester copolymer lacking functional groups.
Inventor(s): Frisbee; Steven (Reston, VA)
Assignee: Valeant International Bermuda (Hamilton, BM)
Application Number:12/328,828
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Process;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Santarus Inc
GLUMETZA
metformin hydrochloride
TABLET, EXTENDED RELEASE;ORAL021748-002Jun 3, 2005AB3RXYesYes► Subscribe► SubscribeY
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Non-Orange Book Patents for Patent: ► Subscribe

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
2,005,182,056► Subscribe
8,128,957Modified release compositions of at least one form of tramadol► Subscribe
7,780,987Controlled release dosage forms► Subscribe
8,158,147Modified release formulations of at least one form of tramadol► 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 Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria536173► Subscribe
Australia2003211145► Subscribe
Australia2003211146► Subscribe
Canada2476201► Subscribe
Canada2476496► 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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Serving 500+ biopharmaceutical companies globally:

Medtronic
US Army
Dow
Julphar
McKesson
Merck
Citi
Colorcon
UBS
Johnson and Johnson

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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