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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
US Department of Justice
McKesson
Boehringer Ingelheim
Medtronic
Daiichi Sankyo
US Army
Chinese Patent Office
Express Scripts
Mallinckrodt

Generated: December 15, 2017

DrugPatentWatch Database Preview

Details for Patent: 6,004,996

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Which drugs does patent 6,004,996 protect, and when does it expire?


Patent 6,004,996 protects ALLI and XENICAL and is included in two NDAs. There has been one Paragraph IV challenge on Alli.

Protection for XENICAL has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has thirty-eight patent family members in thirty-three countries.

Summary for Patent: 6,004,996

Title: Tetrahydrolipstatin containing compositions
Abstract:Product containing tetrahydrolipstatin as the active ingredient and pharmaceutically acceptable excipients, characterized in that it is in the form of particles with a diameter of 0.25 to 2 mm; and pharmaceutical preparation s or compositions for oral administration containing the product.
Inventor(s): Shah; Navnit Hargovindas (Clifton, NJ), Zeller; Max (Fullinsdorf, CH)
Assignee: Hoffman-La Roche Inc. (Nutley, NJ)
Application Number:09/003,137
Patent Claim Types:
see list of patent claims
Composition; Dosage form;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Glaxosmithkline ConsALLIorlistatCAPSULE;ORAL021887-001Feb 7, 2007OTCYesYes► Subscribe► SubscribeY► Subscribe
Hoffmann La RocheXENICALorlistatCAPSULE;ORAL020766-001Apr 23, 1999RXYesYes► Subscribe► SubscribeY► Subscribe
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International Patent Family for Patent: 6,004,996

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina010704► Subscribe
Austria200027► Subscribe
Australia6097298► Subscribe
Australia713192► Subscribe
Canada2258095► Subscribe
China1193752► Subscribe
China1220600► Subscribe
Colombia4920214► Subscribe
Cyprus2264► Subscribe
Czech Republic287154► 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 leading biopharmaceutical companies globally:

Cantor Fitzgerald
Express Scripts
Moodys
US Army
Teva
US Department of Justice
Cerilliant
Covington
Merck
Healthtrust

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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