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Serving 500+ biopharmaceutical companies globally:

US Army
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Generated: June 28, 2017

DrugPatentWatch Database Preview

Details for Patent: 8,552,025

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Which drugs does patent 8,552,025 protect, and when does it expire?

Patent 8,552,025 protects RELISTOR and is included in one NDA. There have been three Paragraph IV challenges on Relistor.

This patent has thirty-one patent family members in seventeen countries.

Summary for Patent: 8,552,025

Title:Stable methylnaltrexone preparation
Abstract: Stable pharmaceutical compositions useful for administering methylnaltrexone are described, as are methods for making the same. Kits, including these pharmaceutical compositions, also are provided.
Inventor(s): Sanghvi; Suketu P. (Kendall Park, NJ), Boyd; Thomas A. (Grandview, NY)
Assignee: Progenics Pharmaceuticals, Inc. (Tarrytown, NY)
Application Number:12/639,862
Patent Claim Types:
see list of patent claims
Composition; Formulation; Compound; 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
Salix Pharms
methylnaltrexone bromide
SOLUTION;SUBCUTANEOUS021964-002Sep 27, 2010RXYesYes8,552,025► SubscribeY
Salix Pharms
methylnaltrexone bromide
SOLUTION;SUBCUTANEOUS021964-001Apr 24, 2008RXYesYes8,552,025► SubscribeY
Salix Pharms
methylnaltrexone bromide
SOLUTION;SUBCUTANEOUS021964-003Sep 27, 2010RXYesYes8,552,025► SubscribeY
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International Patent Family for Patent: 8,552,025

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Slovenia2368553► Subscribe
Slovenia1615646► Subscribe
Russian Federation2362560► Subscribe
Russian Federation2005134361► Subscribe
Portugal2368554► 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:

Argus Health
Boehringer Ingelheim
Queensland Health
Farmers Insurance

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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