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Generated: May 29, 2017

DrugPatentWatch Database Preview

Details for Patent: RE42889

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Which drugs does patent RE42889 protect, and when does it expire?


Patent RE42889 protects PREZISTA and PREZCOBIX and is included in three NDAs. There has been one Paragraph IV challenge on Prezista.

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

Summary for Patent: RE42889

Title:.alpha.- and .beta.- amino acid hydroxyethylamino sulfonamides useful as retroviral protease inhibitors
Abstract: .alpha.- and .beta.-amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease.
Inventor(s): Vazquez; Michael L. (Gurnee, IL), Mueller; Richard A. (Glencoe, IL), Talley; John J. (St. Louis, MO), Getman; Daniel P. (Chesterfield, MO), DeCrescenzo; Gary A. (St. Peters, MO), Freskos; John N. (Clayton, MO), Heintz; Robert M. (Ballwin, MO), Bertenshaw; Deborah E. (Brentwood, MO)
Assignee: G.D. Searle LLC (New York, NY)
Application Number:11/788,947
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Janssen Prods
PREZISTA
darunavir ethanolate
TABLET;ORAL021976-004Dec 18, 2008RXYesNoRE42889*PED► Subscribe
Janssen Prods
PREZISTA
darunavir ethanolate
TABLET;ORAL021976-005Dec 18, 2008RXYesNoRE42889*PED► Subscribe
Janssen Prods
PREZISTA
darunavir ethanolate
TABLET;ORAL021976-001Jun 23, 2006DISCNYesNoRE42889*PED► Subscribe
Janssen Prods
PREZISTA
darunavir ethanolate
TABLET;ORAL021976-003Oct 21, 2008DISCNYesNoRE42889*PED► Subscribe
Janssen Prods
PREZISTA
darunavir ethanolate
TABLET;ORAL021976-002Feb 25, 2008RXYesNoRE42889*PED► Subscribe
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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 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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