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Details for Patent: 4,814,470

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Summary for Patent: 4,814,470

Title: Taxol derivatives, their preparation and pharmaceutical compositions containing them
Abstract:Taxol derivatives of formula ##STR1## in which R represents hydrogen or acetyl, one of R.sub.1 or R.sub.2 represents hydroxy and the other represents tert-butoxycarbonylamino and their isomers are useful antitumor agents.
Inventor(s): Colin; Michel (Thoiry, FR), Guenard; Daniel (Montrouge, FR), Gueritte-Voegelein; Francoise (Paris, FR), Potier; Pierre (Paris, FR)
Assignee: Rhone-Poulenc Sante (Courbevoie, FR)
Application Number:07/073,156
Patent Claim Types:
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Compound; Composition;

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Foreign Priority and PCT Information for Patent: 4,814,470

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France86 10400Jul 17, 1986

International Patent Family for Patent: 4,814,470

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria49962► Subscribe
Australia591309► Subscribe
Australia7567787► Subscribe
Canada1278304► Subscribe
Germany3761562► 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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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.