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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
US Army
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Generated: November 20, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,307,100

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Summary for Patent: 4,307,100

Title: Nor bis-indole compounds usable as medicaments
Abstract:Compounds with antitumoral activity corresponding to the formula (I): ##STR1## wherein R'.sub.1 is a hydrogen atom or an alkoxy, acyl, formyl or haloacyl radical; R'.sub.2 is a hydrogen atom or an alkyl radical; R'.sub.3 and R".sub.3 are a hydrogen atom, hydroxyl radical or an alkanoyloxy radical, and together are a carbonyl group, and R'.sub.3 and R'.sub.5 together are an epoxy bridge or a double bond; R'.sub.4 is a hydrogen atom or an alkyloxycarbonyl, hydroxymethyl, alkanoyloxymethyl or acetamido radical; R'.sub.5 and R".sub.5 are a hydrogen atom or a hydroxyl, alkanoyloxyl, ethyl or 2-hydroxyethyl radical; R'.sub.6 is a hydrogen atom or an ethyl, 2-hydroxyethyl or acetyl radical; R.sub.1 is a hydrogen atom or an alkyl, formyl or acyl radical; R.sub.2 is a hydrogen atom or alkoxy radical; R.sub.3 is a hydrogen atom or a hydroxyl or alkanoyloxyl radical, and together with R.sub.4 is an epoxy bridge or a double bond; R.sub.4 is a hydrogen atom or a hydroxyl, alkanoyloxyl radical, and together with R.sub.5 is an epoxy bridge; R.sub.6 is an alkyloxycarbonyl, hydrazido, acetamido, hydroxymethyl or alkanoyloxymethyl radical; and R.sub.5 and R.sub.7 are a hydrogen atom or a hydroxyl and alkanoyloxyl radical; acid addition and quaternary ammonium salts thereof and 12-chloro derivatives thereof.
Inventor(s): Langlois; Nicole (Bures S. Yvette, FR), Langlois; Yves (Bures S. Yvette, FR), Andriamialisoa; Ratremaniaina Z. (Les Ulis, FR), Potieo; Pierre (Bois d'Arcy, FR), Mangeney; Pierre (Paris, FR)
Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR) (Paris, FR)
Application Number:06/067,439
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

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Foreign Priority and PCT Information for Patent: 4,307,100

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France78 24568Aug 24, 1978
France78 24569Aug 24, 1978
France79 02981Feb 06, 1979

International Patent Family for Patent: 4,307,100

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada1136129► Subscribe
Germany2966049► Subscribe
European Patent Office0010458► SubscribeSPC/GB96/037United Kingdom► Subscribe
France2434171► Subscribe
France2434172► Subscribe
France2448545► Subscribe
Hungary182988► Subscribe
JapanS5531096► Subscribe
JapanS6332795► Subscribe
Netherlands990027► 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:

Chinese Patent Office
Queensland Health

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