Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

Serving leading biopharmaceutical companies globally:

Fish and Richardson
Farmers Insurance
Boehringer Ingelheim

Generated: December 10, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,382,938

« Back to Dashboard

Summary for Patent: 4,382,938

Title: Imidazo[1,2-a] pyridine derivatives and their application as pharmaceuticals
Abstract:Imidazo[1,2-a] pyridines of the formula: ##STR1## and their acid addition salts in which Y represents a hydrogen or halogen atom or a C.sub.1-4 alkyl radical, Z represents a naphthyl radical or a radical ##STR2## in which each of X.sub.1 and X.sub.2 independently of one another is a hydrogen or halogen atom, a C.sub.1-4 alkoxy radical, a C.sub.1-6 alkyl radical or CF.sub.3, CH.sub.3 S--, CH.sub.3 SO.sub.2 --, --NO.sub.2, --NH.sub.2 or --NHCOCH.sub.3, and each of R.sub.1 and R.sub.2 independently of one another represents a hydrogen atom, a straight or branched C.sub.1-5 alkyl radical which is unsubstituted or substituted by one or more halogen atoms or hydroxyl, --N(C.sub.1-4 alkyl).sub.2, carbamoyl or C.sub.1-4 alkoxy radicals, allyl, propargyl, a C.sub.3-6 cycloalkyl radical, benzyl, or phenyl, not both R.sub.1 and R.sub.2 being hydrogen, or --NR.sub.1 R.sub.2 represents a heterocyclic ring containing from 3 to 6 carbon atoms, or a heterocyclic ring of the formula ##STR3## in which X is O, S, CHOR' or >N--R, R' being hydrogen or benzyl and R being hydrogen, a C.sub.1-4 alkyl radical, or phenyl which is unsubstituted or substituted by methoxy or a halogen atom, which may be made from the corresponding acids, have valuable pharmacological properties, especially anxiolytic, anti-anoxic, sleep-inducing, hypnotic and anticonvulsant properties.
Inventor(s): Kaplan; Jean-Pierre (Bourg la Reine, FR), George; Pascal (Vitry sur Seine, FR)
Assignee: Synthelabo (Paris, FR)
Application Number:06/313,601
Patent Claim Types:
see list of patent claims
Compound; Use;

No matches for this query

Foreign Priority and PCT Information for Patent: 4,382,938

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France80 22537Oct 22, 1980

International Patent Family for Patent: 4,382,938

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria7393► Subscribe
Australia544345► Subscribe
Australia7668781► Subscribe
Canada1157470► Subscribe
Germany3163524► Subscribe
Denmark154429► Subscribe
Denmark465181► Subscribe
European Patent Office0050563► Subscribe
Spain506412► Subscribe
Spain8207537► Subscribe
This preview shows a limited data set
Subscribe for full access, or try a Trial

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.

Export unavailable in trial.
Subscribe for complete access.

For more information try a trial or see the database preview and plans and pricing

Serving leading biopharmaceutical companies globally:

US Department of Justice
Cantor Fitzgerald
Farmers Insurance
Argus Health

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.

Copyright 2002-2017 thinkBiotech LLC
ISSN: 2162-2639

Secure SSL Encrypted
Privacy and Cookies
Terms & Conditions

Follow DrugPatentWatch: