DrugPatentWatch

DrugPatentWatch concentrates deep knowledge on more than 6,400 small-molecule drugs and 2,300 generic ingredients from 1,700 branded and generic pharmaceutical companies and 700 suppliers, and more than 4,300 active and expired US patents and 74,000 international patents spanning 93 countries and regional patent offices.

Patent: 5,616,582

Summary for Patent: 5,616,582

Title: Quinazoline derivatives as anti-proliferative agents
Abstract:The invention concerns quinazoline derivatives of the formula I ##STR1## wherein m is 1, 2 or 3 and each R.sup.1 includes hydroxy, amino, carboxy, carbamoyl, ureido, (1-4C)alkoxycarbonyl, N-(1-4C)alkylcarbamoyl, N,N-di-[(1-4C)alkyl]carbamoyl, hydroxyamino, (1-4C)alkoxyamino, (2-4C)alkanoyloxyamino, trifluoromethoxy, (1-4C)alkyl, (1-4C)alkoxy and (1-3C)alkylenedioxy; n is 1 or 2 and each R.sup.2 includes hydrogen, hydroxy, halogeno, trifluoromethyl, amino, nitro, cyano and (1-4C)alkyl; or a pharmaceutically-acceptable salt thereof; processes for their preparation; pharmaceutical compositions containing them; and the use of the receptor tyrosine kinase inhibitory properties of the compounds in the treatment of cancer.
Inventor(s): Barker; Andrew J. (Macclesfield, GB2)
Assignee: Zeneca Limited (London, GB)
Application Number:08/490,666
Patent Claim Types:
see list of patent claims
Use;
Patent PDF download available with subscription

Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Product Substance Delist_Flag Patent Expiration Patented / Exclusive Use
Astrazeneca
IRESSA
gefitinib
TABLET; ORAL021399May 5, 2003DISCNNo5,616,582<disabled>
The preview shows a limited data set. Complete access is available with a Subscription
first patents previous patents next patents last patents

Export unavailable in trial.
Subscribe for complete access.

Foreign Priority and PCT Information for Patent: 5,616,582

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9201095Jan 20, 1992
United Kingdom9213572Jun 26, 1992
United Kingdom9223735Nov 12, 1992

International Patent Family for Patent: 5,616,582

Country Document Number Publication Date
South Africa9300015Jul 20, 1993
United States5457105Oct 10, 1995
Slovak Republic1693Sep 09, 1993
Slovak Republic281551May 10, 2001
The preview shows a limited data set. Complete access is available with a Subscription
first patents previous patents next patents last patents

Export unavailable in trial.
Subscribe for complete access.


« Back to Dashboard

DrugPatentWatch Archives

You are viewing the current data set
Select a link below to view the archives:

 2000  2001  2002  2003  2004  2005  2006  2007  2008  2009 
 2010  2011 

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 information. There is no warranty that the information contained herein is error free. 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.

Sign up for a free trial

First name
Last name
Email address

Connect with Social Media:

Follow DrugPatentWatch on Twitter Connect with DrugPatentWatch on Linkedin Drug Patents on LinkedIn

Copyright © 2002-2013 thinkBiotech LLC. ISSN: 2162-2639

`abc