Competitive intelligence on 
 small-molecule drugs and 
 the 90,000 global patents 
 covering them 

Start your free trial now

Plans and Pricing

DrugPatentWatch Ultimate Plan Preview

Details for Patent: 5,260,291

« Back to Dashboard

Summary for Patent: 5,260,291

Title: Tetrazine derivatives
Abstract:[ 3H]-Imidazo[ 5,1-d] -1,2,3,5-tetrazin-4-one derivatives of the formula: ##STR1## wherein R.sup.1 represents hydrogen, or an alkyl, alkenyl or alkynyl group containing up to 6 carbon atoms, each such group being unsubstituted or substituted by from one to three substituents selected from halogen atoms, alkoxy, alkylthio, alkylsulphinyl and alkylsulphonyl groups containing up to 4 carbon atoms, and optionally substituted phenyl groups, or R.sup.1 represents a cycloalkyl group containing from 3 to 8 carbon atoms, and R.sup.2 represents a carbamoyl group optionally N-substituted by one or two groups selected ftom alkyl and alkenyl groups containing up to 4 carbon atoms, and cycloalkyl groups containing 3 to 8 carbon atoms, are new therapeutically useful compounds possessing antineoplastic and immunomodulatory activity.
Inventor(s): Lunt; Edward (Norfolk, GB2), Stevens; Malcolm F. G. (Birmingham, GB2), Stone; Robert (Montrose, AU), Wooldridge; Kenneth R. H. (Lincolnshire, GB2), Newlands; Edward S. (London, GB2)
Assignee: Cancer Research Campaign Technology Limited (London, GB2)
Application Number:07/781,020
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;
Patent PDF download available with subscription

No matches for this query

Foreign Priority and PCT Information for Patent: 5,260,291

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8125791Aug 24, 1981

International Patent Family for Patent: 5,260,291

Country Document Number Publication Date
South Africa8206120Jul 27, 1983
South Africa9400248Jul 13, 1994
World Intellectual Property Organization (WIPO)9415615Jul 21, 1994
United States of America5731304Mar 24, 1998
Taiwan414710Dec 11, 2000
This preview shows a limited data set
Subscribe for full access, or try a free trial

Export unavailable in trial.
Subscribe for complete access.

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   2012   2013   2014  

For more information try a free trial or see the plan comparison

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.

Copyright 2002-2015 thinkBiotech LLC
ISSN: 2162-2639

Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

Connect with Social Media:

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