The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 27, 2005
Filed:
Jul. 13, 2001
Richard Alexander Jelley, Sawbridgeworth, GB;
Tamara Ladduwahetty, London, GB;
Angus Murray Macleod, Bishops Stortford, GB;
Andrew Madin, Sawbridgeworth, GB;
Francine Sternfeld, London, GB;
Richard Alexander Jelley, Sawbridgeworth, GB;
Tamara Ladduwahetty, London, GB;
Angus Murray MacLeod, Bishops Stortford, GB;
Andrew Madin, Sawbridgeworth, GB;
Francine Sternfeld, London, GB;
Merck Sharp & Dohme Ltd., Hoddesdon, GB;
Abstract
A class of substituted imidazolo[5,1-a]phthalazine derivatives as ligands for GABAreceptors of formula Iwhich are partial or full inverse agonists of an α5 receptor subunit while being relatively free of activity at α1 and/or α2 and/or α3 receptor subunit binding sites are described herein; they are therefore of benefit as a medicament for enhancing cognition but with the reduction or elimination of proconvulsant activity.