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:
Jan. 26, 1993
Filed:
Apr. 18, 1991
Applicant:
Inventors:
Anker S Jorgensen, Copenhagen, DK;
Carsten E Stidsen, Bagsvaerd, DK;
Peter Faarup, Vaerlose, DK;
Frederik C Gronvald, Vedbaek, DK;
Flemming E Nielsen, Virum, DK;
Assignee:
Novo Nordisk A/S, Bagsvaerd, DK;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514250 ; 544345 ; 549 57 ;
Abstract
Novel [1]benzothieno[2,3-b]pyrazine-2,3(1H,4H)-diones or tautomeric forms thereof of the general formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently represent hydrogen, halogen, alkyl, alkoxy or trifluoromethyl. The compounds are useful for treating a central nervous system ailment associated with the NMDA receptor-associated glycine site.