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:
Jul. 08, 1997
Filed:
May. 30, 1995
Applicant:
Inventors:
Eva Maria Hammarberg, Sodertalje, SE;
Lars George Johansson, Sodertalje, SE;
Lars-Gunnar Larsson, Holo, SE;
Rolf Noreen, Huddinge, SE;
Lucy Anna Renyi, Skarholmen, SE;
Svante Bertil Ross, Sodertalje, SE;
Daniel Dungan Sohn, Sodertalje, SE;
Bjorn Eric Svensson, Sodertalje, SE;
Seth-Olov Thorberg, Jarna, SE;
Assignee:
Astra Aktiebolag, Sodertalje, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
549404 ; 549 60 ; 544242 ; 544298 ; 544334 ; 546286 ; 546300 ; 546329 ; 548525 ;
Abstract
Compounds of the formula ##STR1## are disclosed. These compounds are employed as intermediates in the synthesis of aminochroman compounds useful in the treatment of CNS disorders.