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:
Nov. 09, 1976
Filed:
Nov. 08, 1974
Applicant:
Inventor:
Joel G Berger, Freeport, NY (US);
Assignee:
Endo Laboratories, Inc., Garden City, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
424267 ; 2602 / ; 26029355 ;
Abstract
Certain trans-2,3,4,4a,5,9b-hexahydro-1H-pyrido-[4,3-b] indoles useful as analgesics and sedatives. Some are also useful as major (antipsychotics) and/or minor (anxiolytics) tranquilizers, muscle relaxants, or hypotensives. The compounds of this invention are made by borane/THF reduction of .DELTA..sup.4a,9b -tetrahydro precursors, followed where necessary by dealkylation, alkylation and/or acylation/reduction.