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:
Apr. 22, 2014
Filed:
Dec. 11, 2009
Applicants:
Craig Williamson, Old Aberdeen, GB;
John Mervyn David Storey, Old Aberdeen, GB;
Inventors:
Craig Williamson, Old Aberdeen, GB;
John Mervyn David Storey, Old Aberdeen, GB;
Assignee:
WisTa Laboratories Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 491/00 (2006.01); A61K 31/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention pertains generally to methods of preparing certain 9-(arylalkyl)-1,2,3,4-tetrahydro-γ-carboline compounds and their analogues, and especially to methods of preparing dimebon. The present invention also pertains to methods of preparing certain intermediate compounds which find use in the synthesis of the 9-(arylalkyl)-1,2,3,4-tetrahydro-γ-carboline compounds.