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:
Feb. 10, 2015
Filed:
Jun. 17, 2010
John A. Demattei, Berthoud, CO (US);
Carlos Marlon, Chula Vista, CA (US);
Ryan O. Castro, San Diego, CA (US);
Tsung-hsun Chuang, San Diego, CA (US);
Mark Allen Hadd, San Diego, CA (US);
Xiao-xiong LU, San Diego, CA (US);
Mark Macias, San Diego, CA (US);
Stephen M. Shaw, San Diego, CA (US);
John A. DeMattei, Berthoud, CO (US);
Carlos Marlon, Chula Vista, CA (US);
Ryan O. Castro, San Diego, CA (US);
Tsung-Hsun Chuang, San Diego, CA (US);
Mark Allen Hadd, San Diego, CA (US);
Xiao-Xiong Lu, San Diego, CA (US);
Mark Macias, San Diego, CA (US);
Stephen M. Shaw, San Diego, CA (US);
Arena Pharmaceuticals, Inc., San Diego, CA (US);
Abstract
The present invention relates to processes and intermediates useful in the preparation of (R)-8-chloro-1-methyl-2,3,4,5-tetrahydro-1H-3-benzazepine (lorcaserin), a serotonin (5-HT) receptor modulator that is useful in the treatment of for example, central nervous system disorders, such as obesity.