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:
Oct. 10, 2006
Filed:
May. 10, 2002
Applicant:
David Alexander Learmonth, Maia, PT;
Inventor:
David Alexander Learmonth, Maia, PT;
Assignee:
Portela & C.A., S.A., , PT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 223/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
An efficient and high-yielding method for the preparation of optically pure (S)-(+) -10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide and (R)-(−)-10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide by resolution of racemic (±)-10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide using a tartaric acid anhydride.
Learmonth, David. (2006). Method for preparation of (s)-(+)-and(r)-(-)10,11-dihydro-10-hydrodoxy-5h-dibenz/b,f/azephine-5-carboxamide (U.S. Patent No. 7119197). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7119197
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile