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. 10, 2007
Filed:
May. 22, 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 223/22 (2006.01); A61K 31/55 (2006.01); A61P 25/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for the preparation of 10,11-dihydro-10-hydroxy-5H-dibenz/b,f/azepine-5-carboxamide and 10,11-dihydro-10-oxo-5H-dibenz/b,f/azepine-5-carboxamide from carbamazepine via a three-step process involving (i) epoxidation of carbamazepine; (ii) ring-opening of the resulting epoxide and (iii) oxidation of the resulting alcohol
Learmonth, David. (2007). Method for preparation of 10,11-dihydro-10-hydroxy-5h-dibenz/b, f/azepine-5-carboxamide and 10,11-dihydro-10-oxo-5h-dibenz/b, f/azepine-5-carboxamide (U.S. Patent No. 7241886). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7241886
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile