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:
Sep. 03, 2013
Filed:
May. 21, 2008
Applicants:
Laxmikant Atmaram Gharat, Thane, IN;
Jitendra Maganbhai Gajera, Navi Mumbai, IN;
Sandip Damodar Patil, Navi Mumbai, IN;
Suresh M. Kadam, Thane(w) Mumbai, IN;
Inventors:
Laxmikant Atmaram Gharat, Thane, IN;
Jitendra Maganbhai Gajera, Navi Mumbai, IN;
Sandip Damodar Patil, Navi Mumbai, IN;
Suresh M. Kadam, Thane(w) Mumbai, IN;
Assignee:
Glenmark Pharmaceuticals S.A., La Chaux-de-Fonds, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 491/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to novel processes for preparing 6-(difluoromethoxy)[1]benzofuro[3,2-c]pyridine-9-carbaldehyde, which is a novel and useful intermediate for preparing compounds with PDE4 inhibitory activity, such as 3,5-dichloro-4-(6-difluoromethoxybenzo[4,5]furo[3,2-c]pyridin-9-ylcarboxamido)-1-pyridiniumolate.