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:
Jun. 27, 2006
Filed:
Dec. 01, 2003
Applicants:
Mark Edward Bunnage, Kent, GB;
Philip Charles Levett, Kent, GB;
Nicholas Murray Thomson, Kent, GB;
Inventors:
Assignee:
Pfizer Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01); C07D 401/12 (2006.01); C07D 295/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a process for the production a compound of general formula I: wherein A, R, R, Rand Rhave meanings given in the description, which process comprises the dehydrogenation of a compound of general formula II,