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:
Nov. 18, 2014
Filed:
Mar. 22, 2011
Applicants:
Steven N. Goodman, King of Prussia, PA (US);
Matthew David Kowalski, King of Prussia, PA (US);
Douglas Matthew Mans, King of Prussia, PA (US);
Huan Wang, King of Prussia, PA (US);
Inventors:
Steven N. Goodman, King of Prussia, PA (US);
Matthew David Kowalski, King of Prussia, PA (US);
Douglas Matthew Mans, King of Prussia, PA (US);
Huan Wang, King of Prussia, PA (US);
Assignee:
VIIV Healthcare Company, Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 213/803 (2006.01); C07D 213/68 (2006.01); C07D 498/14 (2006.01); C07D 213/80 (2006.01);
U.S. Cl.
CPC ...
C07D 498/14 (2013.01); C07D 213/68 (2013.01); C07D 213/80 (2013.01);
Abstract
The present invention relates to the preparation of pyridinone carboxylic acid aldehydes such as 5-methoxy-6-(methoxycarbonyl)-4-oxo-1-(2-oxoethyl)-1,4-dihydropyridine-3-carboxylic acid.