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:
Aug. 20, 2013
Filed:
Jan. 22, 2010
Applicants:
Malcolm Clive Carter, Ware, GB;
George Stuart Cockerill, Bedford, GB;
Karen Elizabeth Lackey, Hillsborough, NC (US);
Inventors:
Malcolm Clive Carter, Ware, GB;
George Stuart Cockerill, Bedford, GB;
Karen Elizabeth Lackey, Hillsborough, NC (US);
Assignee:
GlaxoSmithKline LLC, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 43/90 (2006.01); A61K 31/519 (2006.01); C07D 239/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of a compound of formula (I) comprising the steps:(a) reacting a compound of formula (II) wherein L and L' are suitable leaving groups,with a compound of formula (III)UNH  (III)to prepare a compound of formula (IV) and subsequently (b) substituting the group Rby replacement of the leaving group L′.