Granted Patent
Utility
US 6,673,935 · App. 10/342,380
5-chloro-3-(4-methanesulfonylphenyl)-6′-methyl-[2,3′]bipyridinyl in pure crystalline form and process for synthesis
Inventors:
Louis Crocker, Ian Davies, Richard G. Osifchin, Andrew Kotliar
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jan 14, 2003
Inventors
Louis Crocker
Ian Davies
Richard G. Osifchin
Andrew Kotliar
Assignee (at issue)
MERCK & CO., INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.