Granted Patent
Utility
US 6,504,032 · App. 10/009,562
Process for the production of 2-pyridylpyridine derivatives
Inventors:
Fumiaki Ikeuchi, Taichi Shintou, Hirokazu Suda
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Dec 12, 2001
Inventors
Fumiaki Ikeuchi
Taichi Shintou
Hirokazu Suda
Assignee (at issue)
SANKIO CHEMICAL CO., LTD.
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.