Granted Patent
Utility
US 5,260,262 · App. 07/802,924
Substituted pyridine compounds having herbicidal activity
Inventors:
Len F. Lee, Yuen-Lung L. Sing, Sai Chi Wong
Patented Case
View Patent ↗
Granted: Nov 9, 1993
Filed: Dec 6, 1991
Inventors
Len F. Lee
Yuen-Lung L. Sing
Sai Chi Wong
Assignee (at issue)
Monsanto Company
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.