Granted Patent
Utility
US 4,795,488 · App. 06/906,462
2-(Substituted benzoyl)-4-(substituted or unsubstituted phenyl)-1,3-cyclohexanediones as herbicides
Inventor:
David L. Lee
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Sep 12, 1986
Inventor
David L. Lee
Assignee (at issue)
Stauffer Chemical 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.