Granted Patent
Utility
US 4,482,727 · App. 06/510,141
Certain 1,3-cyclohexanedione adducts of substituted phenoxyphenoxypropionic acids and their use as an herbicide
Inventor:
David L. Lee
Patented Case
View Patent ↗
Granted: Nov 13, 1984
Filed: Jul 1, 1983
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.