Granted Patent
Utility
US 5,217,520 · App. 07/852,424
Herbicidal triazolinones
Inventor:
Kathleen M. Poss
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: Mar 16, 1992
Inventor
Kathleen M. Poss
Assignee (at issue)
FMC CORPORATION
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.