Granted Patent
Utility
US 5,232,979 · App. 07/818,319
N-oxygenated arylpyrrole insecticidal acaricidal and nematicidal agents
Inventor:
Venkataraman Kameswaran
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Jan 8, 1992
Inventor
Venkataraman Kameswaran
Assignee (at issue)
American Cyanamid 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.